./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 74edf29578da59b17de672f50e10ed8f88a3850b8ffae9884ae020db50745360 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:44:44,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:44,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:45,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:45,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:45,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:45,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:45,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:45,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:45,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:45,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:45,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:45,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:45,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:45,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:45,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:45,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:45,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:45,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:45,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:45,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:45,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:45,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:45,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:45,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:45,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:45,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:45,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:45,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:45,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:45,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:45,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:45,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:45,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:45,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:45,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:45,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:45,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:45,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:45,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:45,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:45,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:45,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:45,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:45,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:45,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:45,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:45,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:45,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:45,169 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:45,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:45,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:45,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:45,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:45,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:45,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:45,172 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:45,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:45,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:45,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:45,173 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:45,173 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:45,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:45,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:45,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:45,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:45,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:45,175 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:45,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:45,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:45,175 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_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74edf29578da59b17de672f50e10ed8f88a3850b8ffae9884ae020db50745360 [2022-10-17 16:44:45,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:45,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:45,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:45,540 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:45,541 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:45,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label51.c [2022-10-17 16:44:45,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/data/a50ebb9a0/90d404feb377488b8ab75cb2470358a4/FLAG669d4ab1e [2022-10-17 16:44:46,313 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:46,313 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/sv-benchmarks/c/eca-rers2012/Problem03_label51.c [2022-10-17 16:44:46,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/data/a50ebb9a0/90d404feb377488b8ab75cb2470358a4/FLAG669d4ab1e [2022-10-17 16:44:46,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/data/a50ebb9a0/90d404feb377488b8ab75cb2470358a4 [2022-10-17 16:44:46,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:46,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:46,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:46,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:46,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:46,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:46" (1/1) ... [2022-10-17 16:44:46,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f843fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:46, skipping insertion in model container [2022-10-17 16:44:46,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:46" (1/1) ... [2022-10-17 16:44:46,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:46,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:47,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/sv-benchmarks/c/eca-rers2012/Problem03_label51.c[59610,59623] [2022-10-17 16:44:47,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:47,296 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:47,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/sv-benchmarks/c/eca-rers2012/Problem03_label51.c[59610,59623] [2022-10-17 16:44:47,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:47,596 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:47,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47 WrapperNode [2022-10-17 16:44:47,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:47,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:47,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:47,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:47,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,746 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:44:47,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:47,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:47,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:47,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:47,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,874 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:47,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:47,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:47,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:47,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:47" (1/1) ... [2022-10-17 16:44:47,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:47,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:47,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:47,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee1955d-c89f-44f3-b308-eef973f0eded/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:48,141 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:48,143 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:50,281 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:50,734 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:50,735 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:44:50,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:50 BoogieIcfgContainer [2022-10-17 16:44:50,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:50,740 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:50,740 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:50,751 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:50,751 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:50" (1/1) ... [2022-10-17 16:44:50,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:44:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:44:50,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:44:50,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:50,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:53,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:53,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 289 states and 537 transitions. [2022-10-17 16:44:53,250 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 537 transitions. [2022-10-17 16:44:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:44:53,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:53,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:53,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:53,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 293 states and 543 transitions. [2022-10-17 16:44:53,763 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 543 transitions. [2022-10-17 16:44:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:44:53,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:53,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:54,048 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 298 states and 551 transitions. [2022-10-17 16:44:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 551 transitions. [2022-10-17 16:44:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:44:54,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:54,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:54,642 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 446 states and 790 transitions. [2022-10-17 16:44:56,646 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 790 transitions. [2022-10-17 16:44:56,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:44:56,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:56,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:57,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:57,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 453 states and 803 transitions. [2022-10-17 16:44:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 803 transitions. [2022-10-17 16:44:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:44:57,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:57,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 461 states and 819 transitions. [2022-10-17 16:44:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 819 transitions. [2022-10-17 16:44:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:44:58,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:58,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:58,588 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:59,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 470 states and 836 transitions. [2022-10-17 16:44:59,396 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 836 transitions. [2022-10-17 16:44:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:44:59,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:59,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 480 states and 863 transitions. [2022-10-17 16:45:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 863 transitions. [2022-10-17 16:45:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:45:00,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:00,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:01,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 481 states and 864 transitions. [2022-10-17 16:45:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 864 transitions. [2022-10-17 16:45:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:45:01,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:01,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 485 states and 876 transitions. [2022-10-17 16:45:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 876 transitions. [2022-10-17 16:45:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:45:01,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:01,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 494 states and 891 transitions. [2022-10-17 16:45:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 891 transitions. [2022-10-17 16:45:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:45:02,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:02,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:45:05,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:05,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 509 states and 994 transitions. [2022-10-17 16:45:05,627 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 994 transitions. [2022-10-17 16:45:05,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:45:05,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:05,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:05,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 510 states and 995 transitions. [2022-10-17 16:45:05,920 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 995 transitions. [2022-10-17 16:45:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:05,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:05,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 519 states and 1037 transitions. [2022-10-17 16:45:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1037 transitions. [2022-10-17 16:45:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:07,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:07,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:07,712 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 525 states and 1048 transitions. [2022-10-17 16:45:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1048 transitions. [2022-10-17 16:45:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:08,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:08,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:08,504 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:08,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 526 states and 1049 transitions. [2022-10-17 16:45:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1049 transitions. [2022-10-17 16:45:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:08,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:08,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:09,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 530 states and 1058 transitions. [2022-10-17 16:45:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1058 transitions. [2022-10-17 16:45:09,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:09,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:09,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:09,330 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:09,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 538 states and 1069 transitions. [2022-10-17 16:45:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1069 transitions. [2022-10-17 16:45:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:09,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:09,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:10,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:10,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 545 states and 1081 transitions. [2022-10-17 16:45:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1081 transitions. [2022-10-17 16:45:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:10,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:10,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 546 states and 1084 transitions. [2022-10-17 16:45:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1084 transitions. [2022-10-17 16:45:11,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:11,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:11,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:11,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:11,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 551 states and 1091 transitions. [2022-10-17 16:45:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1091 transitions. [2022-10-17 16:45:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:45:11,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:11,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:45:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 552 states and 1093 transitions. [2022-10-17 16:45:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1093 transitions. [2022-10-17 16:45:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:45:12,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:12,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.