./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB --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 aa85058e2265737f535eb1fe2c40b3792241244c90bfe02ec1cb86f59e478fdf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:45:52,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:52,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:52,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:52,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:52,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:52,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:52,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:52,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:52,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:52,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:52,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:52,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:52,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:52,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:52,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:52,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:52,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:52,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:52,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:52,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:52,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:52,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:52,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:52,835 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:52,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:52,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:52,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:52,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:52,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:52,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:52,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:52,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:52,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:52,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:52,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:52,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:52,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:52,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:52,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:52,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:52,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:45:52,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:52,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:52,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:52,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:52,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:52,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:52,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:52,903 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:52,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:45:52,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:52,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:52,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:52,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:52,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:52,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:52,905 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:45:52,905 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:52,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:52,906 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:52,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:52,906 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:52,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:52,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:52,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:52,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:52,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:52,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:52,908 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:52,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:52,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:52,908 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_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa85058e2265737f535eb1fe2c40b3792241244c90bfe02ec1cb86f59e478fdf [2022-10-17 16:45:53,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:53,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:53,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:53,159 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:53,160 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:53,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i [2022-10-17 16:45:53,227 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/data/b39f240f0/c174455558d3458d938815c1168bfbd5/FLAGed7430241 [2022-10-17 16:45:53,708 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:53,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i [2022-10-17 16:45:53,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/data/b39f240f0/c174455558d3458d938815c1168bfbd5/FLAGed7430241 [2022-10-17 16:45:54,075 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/data/b39f240f0/c174455558d3458d938815c1168bfbd5 [2022-10-17 16:45:54,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:54,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:54,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:54,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:54,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:54,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8bdb6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54, skipping insertion in model container [2022-10-17 16:45:54,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:54,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:54,302 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_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i[872,885] [2022-10-17 16:45:54,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:54,319 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:54,332 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_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/sv-benchmarks/c/loop-zilu/benchmark51_polynomial.i[872,885] [2022-10-17 16:45:54,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:54,348 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:54,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54 WrapperNode [2022-10-17 16:45:54,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:54,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:54,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:54,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:54,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,382 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2022-10-17 16:45:54,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:54,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:54,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:54,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:54,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,402 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:54,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:54,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:54,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:54,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:54,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:54,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e81da12-5a39-40b6-9788-5e0a2c1ff3ab/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:54,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:54,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:54,572 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:54,574 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:54,710 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:54,748 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:54,748 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:45:54,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:54 BoogieIcfgContainer [2022-10-17 16:45:54,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:54,752 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:54,752 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:54,761 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:54,762 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:54" (1/1) ... [2022-10-17 16:45:54,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-10-17 16:45:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-10-17 16:45:54,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:45:54,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-10-17 16:45:55,028 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-10-17 16:45:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:45:55,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2022-10-17 16:45:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-10-17 16:45:55,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:45:55,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2022-10-17 16:45:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2022-10-17 16:45:55,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:55,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2022-10-17 16:45:55,550 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2022-10-17 16:45:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:45:55,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2022-10-17 16:45:55,738 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2022-10-17 16:45:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:45:55,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:55,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:55,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2022-10-17 16:45:55,901 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-10-17 16:45:55,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:45:55,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:55,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:56,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-10-17 16:45:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-10-17 16:45:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:45:56,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,123 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:56,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-10-17 16:45:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-10-17 16:45:56,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:45:56,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-10-17 16:45:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-10-17 16:45:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:45:56,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-10-17 16:45:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-10-17 16:45:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:45:57,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:57,166 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:57,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2022-10-17 16:45:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2022-10-17 16:45:57,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:57,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:57,554 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:57,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2022-10-17 16:45:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2022-10-17 16:45:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:45:57,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,089 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2022-10-17 16:45:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2022-10-17 16:45:58,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:45:58,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,554 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 52 states and 55 transitions. [2022-10-17 16:45:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 55 transitions. [2022-10-17 16:45:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:58,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:58,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:59,041 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:59,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:59,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 57 states and 60 transitions. [2022-10-17 16:45:59,296 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 60 transitions. [2022-10-17 16:45:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:45:59,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:59,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:59,588 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2022-10-17 16:45:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2022-10-17 16:45:59,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:45:59,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:59,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:00,179 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:00,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:00,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2022-10-17 16:46:00,500 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2022-10-17 16:46:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:46:00,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:00,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:01,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 72 states and 75 transitions. [2022-10-17 16:46:01,086 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 75 transitions. [2022-10-17 16:46:01,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:46:01,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:01,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:01,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:01,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2022-10-17 16:46:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2022-10-17 16:46:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:46:01,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:01,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 82 states and 85 transitions. [2022-10-17 16:46:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 85 transitions. [2022-10-17 16:46:02,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:46:02,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:02,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:03,003 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:03,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 87 states and 90 transitions. [2022-10-17 16:46:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2022-10-17 16:46:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:46:03,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:03,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:04,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:04,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 92 states and 95 transitions. [2022-10-17 16:46:04,215 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 95 transitions. [2022-10-17 16:46:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-17 16:46:04,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:04,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:04,741 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:05,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:05,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 97 states and 100 transitions. [2022-10-17 16:46:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 100 transitions. [2022-10-17 16:46:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:46:05,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:05,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:06,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2022-10-17 16:46:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2022-10-17 16:46:06,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:46:06,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:06,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:07,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 107 states and 110 transitions. [2022-10-17 16:46:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2022-10-17 16:46:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:46:07,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:07,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:08,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 112 states and 115 transitions. [2022-10-17 16:46:08,265 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 115 transitions. [2022-10-17 16:46:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:46:08,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:08,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:09,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:09,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 117 states and 120 transitions. [2022-10-17 16:46:09,368 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 120 transitions. [2022-10-17 16:46:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:46:09,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:09,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 0 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:10,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 122 states and 125 transitions. [2022-10-17 16:46:10,523 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 125 transitions. [2022-10-17 16:46:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 16:46:10,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:11,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 127 states and 130 transitions. [2022-10-17 16:46:11,747 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 130 transitions. [2022-10-17 16:46:11,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:46:11,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:11,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:12,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:13,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:13,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2022-10-17 16:46:13,019 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2022-10-17 16:46:13,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 16:46:13,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:13,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:13,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:14,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 137 states and 140 transitions. [2022-10-17 16:46:14,360 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 140 transitions. [2022-10-17 16:46:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:46:14,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:14,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 142 states and 145 transitions. [2022-10-17 16:46:15,806 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 145 transitions. [2022-10-17 16:46:15,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 16:46:15,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:15,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:16,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:17,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:17,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 147 states and 150 transitions. [2022-10-17 16:46:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 150 transitions. [2022-10-17 16:46:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 16:46:17,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:17,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:18,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:18,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:18,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 152 states and 155 transitions. [2022-10-17 16:46:18,663 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 155 transitions. [2022-10-17 16:46:18,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:46:18,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:18,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 0 proven. 2030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:20,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 157 states and 160 transitions. [2022-10-17 16:46:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 160 transitions. [2022-10-17 16:46:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:46:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:20,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:20,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:21,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.