./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:36:08,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:36:08,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:36:08,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:36:08,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:36:08,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:36:08,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:36:08,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:36:08,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:36:08,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:36:08,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:36:08,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:36:08,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:36:08,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:36:08,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:36:08,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:36:08,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:36:08,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:36:08,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:36:08,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:36:08,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:36:08,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:36:08,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:36:08,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:36:08,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:36:08,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:36:08,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:36:08,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:36:08,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:36:08,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:36:08,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:36:08,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:36:08,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:36:08,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:36:08,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:36:08,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:36:08,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:36:08,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:36:08,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:36:08,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:36:08,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:36:08,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:36:08,636 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:36:08,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:36:08,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:36:08,638 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:36:08,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:36:08,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:36:08,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:36:08,640 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:36:08,640 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:36:08,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:36:08,641 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:36:08,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:36:08,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:36:08,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:36:08,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:36:08,642 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:36:08,642 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:36:08,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:36:08,643 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:36:08,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:36:08,643 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:36:08,644 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:36:08,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:36:08,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:36:08,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:36:08,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:36:08,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:36:08,645 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:36:08,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:36:08,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:36:08,647 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_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2021-11-13 23:36:08,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:36:08,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:36:08,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:36:08,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:36:08,952 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:36:08,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-13 23:36:09,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/data/ce1dbcb45/12cd9be0d2f54c27859a11243419f054/FLAGc4e9e9220 [2021-11-13 23:36:09,724 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:36:09,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-13 23:36:09,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/data/ce1dbcb45/12cd9be0d2f54c27859a11243419f054/FLAGc4e9e9220 [2021-11-13 23:36:09,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/data/ce1dbcb45/12cd9be0d2f54c27859a11243419f054 [2021-11-13 23:36:09,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:36:09,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:36:09,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:36:09,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:36:09,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:36:09,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:36:09" (1/1) ... [2021-11-13 23:36:09,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47bd0ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:09, skipping insertion in model container [2021-11-13 23:36:09,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:36:09" (1/1) ... [2021-11-13 23:36:09,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:36:10,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:36:10,522 WARN L228 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_3943daea-56b9-4d15-a3c9-c3e3542aafaf/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-13 23:36:10,759 WARN L228 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_3943daea-56b9-4d15-a3c9-c3e3542aafaf/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-13 23:36:10,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:36:10,797 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:36:10,848 WARN L228 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_3943daea-56b9-4d15-a3c9-c3e3542aafaf/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-13 23:36:10,910 WARN L228 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_3943daea-56b9-4d15-a3c9-c3e3542aafaf/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-13 23:36:10,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:36:10,979 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:36:10,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10 WrapperNode [2021-11-13 23:36:10,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:36:10,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:36:10,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:36:10,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:36:10,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:36:11,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:36:11,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:36:11,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:36:11,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:36:11,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:36:11,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:36:11,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:36:11,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:10" (1/1) ... [2021-11-13 23:36:11,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:36:11,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:36:11,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:36:11,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:36:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:36:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:36:11,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:36:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:36:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:36:11,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:36:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:36:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:36:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:36:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 23:36:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:36:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:36:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:36:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:36:11,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:36:13,825 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:36:13,825 INFO L299 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-13 23:36:13,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:36:13 BoogieIcfgContainer [2021-11-13 23:36:13,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:36:13,830 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:36:13,830 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:36:13,845 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:36:13,845 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:36:13" (1/1) ... [2021-11-13 23:36:13,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:36:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:13,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-13 23:36:13,949 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-13 23:36:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:36:13,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:13,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:14,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:14,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:14,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:14,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-13 23:36:14,297 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-13 23:36:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:36:14,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:14,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:14,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:14,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:14,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-13 23:36:14,422 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-13 23:36:14,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:36:14,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:14,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:14,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:14,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:14,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-13 23:36:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-13 23:36:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:36:14,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:14,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:14,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:14,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-13 23:36:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-13 23:36:14,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:36:14,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:14,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:14,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:14,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:14,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-13 23:36:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-13 23:36:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:36:15,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:15,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:15,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:15,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-13 23:36:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-13 23:36:15,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:36:15,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:15,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:15,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:15,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:16,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-13 23:36:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-13 23:36:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:36:16,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:16,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:16,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:16,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:16,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:16,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-13 23:36:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-13 23:36:16,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:36:16,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:16,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:17,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:17,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-13 23:36:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-13 23:36:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:36:17,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:17,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:17,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:17,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:18,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-13 23:36:18,034 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-13 23:36:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:36:18,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:18,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:18,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:18,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:18,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:18,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-13 23:36:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-13 23:36:18,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:36:18,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:18,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:18,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:18,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-13 23:36:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-13 23:36:18,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:36:18,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:18,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:18,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:18,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-13 23:36:18,756 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-13 23:36:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:36:18,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:18,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:18,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:18,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-13 23:36:19,602 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-13 23:36:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:36:19,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:19,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:19,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:19,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-13 23:36:19,800 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-13 23:36:19,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:36:19,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:19,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:19,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:19,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:36:20,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:20,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-13 23:36:20,078 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-13 23:36:20,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:36:20,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:20,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:20,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:20,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:20,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-13 23:36:20,353 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-13 23:36:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:36:20,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:20,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:20,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:20,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:20,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:36:20,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-13 23:36:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-13 23:36:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:36:20,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:20,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:20,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:20,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:36:20,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:20,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-13 23:36:20,964 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-13 23:36:20,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:36:20,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:20,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:21,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:21,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:36:21,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:21,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-13 23:36:21,277 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-13 23:36:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:36:21,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:21,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:21,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:21,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:36:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-13 23:36:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-13 23:36:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:36:21,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:21,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:21,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:21,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:22,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:36:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:22,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-13 23:36:22,100 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-13 23:36:22,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:36:22,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:22,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:22,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:22,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:22,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:22,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-13 23:36:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-13 23:36:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:36:22,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:22,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:22,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:22,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:23,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:23,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-13 23:36:23,067 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-13 23:36:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:36:23,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:23,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:23,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:23,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:23,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:36:23,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-13 23:36:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-13 23:36:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:36:23,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:23,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:23,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:23,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:23,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:36:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-13 23:36:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-13 23:36:23,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:36:23,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:23,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:23,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:23,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-13 23:36:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-13 23:36:24,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:36:24,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:24,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:24,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:24,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:36:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-13 23:36:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-13 23:36:24,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:36:24,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:24,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:24,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:24,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:36:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:25,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-13 23:36:25,145 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-13 23:36:25,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:36:25,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:25,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:25,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:25,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:25,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:25,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-13 23:36:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-13 23:36:25,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:36:25,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:25,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:25,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:25,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:36:26,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-13 23:36:26,696 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-13 23:36:26,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:36:26,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:26,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:26,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:26,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:36:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-13 23:36:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-13 23:36:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:36:27,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:27,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:27,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:27,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:27,611 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:36:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-13 23:36:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-13 23:36:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:36:27,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:27,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:27,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:27,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:36:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-13 23:36:27,996 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-13 23:36:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:36:27,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:27,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:28,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:36:28,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:28,522 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:36:28,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-13 23:36:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-13 23:36:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:36:28,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:28,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:28,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:36:28,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:36:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-13 23:36:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-13 23:36:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:36:29,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:29,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:29,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:29,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:29,584 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:36:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-13 23:36:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-13 23:36:30,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:36:30,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:30,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:30,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 23:36:30,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:31,212 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:36:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:31,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 401 states and 513 transitions. [2021-11-13 23:36:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 513 transitions. [2021-11-13 23:36:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:36:31,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:31,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:32,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:36:32,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:36:32,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:32,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-13 23:36:32,816 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-13 23:36:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:36:32,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:32,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:32,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:32,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 23:36:34,475 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-13 23:36:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-13 23:36:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-13 23:36:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:36:34,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:34,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:34,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:36:34,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:34,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:36:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-13 23:36:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-13 23:36:34,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:36:34,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:34,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:34,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:34,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:36:36,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:36,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-13 23:36:36,674 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-13 23:36:36,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:36:36,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:36,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:37,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:36:37,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:36:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:38,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 408 states and 521 transitions. [2021-11-13 23:36:38,639 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 521 transitions. [2021-11-13 23:36:38,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:36:38,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:38,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:38,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:36:38,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:39,054 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-13 23:36:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:39,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 411 states and 523 transitions. [2021-11-13 23:36:39,675 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 523 transitions. [2021-11-13 23:36:39,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:36:39,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:39,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:40,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 23:36:40,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-13 23:36:41,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 413 states and 526 transitions. [2021-11-13 23:36:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 526 transitions. [2021-11-13 23:36:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:36:41,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:41,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:41,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:36:41,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:42,193 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-13 23:36:43,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:43,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 416 states and 528 transitions. [2021-11-13 23:36:43,325 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 528 transitions. [2021-11-13 23:36:43,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 23:36:43,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:43,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:44,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-13 23:36:44,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-13 23:36:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:45,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-13 23:36:45,874 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-13 23:36:45,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 23:36:45,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:45,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:47,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:36:47,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:48,505 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-13 23:36:48,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 415 states and 531 transitions. [2021-11-13 23:36:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 531 transitions. [2021-11-13 23:36:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 23:36:48,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:48,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:53,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-13 23:36:53,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:36:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-13 23:36:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 23:36:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 23:36:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:36:55,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:55,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:03,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:37:03,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:37:04,045 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 23:37:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 23:37:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 23:37:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:37:04,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:04,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:07,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:37:07,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:37:07,891 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 23:37:07,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:07,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 417 states and 539 transitions. [2021-11-13 23:37:07,904 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 539 transitions. [2021-11-13 23:37:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:37:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:07,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:37:18,161 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 23:37:18,165 INFO L158 Benchmark]: Toolchain (without parser) took 68231.34ms. Allocated memory was 90.2MB in the beginning and 255.9MB in the end (delta: 165.7MB). Free memory was 54.1MB in the beginning and 159.6MB in the end (delta: -105.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2021-11-13 23:37:18,165 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:37:18,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1043.95ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 53.9MB in the beginning and 92.6MB in the end (delta: -38.8MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-11-13 23:37:18,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.50ms. Allocated memory is still 119.5MB. Free memory was 92.6MB in the beginning and 84.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:37:18,167 INFO L158 Benchmark]: Boogie Preprocessor took 143.81ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 74.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:37:18,168 INFO L158 Benchmark]: RCFGBuilder took 2551.14ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 74.6MB in the beginning and 86.7MB in the end (delta: -12.1MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2021-11-13 23:37:18,168 INFO L158 Benchmark]: CodeCheck took 64333.93ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 85.7MB in the beginning and 159.6MB in the end (delta: -73.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2021-11-13 23:37:18,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 63.9MB in the beginning and 63.9MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1043.95ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 53.9MB in the beginning and 92.6MB in the end (delta: -38.8MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.50ms. Allocated memory is still 119.5MB. Free memory was 92.6MB in the beginning and 84.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.81ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 74.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2551.14ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 74.6MB in the beginning and 86.7MB in the end (delta: -12.1MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * CodeCheck took 64333.93ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 85.7MB in the beginning and 159.6MB in the end (delta: -73.9MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:37:18,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3943daea-56b9-4d15-a3c9-c3e3542aafaf/bin/ukojak-2xVlg8857e/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown