./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/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_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b4659b27a54f579598b48dab11e67b47aff28d030592fa757cae575afffc3b5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:47:36,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:47:36,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:47:36,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:47:36,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:47:36,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:47:36,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:47:36,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:47:36,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:47:36,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:47:36,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:47:36,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:47:36,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:47:36,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:47:36,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:47:36,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:47:36,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:47:36,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:47:36,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:47:36,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:47:36,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:47:36,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:47:36,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:47:36,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:47:36,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:47:36,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:47:36,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:47:36,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:47:36,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:47:36,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:47:36,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:47:36,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:47:36,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:47:36,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:47:36,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:47:36,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:47:36,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:47:36,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:47:36,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:47:36,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:47:36,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:47:36,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:47:36,996 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:47:36,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:47:36,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:47:36,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:47:36,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:47:36,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:47:37,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:47:37,001 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:47:37,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:47:37,001 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:47:37,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:47:37,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:47:37,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:47:37,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:47:37,003 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:47:37,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:47:37,004 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:47:37,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:47:37,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:47:37,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:47:37,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:47:37,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:37,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:47:37,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:47:37,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:47:37,006 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:47:37,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:47:37,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:47:37,006 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_7a96f66a-b965-4432-9c33-f69d0c2ceab4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b4659b27a54f579598b48dab11e67b47aff28d030592fa757cae575afffc3b5 [2021-11-23 01:47:37,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:47:37,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:47:37,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:47:37,377 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:47:37,379 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:47:37,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2021-11-23 01:47:37,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/data/159d32b58/47dea5155b1f487fb9df1bdc0823c069/FLAGde149506a [2021-11-23 01:47:38,118 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:47:38,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2021-11-23 01:47:38,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/data/159d32b58/47dea5155b1f487fb9df1bdc0823c069/FLAGde149506a [2021-11-23 01:47:38,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/data/159d32b58/47dea5155b1f487fb9df1bdc0823c069 [2021-11-23 01:47:38,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:47:38,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:47:38,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:38,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:47:38,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:47:38,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f1e994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38, skipping insertion in model container [2021-11-23 01:47:38,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:38,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:47:38,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:47:38,825 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_7a96f66a-b965-4432-9c33-f69d0c2ceab4/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i[24132,24145] [2021-11-23 01:47:38,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:38,854 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:47:38,940 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_7a96f66a-b965-4432-9c33-f69d0c2ceab4/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i[24132,24145] [2021-11-23 01:47:38,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:38,990 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:47:38,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38 WrapperNode [2021-11-23 01:47:38,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:38,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:38,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:47:38,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:47:39,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,083 INFO L137 Inliner]: procedures = 122, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2021-11-23 01:47:39,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:39,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:47:39,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:47:39,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:47:39,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:47:39,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:47:39,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:47:39,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:47:39,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:38" (1/1) ... [2021-11-23 01:47:39,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:39,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:47:39,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:47:39,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a96f66a-b965-4432-9c33-f69d0c2ceab4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:47:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 01:47:39,252 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 01:47:39,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:47:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:47:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:47:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:47:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:47:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:47:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:47:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:47:39,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:47:39,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:47:39,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:47:39,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:47:39,425 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-11-23 01:47:39,614 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:47:39,639 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:47:39,639 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:47:39,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:39 BoogieIcfgContainer [2021-11-23 01:47:39,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:47:39,643 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:47:39,643 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:47:39,653 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:47:39,653 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:39" (1/1) ... [2021-11-23 01:47:39,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:47:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-23 01:47:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-23 01:47:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:47:39,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,944 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 01:47:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-23 01:47:40,021 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-23 01:47:40,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:47:40,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2021-11-23 01:47:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2021-11-23 01:47:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:47:40,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,331 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 01:47:40,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2021-11-23 01:47:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2021-11-23 01:47:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:47:40,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2021-11-23 01:47:40,578 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2021-11-23 01:47:40,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:47:40,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:47:42,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-11-23 01:47:42,825 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-11-23 01:47:42,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:42,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:47:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2021-11-23 01:47:46,303 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2021-11-23 01:47:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:47:46,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:47:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2021-11-23 01:47:50,283 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2021-11-23 01:47:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:47:50,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:48:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 46 states and 62 transitions. [2021-11-23 01:48:00,682 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2021-11-23 01:48:00,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:48:00,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,842 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:48:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:09,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2021-11-23 01:48:09,736 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2021-11-23 01:48:09,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:48:09,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:09,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:27,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 52 states and 71 transitions. [2021-11-23 01:48:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2021-11-23 01:48:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:48:27,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:27,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:44,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 55 states and 75 transitions. [2021-11-23 01:48:44,308 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2021-11-23 01:48:44,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:48:44,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:44,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,686 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:15,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:15,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2021-11-23 01:49:15,556 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-11-23 01:49:15,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:49:15,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:15,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2021-11-23 01:49:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-11-23 01:49:30,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:49:30,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:30,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:49:34,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2021-11-23 01:49:34,130 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2021-11-23 01:49:34,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:49:34,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:34,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 26 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2021-11-23 01:50:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2021-11-23 01:50:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:50:02,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:02,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:14,087 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2021-11-23 01:51:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2021-11-23 01:51:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:51:11,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:11,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:12,164 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2021-11-23 01:51:19,230 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2021-11-23 01:51:19,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:51:19,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:19,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2021-11-23 01:52:23,354 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2021-11-23 01:52:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:52:23,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:23,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:33,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2021-11-23 01:52:33,174 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2021-11-23 01:52:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:52:33,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:33,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:48,505 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:36,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2021-11-23 01:53:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2021-11-23 01:53:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:53:36,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:36,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:37,604 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:40,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:40,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2021-11-23 01:53:40,883 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2021-11-23 01:53:40,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:53:40,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:40,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:47,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2021-11-23 01:54:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2021-11-23 01:54:47,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:54:47,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:47,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:52,977 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2021-11-23 01:54:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2021-11-23 01:54:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:54:55,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:55,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:02,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2021-11-23 01:55:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2021-11-23 01:55:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:55:02,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:02,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:19,715 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 123 transitions. [2021-11-23 01:56:04,908 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2021-11-23 01:56:04,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:56:04,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:04,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:09,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2021-11-23 01:56:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2021-11-23 01:56:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:56:09,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:09,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:12,842 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:17,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:17,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 83 states and 126 transitions. [2021-11-23 01:56:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2021-11-23 01:56:17,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:56:17,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:17,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:22,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2021-11-23 01:56:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2021-11-23 01:56:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:56:22,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:22,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:56:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:27,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2021-11-23 01:56:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2021-11-23 01:56:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:56:27,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:27,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:44,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 100 states and 169 transitions. [2021-11-23 01:57:44,829 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 169 transitions. [2021-11-23 01:57:44,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:57:44,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:44,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 174 transitions. [2021-11-23 01:57:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 174 transitions. [2021-11-23 01:57:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:57:50,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:50,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:52,866 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:58,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2021-11-23 01:57:58,137 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2021-11-23 01:57:58,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:57:58,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:58,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:00,197 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:11,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 108 states and 198 transitions. [2021-11-23 01:58:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 198 transitions. [2021-11-23 01:58:11,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:58:11,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:11,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:13,081 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 10 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 112 states and 203 transitions. [2021-11-23 01:58:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 203 transitions. [2021-11-23 01:58:20,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:58:20,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:20,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:59:23,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:59:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 121 states and 224 transitions. [2021-11-23 01:59:23,790 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 224 transitions. [2021-11-23 01:59:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:59:23,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:59:23,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:25,755 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:59:34,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:59:34,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 124 states and 227 transitions. [2021-11-23 01:59:34,054 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 227 transitions. [2021-11-23 01:59:34,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:59:34,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:59:34,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:35,954 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:59:38,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:59:38,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 125 states and 228 transitions. [2021-11-23 01:59:38,802 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 228 transitions. [2021-11-23 01:59:38,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:59:38,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:59:38,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:40,645 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:59:56,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:59:56,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 131 states and 245 transitions. [2021-11-23 01:59:56,583 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 245 transitions. [2021-11-23 01:59:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:59:56,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:59:56,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:58,297 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 82 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.