./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0232_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0232_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ --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 f7b1141c3157e34a4974729c197a93a4b99ad75fc020122df5d99d43bcc85e27 --- 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-6b4ec56 [2022-11-20 17:11:33,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:11:33,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:11:33,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:11:33,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:11:33,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:11:33,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:11:33,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:11:33,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:11:33,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:11:33,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:11:33,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:11:33,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:11:33,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:11:33,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:11:33,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:11:33,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:11:33,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:11:33,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:11:33,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:11:33,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:11:33,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:11:33,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:11:33,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:11:33,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:11:33,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:11:33,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:11:33,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:11:33,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:11:33,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:11:33,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:11:33,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:11:33,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:11:33,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:11:33,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:11:33,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:11:33,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:11:33,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:11:33,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:11:33,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:11:33,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:11:33,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:11:33,249 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:11:33,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:11:33,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:11:33,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:11:33,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:11:33,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:11:33,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:11:33,252 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:11:33,252 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:11:33,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:11:33,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:11:33,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:11:33,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:11:33,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:11:33,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:11:33,254 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:11:33,254 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:11:33,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:11:33,255 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:11:33,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:11:33,255 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:11:33,256 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:11:33,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:11:33,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:11:33,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:11:33,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:11:33,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:11:33,257 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:11:33,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:11:33,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:11:33,258 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_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b1141c3157e34a4974729c197a93a4b99ad75fc020122df5d99d43bcc85e27 [2022-11-20 17:11:33,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:11:33,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:11:33,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:11:33,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:11:33,618 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:11:33,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/list-ext-properties/test-0232_1-2.i [2022-11-20 17:11:36,679 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:11:36,976 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:11:36,976 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/sv-benchmarks/c/list-ext-properties/test-0232_1-2.i [2022-11-20 17:11:36,986 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/data/62abb3b8b/b08c5589809f4aaa9c205254e7ded3ec/FLAG9dda555d7 [2022-11-20 17:11:37,001 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/data/62abb3b8b/b08c5589809f4aaa9c205254e7ded3ec [2022-11-20 17:11:37,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:11:37,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:11:37,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:11:37,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:11:37,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:11:37,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bfa8cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37, skipping insertion in model container [2022-11-20 17:11:37,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:11:37,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:11:37,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:11:37,349 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:11:37,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:11:37,429 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:11:37,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37 WrapperNode [2022-11-20 17:11:37,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:11:37,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:11:37,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:11:37,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:11:37,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,508 INFO L138 Inliner]: procedures = 126, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2022-11-20 17:11:37,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:11:37,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:11:37,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:11:37,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:11:37,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,539 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:11:37,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:11:37,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:11:37,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:11:37,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:37" (1/1) ... [2022-11-20 17:11:37,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:11:37,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:11:37,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:11:37,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:11:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:11:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:11:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:11:37,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:11:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:11:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:11:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 17:11:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:11:37,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:11:37,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:11:37,800 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:11:37,802 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:11:38,139 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:11:38,280 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:11:38,284 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:11:38,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:38 BoogieIcfgContainer [2022-11-20 17:11:38,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:11:38,289 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:11:38,289 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:11:38,301 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:11:38,301 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:38" (1/1) ... [2022-11-20 17:11:38,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:11:38,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-20 17:11:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-20 17:11:38,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:11:38,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:38,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:38,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-20 17:11:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-20 17:11:38,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:11:38,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:38,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:38,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2022-11-20 17:11:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2022-11-20 17:11:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:11:38,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:38,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:39,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 17:11:39,352 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 17:11:39,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:11:39,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:39,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:39,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-11-20 17:11:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-11-20 17:11:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:11:39,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:39,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:39,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-11-20 17:11:39,787 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-20 17:11:39,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:11:39,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:39,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:39,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-11-20 17:11:40,091 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-20 17:11:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:11:40,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:40,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:40,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:40,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:40,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-11-20 17:11:40,295 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-11-20 17:11:40,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:11:40,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:40,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:40,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-11-20 17:11:40,579 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-11-20 17:11:40,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:11:40,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:40,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:41,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2022-11-20 17:11:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2022-11-20 17:11:41,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:11:41,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:41,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:41,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:42,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2022-11-20 17:11:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2022-11-20 17:11:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:11:42,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:42,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:42,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:42,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 60 transitions. [2022-11-20 17:11:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 17:11:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:11:42,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:42,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:42,377 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:43,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2022-11-20 17:11:43,132 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 17:11:43,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:11:43,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:43,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:43,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:43,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2022-11-20 17:11:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 17:11:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:11:43,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:43,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:43,813 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:44,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2022-11-20 17:11:44,288 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-11-20 17:11:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:11:44,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:44,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2022-11-20 17:11:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2022-11-20 17:11:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:11:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:45,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2022-11-20 17:11:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-11-20 17:11:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:11:45,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:45,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:45,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:11:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2022-11-20 17:11:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-11-20 17:11:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:45,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:45,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:46,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2022-11-20 17:11:46,058 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2022-11-20 17:11:46,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:46,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:46,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2022-11-20 17:11:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2022-11-20 17:11:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:46,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:46,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:46,978 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2022-11-20 17:11:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2022-11-20 17:11:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:11:48,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:48,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:48,514 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:49,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-20 17:11:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-20 17:11:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:11:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:49,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:50,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2022-11-20 17:11:50,009 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2022-11-20 17:11:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:11:50,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:50,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:50,232 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-20 17:11:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-20 17:11:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:11:50,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:50,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:51,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-11-20 17:11:51,098 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-11-20 17:11:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:11:51,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:51,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:53,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:53,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2022-11-20 17:11:53,018 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2022-11-20 17:11:53,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:11:53,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:53,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:53,359 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:54,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:54,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 96 states and 130 transitions. [2022-11-20 17:11:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 130 transitions. [2022-11-20 17:11:54,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:11:54,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:54,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:55,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 99 states and 134 transitions. [2022-11-20 17:11:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2022-11-20 17:11:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:11:55,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:55,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:55,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 100 states and 134 transitions. [2022-11-20 17:11:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2022-11-20 17:11:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:11:55,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:55,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 104 states and 141 transitions. [2022-11-20 17:11:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 141 transitions. [2022-11-20 17:11:56,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:11:56,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:56,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:56,813 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2022-11-20 17:11:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2022-11-20 17:11:58,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:11:58,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:58,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2022-11-20 17:12:00,197 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2022-11-20 17:12:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:12:00,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:00,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:00,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:01,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:01,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 117 states and 158 transitions. [2022-11-20 17:12:01,041 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 158 transitions. [2022-11-20 17:12:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:12:01,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:01,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:01,345 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 118 states and 158 transitions. [2022-11-20 17:12:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 158 transitions. [2022-11-20 17:12:01,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:12:01,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:01,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:02,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 122 states and 165 transitions. [2022-11-20 17:12:02,598 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 165 transitions. [2022-11-20 17:12:02,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:12:02,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:02,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 90 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:05,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2022-11-20 17:12:05,047 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2022-11-20 17:12:05,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:12:05,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:05,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:07,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 132 states and 178 transitions. [2022-11-20 17:12:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 178 transitions. [2022-11-20 17:12:07,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:12:07,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:07,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:07,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:07,585 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:07,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 135 states and 182 transitions. [2022-11-20 17:12:07,965 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 182 transitions. [2022-11-20 17:12:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:12:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:07,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:08,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 136 states and 182 transitions. [2022-11-20 17:12:08,356 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 182 transitions. [2022-11-20 17:12:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:12:08,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:08,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:09,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 140 states and 189 transitions. [2022-11-20 17:12:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 189 transitions. [2022-11-20 17:12:09,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:12:09,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:09,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:10,419 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 126 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:12,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:12,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2022-11-20 17:12:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2022-11-20 17:12:12,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:12:12,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:12,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 150 states and 202 transitions. [2022-11-20 17:12:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 202 transitions. [2022-11-20 17:12:14,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 17:12:14,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:14,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:15,512 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:15,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 153 states and 206 transitions. [2022-11-20 17:12:15,911 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 206 transitions. [2022-11-20 17:12:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:12:15,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:15,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:16,348 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 2 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:16,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 154 states and 206 transitions. [2022-11-20 17:12:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 206 transitions. [2022-11-20 17:12:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:12:16,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:16,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:17,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 213 transitions. [2022-11-20 17:12:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 213 transitions. [2022-11-20 17:12:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:12:17,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:17,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 168 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:21,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2022-11-20 17:12:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2022-11-20 17:12:21,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:12:21,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:21,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:23,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 168 states and 226 transitions. [2022-11-20 17:12:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 226 transitions. [2022-11-20 17:12:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:12:23,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:23,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 171 states and 230 transitions. [2022-11-20 17:12:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 230 transitions. [2022-11-20 17:12:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:12:24,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:24,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 2 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:25,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2022-11-20 17:12:25,080 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2022-11-20 17:12:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 17:12:25,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:25,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:25,989 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:26,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 176 states and 237 transitions. [2022-11-20 17:12:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 237 transitions. [2022-11-20 17:12:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:12:26,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:27,648 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 216 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2022-11-20 17:12:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2022-11-20 17:12:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 17:12:30,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:30,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:32,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:32,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 186 states and 250 transitions. [2022-11-20 17:12:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 250 transitions. [2022-11-20 17:12:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 17:12:32,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:32,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 189 states and 254 transitions. [2022-11-20 17:12:34,150 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 254 transitions. [2022-11-20 17:12:34,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:12:34,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:34,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 2 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:34,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 190 states and 254 transitions. [2022-11-20 17:12:34,600 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 254 transitions. [2022-11-20 17:12:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:12:34,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:34,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:36,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:36,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 194 states and 261 transitions. [2022-11-20 17:12:36,402 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 261 transitions. [2022-11-20 17:12:36,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:12:36,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:36,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:40,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2022-11-20 17:12:40,254 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2022-11-20 17:12:40,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:12:40,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:40,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2022-11-20 17:12:43,115 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2022-11-20 17:12:43,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:12:43,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 207 states and 278 transitions. [2022-11-20 17:12:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 278 transitions. [2022-11-20 17:12:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:12:44,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:44,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 2 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 208 states and 278 transitions. [2022-11-20 17:12:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 278 transitions. [2022-11-20 17:12:44,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 17:12:44,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:44,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:45,852 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 212 states and 285 transitions. [2022-11-20 17:12:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 285 transitions. [2022-11-20 17:12:46,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:12:46,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:46,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 330 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:50,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2022-11-20 17:12:50,956 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2022-11-20 17:12:50,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:12:50,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:50,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 374 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 222 states and 298 transitions. [2022-11-20 17:12:53,983 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 298 transitions. [2022-11-20 17:12:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:12:53,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:53,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:54,821 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 225 states and 302 transitions. [2022-11-20 17:12:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 302 transitions. [2022-11-20 17:12:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:12:55,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:55,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 2 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 226 states and 302 transitions. [2022-11-20 17:12:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 302 transitions. [2022-11-20 17:12:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:12:56,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:56,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:58,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 230 states and 309 transitions. [2022-11-20 17:12:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2022-11-20 17:12:58,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:12:58,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:58,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:59,119 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 396 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:02,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2022-11-20 17:13:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2022-11-20 17:13:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:13:02,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:02,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 240 states and 322 transitions. [2022-11-20 17:13:05,896 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 322 transitions. [2022-11-20 17:13:05,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:13:05,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:05,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:07,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 243 states and 326 transitions. [2022-11-20 17:13:07,295 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 326 transitions. [2022-11-20 17:13:07,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:13:07,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:07,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 2 proven. 396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:08,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 244 states and 326 transitions. [2022-11-20 17:13:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 326 transitions. [2022-11-20 17:13:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:13:08,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:08,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:10,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 248 states and 333 transitions. [2022-11-20 17:13:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 333 transitions. [2022-11-20 17:13:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:13:10,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:10,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:11,247 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 468 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2022-11-20 17:13:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2022-11-20 17:13:14,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:13:14,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:14,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:18,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:18,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 258 states and 346 transitions. [2022-11-20 17:13:18,725 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 346 transitions. [2022-11-20 17:13:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:13:18,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:18,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 261 states and 350 transitions. [2022-11-20 17:13:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 350 transitions. [2022-11-20 17:13:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:13:20,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:20,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:21,119 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 2 proven. 468 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:21,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 262 states and 350 transitions. [2022-11-20 17:13:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 350 transitions. [2022-11-20 17:13:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:13:21,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:21,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:22,344 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:23,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 266 states and 357 transitions. [2022-11-20 17:13:23,553 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 357 transitions. [2022-11-20 17:13:23,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:13:23,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:23,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 546 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:28,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 272 states and 364 transitions. [2022-11-20 17:13:28,792 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 364 transitions. [2022-11-20 17:13:28,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:13:28,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:28,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:29,720 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 602 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:32,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:32,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 276 states and 370 transitions. [2022-11-20 17:13:32,609 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 370 transitions. [2022-11-20 17:13:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:13:32,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:32,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:34,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 279 states and 374 transitions. [2022-11-20 17:13:34,572 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 374 transitions. [2022-11-20 17:13:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:13:34,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:34,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:35,318 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 2 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 280 states and 374 transitions. [2022-11-20 17:13:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 374 transitions. [2022-11-20 17:13:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:13:35,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:35,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:37,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 284 states and 381 transitions. [2022-11-20 17:13:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 381 transitions. [2022-11-20 17:13:37,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:13:37,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:37,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 630 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2022-11-20 17:13:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2022-11-20 17:13:43,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:13:43,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:43,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 690 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:47,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:47,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 294 states and 394 transitions. [2022-11-20 17:13:47,887 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 394 transitions. [2022-11-20 17:13:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:13:47,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:47,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:49,035 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:49,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 297 states and 398 transitions. [2022-11-20 17:13:49,851 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 398 transitions. [2022-11-20 17:13:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:13:49,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:49,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 2 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 298 states and 398 transitions. [2022-11-20 17:13:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 398 transitions. [2022-11-20 17:13:50,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:13:50,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:50,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 302 states and 405 transitions. [2022-11-20 17:13:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 405 transitions. [2022-11-20 17:13:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:13:53,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:53,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:55,207 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 720 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:59,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 308 states and 412 transitions. [2022-11-20 17:13:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 412 transitions. [2022-11-20 17:13:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:13:59,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:59,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:04,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:04,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 312 states and 418 transitions. [2022-11-20 17:14:04,299 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 418 transitions. [2022-11-20 17:14:04,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 17:14:04,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:04,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:05,771 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 0 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:06,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 315 states and 422 transitions. [2022-11-20 17:14:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 422 transitions. [2022-11-20 17:14:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:14:06,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:06,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 2 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 316 states and 422 transitions. [2022-11-20 17:14:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 422 transitions. [2022-11-20 17:14:07,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:14:07,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:07,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:10,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:10,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 320 states and 429 transitions. [2022-11-20 17:14:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 429 transitions. [2022-11-20 17:14:10,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 17:14:10,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:10,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:12,254 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 816 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:17,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:17,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 326 states and 436 transitions. [2022-11-20 17:14:17,346 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 436 transitions. [2022-11-20 17:14:17,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:14:17,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:17,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 884 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:22,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 330 states and 442 transitions. [2022-11-20 17:14:22,155 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 442 transitions. [2022-11-20 17:14:22,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:14:22,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:22,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 333 states and 446 transitions. [2022-11-20 17:14:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 446 transitions. [2022-11-20 17:14:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:14:24,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:24,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 818 backedges. 2 proven. 816 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:25,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2022-11-20 17:14:25,769 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2022-11-20 17:14:25,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:14:25,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:25,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 338 states and 453 transitions. [2022-11-20 17:14:29,035 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 453 transitions. [2022-11-20 17:14:29,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:14:29,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:29,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:30,760 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 918 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:36,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:36,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 344 states and 460 transitions. [2022-11-20 17:14:36,099 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 460 transitions. [2022-11-20 17:14:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:14:36,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:36,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:41,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:41,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 348 states and 466 transitions. [2022-11-20 17:14:41,325 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 466 transitions. [2022-11-20 17:14:41,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:14:41,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:41,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:43,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 351 states and 470 transitions. [2022-11-20 17:14:43,662 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 470 transitions. [2022-11-20 17:14:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:14:43,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:43,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 920 backedges. 2 proven. 918 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:44,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 352 states and 470 transitions. [2022-11-20 17:14:44,941 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 470 transitions. [2022-11-20 17:14:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:14:44,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:44,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:46,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 356 states and 477 transitions. [2022-11-20 17:14:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 477 transitions. [2022-11-20 17:14:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:14:48,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:48,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:50,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 1026 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 362 states and 484 transitions. [2022-11-20 17:14:56,227 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 484 transitions. [2022-11-20 17:14:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:14:56,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:56,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 1102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:01,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 366 states and 490 transitions. [2022-11-20 17:15:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2022-11-20 17:15:01,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 17:15:01,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:01,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 369 states and 494 transitions. [2022-11-20 17:15:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 494 transitions. [2022-11-20 17:15:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:15:04,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:04,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 2 proven. 1026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:05,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:05,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2022-11-20 17:15:05,763 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2022-11-20 17:15:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:15:05,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:05,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:09,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 374 states and 501 transitions. [2022-11-20 17:15:09,547 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 501 transitions. [2022-11-20 17:15:09,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 17:15:09,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:09,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 1140 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:16,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 241 states and 260 transitions. [2022-11-20 17:15:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 260 transitions. [2022-11-20 17:15:16,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:15:16,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:16,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 0 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:18,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 243 states and 263 transitions. [2022-11-20 17:15:18,784 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 263 transitions. [2022-11-20 17:15:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-20 17:15:18,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:20,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 2 proven. 1140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 240 states and 258 transitions. [2022-11-20 17:15:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 258 transitions. [2022-11-20 17:15:20,199 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:15:20,199 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 108 iterations. [2022-11-20 17:15:20,208 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:15:21,768 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-11-20 17:15:21,776 INFO L560 CodeCheckObserver]: Invariant with dag size 103 [2022-11-20 17:15:21,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:15:21 ImpRootNode [2022-11-20 17:15:21,794 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:15:21,806 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:15:21,806 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:15:21,806 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:15:21,807 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:38" (3/4) ... [2022-11-20 17:15:21,810 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:15:21,824 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-20 17:15:21,824 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 17:15:21,824 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:15:21,825 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:15:21,900 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:15:21,901 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:15:21,901 INFO L158 Benchmark]: Toolchain (without parser) took 224896.60ms. Allocated memory was 161.5MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 127.6MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 998.5MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,902 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 161.5MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:15:21,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.70ms. Allocated memory is still 161.5MB. Free memory was 127.2MB in the beginning and 110.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.59ms. Allocated memory is still 161.5MB. Free memory was 110.5MB in the beginning and 108.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,903 INFO L158 Benchmark]: Boogie Preprocessor took 44.86ms. Allocated memory is still 161.5MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,903 INFO L158 Benchmark]: RCFGBuilder took 732.25ms. Allocated memory is still 161.5MB. Free memory was 107.1MB in the beginning and 86.8MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,904 INFO L158 Benchmark]: CodeCheck took 223516.76ms. Allocated memory was 161.5MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 86.8MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 954.5MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,904 INFO L158 Benchmark]: Witness Printer took 94.88ms. Allocated memory is still 3.8GB. Free memory was 2.8GB in the beginning and 2.8GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:21,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 22 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 221.9s, OverallIterations: 108, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27787 SdHoareTripleChecker+Valid, 216.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25844 mSDsluCounter, 4940 SdHoareTripleChecker+Invalid, 187.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4334 mSDsCounter, 26600 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 103178 IncrementalHoareTripleChecker+Invalid, 129778 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26600 mSolverCounterUnsat, 606 mSDtfsCounter, 103178 mSolverCounterSat, 2.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49606 GetRequests, 48496 SyntacticMatches, 98 SemanticMatches, 1012 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498631 ImplicationChecksByTransitivity, 153.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.9s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 74.0s InterpolantComputationTime, 6778 NumberOfCodeBlocks, 6778 NumberOfCodeBlocksAsserted, 107 NumberOfCheckSat, 6671 ConstructedInterpolants, 0 QuantifiedInterpolants, 19955 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 107 InterpolantComputations, 10 PerfectInterpolantSequences, 8026/40201 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 531]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 531]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 545]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 545]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: length <= 19 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (((((((((((((((((((((c <= 19 && 14 <= c) && !(length <= 13)) && length <= 14) || (((c <= 19 && length <= 3) && 3 <= c) && !(length <= 2))) || (((c <= 19 && 11 <= c) && !(length <= 10)) && length <= 11)) || (((c <= 19 && 6 <= c) && !(length <= 5)) && length <= 6)) || (((c <= 19 && 17 <= c) && length <= 17) && !(length <= 16))) || (((c <= 19 && length <= 9) && !(length <= 8)) && 9 <= c)) || (((c <= 19 && length <= 7) && 7 <= c) && !(length <= 6))) || (((c <= 19 && length <= 1) && 1 <= c) && 1 <= length)) || (((c <= 19 && length <= 16) && 16 <= c) && !(length <= 15))) || (((c <= 19 && length <= 12) && !(length <= 11)) && 12 <= c)) || (c == 0 && length == 0)) || (((c <= 19 && 5 <= c) && !(length <= 4)) && length <= 5)) || (((c <= 19 && length <= 13) && 13 <= c) && !(length <= 12))) || (((c <= 19 && 19 <= c) && length <= 19) && !(length <= 18))) || (((c <= 19 && 10 <= c) && !(length <= 9)) && length <= 10)) || (((c <= 19 && length <= 4) && 4 <= c) && !(length <= 3))) || (((c <= 19 && length <= 2) && !(length <= 1)) && 2 <= c)) || (((c <= 19 && 18 <= c) && length <= 18) && !(length <= 17))) || (((c <= 19 && length <= 15) && 15 <= c) && !(length <= 14))) || (((c <= 19 && !(length <= 7)) && 8 <= c) && length <= 8) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 161.5MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.70ms. Allocated memory is still 161.5MB. Free memory was 127.2MB in the beginning and 110.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.59ms. Allocated memory is still 161.5MB. Free memory was 110.5MB in the beginning and 108.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.86ms. Allocated memory is still 161.5MB. Free memory was 108.4MB in the beginning and 107.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 732.25ms. Allocated memory is still 161.5MB. Free memory was 107.1MB in the beginning and 86.8MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 223516.76ms. Allocated memory was 161.5MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 86.8MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 954.5MB. Max. memory is 16.1GB. * Witness Printer took 94.88ms. Allocated memory is still 3.8GB. Free memory was 2.8GB in the beginning and 2.8GB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:15:21,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02f6c943-c417-4538-bb7a-e1e1754a3df7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE