./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI --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 cf0bb070a6f67963fcaf42c16427fd9b591ad6ca597a21a650e9cf23fa51a6dd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:42:29,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:42:29,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:42:29,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:42:29,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:42:29,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:42:29,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:42:29,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:42:29,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:42:29,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:42:29,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:42:29,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:42:29,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:42:29,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:42:29,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:42:29,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:42:29,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:42:29,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:42:30,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:42:30,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:42:30,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:42:30,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:42:30,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:42:30,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:42:30,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:42:30,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:42:30,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:42:30,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:42:30,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:42:30,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:42:30,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:42:30,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:42:30,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:42:30,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:42:30,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:42:30,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:42:30,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:42:30,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:42:30,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:42:30,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:42:30,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:42:30,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 03:42:30,078 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:42:30,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:42:30,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:42:30,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:42:30,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:42:30,080 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:42:30,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:42:30,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:42:30,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:42:30,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:42:30,088 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:42:30,089 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:42:30,089 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:42:30,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:42:30,089 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:42:30,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:42:30,090 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:42:30,090 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:42:30,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:42:30,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:42:30,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:42:30,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:42:30,091 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:42:30,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:42:30,092 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_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf0bb070a6f67963fcaf42c16427fd9b591ad6ca597a21a650e9cf23fa51a6dd [2021-10-29 03:42:30,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:42:30,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:42:30,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:42:30,417 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:42:30,417 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:42:30,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/memsafety-ext3/getNumbers2.c [2021-10-29 03:42:30,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/data/d4cba2728/612dcc3760a846f8935309f81d49dec0/FLAGd643e2726 [2021-10-29 03:42:31,008 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:42:31,010 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/sv-benchmarks/c/memsafety-ext3/getNumbers2.c [2021-10-29 03:42:31,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/data/d4cba2728/612dcc3760a846f8935309f81d49dec0/FLAGd643e2726 [2021-10-29 03:42:31,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/data/d4cba2728/612dcc3760a846f8935309f81d49dec0 [2021-10-29 03:42:31,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:42:31,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:42:31,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:42:31,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:42:31,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:42:31,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68971d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31, skipping insertion in model container [2021-10-29 03:42:31,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:42:31,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:42:31,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:42:31,582 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:42:31,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:42:31,628 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:42:31,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31 WrapperNode [2021-10-29 03:42:31,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:42:31,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:42:31,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:42:31,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:42:31,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:42:31,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:42:31,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:42:31,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:42:31,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:42:31,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:42:31,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:42:31,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:42:31,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:31" (1/1) ... [2021-10-29 03:42:31,718 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:42:31,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:42:31,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:42:31,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:42:31,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 03:42:31,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:42:31,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:42:31,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 03:42:31,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:42:31,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 03:42:32,177 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:42:32,178 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-29 03:42:32,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:32 BoogieIcfgContainer [2021-10-29 03:42:32,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:42:32,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:42:32,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:42:32,197 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:42:32,198 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:32" (1/1) ... [2021-10-29 03:42:32,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:42:32,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2021-10-29 03:42:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-10-29 03:42:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:42:32,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:32,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2021-10-29 03:42:32,465 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-10-29 03:42:32,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 03:42:32,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2021-10-29 03:42:32,696 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-10-29 03:42:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:42:32,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2021-10-29 03:42:33,204 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-10-29 03:42:33,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:42:33,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:33,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:33,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2021-10-29 03:42:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-10-29 03:42:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:42:33,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:33,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:33,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:42:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:33,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2021-10-29 03:42:33,575 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2021-10-29 03:42:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:42:33,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:33,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:33,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-10-29 03:42:33,897 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-10-29 03:42:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:42:33,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:33,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:33,995 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:34,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2021-10-29 03:42:34,282 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2021-10-29 03:42:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:34,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:34,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:34,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2021-10-29 03:42:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2021-10-29 03:42:34,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:34,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:34,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:34,768 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2021-10-29 03:42:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2021-10-29 03:42:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:35,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:35,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2021-10-29 03:42:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2021-10-29 03:42:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:42:35,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:36,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2021-10-29 03:42:36,115 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2021-10-29 03:42:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:42:36,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2021-10-29 03:42:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2021-10-29 03:42:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:42:36,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2021-10-29 03:42:36,969 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2021-10-29 03:42:36,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:42:36,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:37,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2021-10-29 03:42:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2021-10-29 03:42:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:42:37,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:37,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,470 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:37,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2021-10-29 03:42:37,759 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2021-10-29 03:42:37,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:42:37,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:37,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,842 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2021-10-29 03:42:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2021-10-29 03:42:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:42:38,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:38,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:38,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-10-29 03:42:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-10-29 03:42:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:38,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:38,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:39,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:39,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2021-10-29 03:42:39,148 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2021-10-29 03:42:39,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:39,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:39,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:39,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2021-10-29 03:42:39,909 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-10-29 03:42:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:42:39,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:39,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:40,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2021-10-29 03:42:40,281 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2021-10-29 03:42:40,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:40,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,304 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2021-10-29 03:42:40,555 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2021-10-29 03:42:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:42:40,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,675 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2021-10-29 03:42:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2021-10-29 03:42:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:41,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:41,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2021-10-29 03:42:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2021-10-29 03:42:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:41,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:41,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,882 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:42:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2021-10-29 03:42:42,661 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2021-10-29 03:42:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:42:42,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-10-29 03:42:43,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2021-10-29 03:42:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2021-10-29 03:42:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:42:43,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:43,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-10-29 03:42:43,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 59 states and 71 transitions. [2021-10-29 03:42:43,411 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2021-10-29 03:42:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:42:43,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:43,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-10-29 03:42:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 62 states and 75 transitions. [2021-10-29 03:42:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 75 transitions. [2021-10-29 03:42:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:44,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:44,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:45,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2021-10-29 03:42:45,435 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2021-10-29 03:42:45,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:45,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:45,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:45,606 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 19 proven. 15 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:42:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2021-10-29 03:42:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2021-10-29 03:42:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:42:46,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:46,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:46,490 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-10-29 03:42:46,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 69 states and 88 transitions. [2021-10-29 03:42:46,997 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2021-10-29 03:42:46,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:42:46,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:46,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-10-29 03:42:47,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2021-10-29 03:42:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2021-10-29 03:42:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:42:47,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:42:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2021-10-29 03:42:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2021-10-29 03:42:47,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:42:47,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 92 transitions. [2021-10-29 03:42:48,445 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2021-10-29 03:42:48,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:42:48,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:48,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:48,632 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 19 proven. 26 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:42:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 76 states and 99 transitions. [2021-10-29 03:42:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 99 transitions. [2021-10-29 03:42:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:42:49,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:49,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-10-29 03:42:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 78 states and 101 transitions. [2021-10-29 03:42:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 101 transitions. [2021-10-29 03:42:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:42:50,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-10-29 03:42:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 78 states and 100 transitions. [2021-10-29 03:42:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2021-10-29 03:42:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:42:50,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-10-29 03:42:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 80 states and 101 transitions. [2021-10-29 03:42:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions. [2021-10-29 03:42:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:51,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:51,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:51,195 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:51,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 82 states and 105 transitions. [2021-10-29 03:42:51,877 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2021-10-29 03:42:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:51,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:51,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:52,088 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 19 proven. 40 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:42:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2021-10-29 03:42:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2021-10-29 03:42:53,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:42:53,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:53,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 03:42:53,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 87 states and 114 transitions. [2021-10-29 03:42:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2021-10-29 03:42:53,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:42:53,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:53,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 03:42:53,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:53,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 87 states and 113 transitions. [2021-10-29 03:42:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 113 transitions. [2021-10-29 03:42:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:42:53,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:53,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:53,970 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-10-29 03:42:54,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 89 states and 114 transitions. [2021-10-29 03:42:54,466 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 114 transitions. [2021-10-29 03:42:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:54,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:54,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:54,601 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 91 states and 118 transitions. [2021-10-29 03:42:55,146 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 118 transitions. [2021-10-29 03:42:55,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:55,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:55,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:55,359 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 19 proven. 57 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:42:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 94 states and 125 transitions. [2021-10-29 03:42:56,482 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 125 transitions. [2021-10-29 03:42:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:42:56,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:56,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:56,537 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-29 03:42:57,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 96 states and 127 transitions. [2021-10-29 03:42:57,121 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 127 transitions. [2021-10-29 03:42:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:57,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-10-29 03:42:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 96 states and 126 transitions. [2021-10-29 03:42:57,483 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 126 transitions. [2021-10-29 03:42:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:42:57,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-10-29 03:42:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:58,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 98 states and 127 transitions. [2021-10-29 03:42:58,175 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2021-10-29 03:42:58,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:58,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:58,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:42:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 100 states and 131 transitions. [2021-10-29 03:42:59,022 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 131 transitions. [2021-10-29 03:42:59,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:42:59,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:59,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 19 proven. 77 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:43:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 103 states and 138 transitions. [2021-10-29 03:43:00,480 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2021-10-29 03:43:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:43:00,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:00,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-29 03:43:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:01,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 105 states and 140 transitions. [2021-10-29 03:43:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 140 transitions. [2021-10-29 03:43:01,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:43:01,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:01,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-10-29 03:43:01,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:01,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 105 states and 139 transitions. [2021-10-29 03:43:01,596 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2021-10-29 03:43:01,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:43:01,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:01,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-10-29 03:43:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 140 transitions. [2021-10-29 03:43:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 140 transitions. [2021-10-29 03:43:02,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:43:02,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:02,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:02,453 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:43:03,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:03,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 109 states and 144 transitions. [2021-10-29 03:43:03,222 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 144 transitions. [2021-10-29 03:43:03,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:43:03,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:03,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:03,488 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 19 proven. 100 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:43:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 112 states and 151 transitions. [2021-10-29 03:43:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 151 transitions. [2021-10-29 03:43:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:43:04,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:04,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-10-29 03:43:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2021-10-29 03:43:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2021-10-29 03:43:05,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:43:05,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:05,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-10-29 03:43:06,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:06,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 114 states and 152 transitions. [2021-10-29 03:43:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 152 transitions. [2021-10-29 03:43:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:43:06,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:06,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:06,079 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-10-29 03:43:06,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:06,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 116 states and 153 transitions. [2021-10-29 03:43:06,759 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 153 transitions. [2021-10-29 03:43:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:43:06,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 03:43:07,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2021-10-29 03:43:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-10-29 03:43:07,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:43:07,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:07,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 19 proven. 126 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 03:43:09,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:09,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 121 states and 163 transitions. [2021-10-29 03:43:09,139 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 163 transitions. [2021-10-29 03:43:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:43:09,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:09,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:09,163 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-10-29 03:43:09,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2021-10-29 03:43:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2021-10-29 03:43:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:43:09,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:09,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:09,782 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-10-29 03:43:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 123 states and 164 transitions. [2021-10-29 03:43:10,201 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 164 transitions. [2021-10-29 03:43:10,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:43:10,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:10,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-10-29 03:43:10,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 59 states and 58 transitions. [2021-10-29 03:43:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 58 transitions. [2021-10-29 03:43:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 03:43:10,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:10,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:43:10,912 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:43:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:43:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:43:11,425 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:43:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:43:11,729 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 63 iterations. [2021-10-29 03:43:11,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:43:11 ImpRootNode [2021-10-29 03:43:11,836 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:43:11,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:43:11,837 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:43:11,837 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:43:11,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:32" (3/4) ... [2021-10-29 03:43:11,840 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:43:11,934 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:43:11,934 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:43:11,936 INFO L168 Benchmark]: Toolchain (without parser) took 40553.04 ms. Allocated memory was 88.1 MB in the beginning and 358.6 MB in the end (delta: 270.5 MB). Free memory was 53.2 MB in the beginning and 214.3 MB in the end (delta: -161.1 MB). Peak memory consumption was 109.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:11,936 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 88.1 MB. Free memory was 61.0 MB in the beginning and 61.0 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:11,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.21 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 53.1 MB in the beginning and 87.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:11,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.70 ms. Allocated memory is still 111.1 MB. Free memory was 87.6 MB in the beginning and 86.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:11,938 INFO L168 Benchmark]: Boogie Preprocessor took 36.35 ms. Allocated memory is still 111.1 MB. Free memory was 86.2 MB in the beginning and 84.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:11,939 INFO L168 Benchmark]: RCFGBuilder took 470.94 ms. Allocated memory is still 111.1 MB. Free memory was 84.8 MB in the beginning and 71.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:11,940 INFO L168 Benchmark]: CodeCheck took 39654.83 ms. Allocated memory was 111.1 MB in the beginning and 358.6 MB in the end (delta: 247.5 MB). Free memory was 71.9 MB in the beginning and 217.5 MB in the end (delta: -145.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:11,940 INFO L168 Benchmark]: Witness Printer took 97.27 ms. Allocated memory is still 358.6 MB. Free memory was 217.5 MB in the beginning and 214.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:11,943 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, 18 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 39.5s, OverallIterations: 63, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 1559774772 SDslu, 0 SDs, 0 SdLazy, 1559774716 SolverSat, -1524020628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 35.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13010 GetRequests, 11900 SyntacticMatches, 688 SemanticMatches, 422 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83568 ImplicationChecksByTransitivity, 33.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 2070 NumberOfCodeBlocks, 2070 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 1954 ConstructedInterpolants, 0 QuantifiedInterpolants, 10440 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 62 InterpolantComputations, 26 PerfectInterpolantSequences, 6299/7486 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 - CounterExampleResult [Line: 26]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L1] int array[10]; [L5] int i = 0; VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND TRUE i < 10 VAL [array={22776:0}] [L6] array[i] = i [L5] ++i VAL [array={22776:0}] [L5] COND FALSE !(i < 10) [L9] return array; [L13] int* numbers = getNumbers(); [L15] int numbers2[10]; [L17] int i = 0; VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND TRUE i < 10 VAL [array={22776:0}] [L18] EXPR numbers[i] VAL [array={22776:0}] [L18] numbers2[i] = numbers[i] [L17] ++i VAL [array={22776:0}] [L17] COND FALSE !(i < 10) [L21] return numbers2; [L21] return numbers2; [L25] int *numbers = getNumbers2(); [L26] numbers[0] = 100 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 88.1 MB. Free memory was 61.0 MB in the beginning and 61.0 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 246.21 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 53.1 MB in the beginning and 87.6 MB in the end (delta: -34.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.70 ms. Allocated memory is still 111.1 MB. Free memory was 87.6 MB in the beginning and 86.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.35 ms. Allocated memory is still 111.1 MB. Free memory was 86.2 MB in the beginning and 84.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 470.94 ms. Allocated memory is still 111.1 MB. Free memory was 84.8 MB in the beginning and 71.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 39654.83 ms. Allocated memory was 111.1 MB in the beginning and 358.6 MB in the end (delta: 247.5 MB). Free memory was 71.9 MB in the beginning and 217.5 MB in the end (delta: -145.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. * Witness Printer took 97.27 ms. Allocated memory is still 358.6 MB. Free memory was 217.5 MB in the beginning and 214.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:43:11,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad01013-5ecd-4cb7-b0b5-8d43f9993e0d/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...