./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/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_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aaf3ef5b6218ff6658a67703b1e3ffb0d16a40e5e7c9a13354b853d6f63747b --- 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 16:40:07,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:07,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:07,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:07,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:07,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:07,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:07,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:07,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:07,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:07,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:07,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:07,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:07,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:07,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:07,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:07,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:07,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:07,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:07,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:07,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:07,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:07,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:07,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:07,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:07,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:07,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:07,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:07,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:07,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:07,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:07,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:07,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:07,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:07,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:07,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:07,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:07,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:07,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:07,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:07,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:07,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:40:07,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:07,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:07,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:07,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:07,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:07,257 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:40:07,257 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:40:07,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:07,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:40:07,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:07,259 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:40:07,259 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:40:07,260 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:40:07,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:07,260 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:40:07,260 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:07,260 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:07,260 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:07,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:07,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:07,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:07,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:07,261 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:07,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:07,262 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_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aaf3ef5b6218ff6658a67703b1e3ffb0d16a40e5e7c9a13354b853d6f63747b [2022-10-17 16:40:07,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:07,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:07,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:07,558 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:07,558 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:07,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c [2022-10-17 16:40:07,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/data/ebd51df4b/2b932ac018e440cab83a2da5b1006e97/FLAG39fc0c642 [2022-10-17 16:40:08,144 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:08,144 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-read.c [2022-10-17 16:40:08,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/data/ebd51df4b/2b932ac018e440cab83a2da5b1006e97/FLAG39fc0c642 [2022-10-17 16:40:08,602 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/data/ebd51df4b/2b932ac018e440cab83a2da5b1006e97 [2022-10-17 16:40:08,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:08,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:08,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:08,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:08,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:08,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29364ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08, skipping insertion in model container [2022-10-17 16:40:08,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:08,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:08,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:08,851 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:08,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:08,881 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:08,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08 WrapperNode [2022-10-17 16:40:08,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:08,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:08,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:08,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:08,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,920 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2022-10-17 16:40:08,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:08,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:08,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:08,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:08,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,956 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:08,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:08,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:08,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:08,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:08" (1/1) ... [2022-10-17 16:40:08,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:08,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:08,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:09,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48ee223f-8ad6-4d76-b3c6-7fadfcc5b80a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:40:09,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:09,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:09,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:40:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:40:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:40:09,123 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:09,125 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:09,413 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:09,478 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:09,478 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:40:09,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:09 BoogieIcfgContainer [2022-10-17 16:40:09,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:09,498 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:09,498 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:09,522 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:09,522 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:09" (1/1) ... [2022-10-17 16:40:09,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-10-17 16:40:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-10-17 16:40:09,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:40:09,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,839 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 16:40:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2022-10-17 16:40:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2022-10-17 16:40:09,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:40:09,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:09,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:09,966 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 16:40:10,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-10-17 16:40:10,002 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-10-17 16:40:10,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:40:10,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,195 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 16:40:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-10-17 16:40:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-10-17 16:40:10,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:40:10,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,487 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 16:40:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2022-10-17 16:40:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2022-10-17 16:40:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:40:10,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:10,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:10,959 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 16:40:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2022-10-17 16:40:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2022-10-17 16:40:11,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:40:11,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2022-10-17 16:40:11,735 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2022-10-17 16:40:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:40:11,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:11,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:12,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:12,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2022-10-17 16:40:12,675 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2022-10-17 16:40:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:40:12,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:12,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:12,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2022-10-17 16:40:13,127 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2022-10-17 16:40:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:40:13,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:13,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:13,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-10-17 16:40:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-10-17 16:40:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:40:13,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:13,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2022-10-17 16:40:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2022-10-17 16:40:14,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:40:14,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2022-10-17 16:40:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2022-10-17 16:40:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:40:14,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:14,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2022-10-17 16:40:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2022-10-17 16:40:15,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:40:15,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:16,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:16,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 59 states and 91 transitions. [2022-10-17 16:40:16,758 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 91 transitions. [2022-10-17 16:40:16,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:16,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:16,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:17,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:17,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2022-10-17 16:40:17,103 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2022-10-17 16:40:17,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:17,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:17,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:17,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:17,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 97 transitions. [2022-10-17 16:40:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 97 transitions. [2022-10-17 16:40:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:40:17,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:17,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:18,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2022-10-17 16:40:18,110 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2022-10-17 16:40:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:40:18,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:18,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:40:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:20,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 66 states and 111 transitions. [2022-10-17 16:40:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 111 transitions. [2022-10-17 16:40:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:40:20,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:20,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:22,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 72 states and 128 transitions. [2022-10-17 16:40:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 128 transitions. [2022-10-17 16:40:22,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:22,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:22,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 75 states and 135 transitions. [2022-10-17 16:40:23,772 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 135 transitions. [2022-10-17 16:40:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:23,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:24,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:24,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 138 transitions. [2022-10-17 16:40:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 138 transitions. [2022-10-17 16:40:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:40:24,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:24,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:24,262 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:24,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 79 states and 139 transitions. [2022-10-17 16:40:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 139 transitions. [2022-10-17 16:40:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:40:24,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:24,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:24,671 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:40:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2022-10-17 16:40:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2022-10-17 16:40:24,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:40:24,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:24,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 82 states and 155 transitions. [2022-10-17 16:40:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 155 transitions. [2022-10-17 16:40:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:26,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:26,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:27,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 166 transitions. [2022-10-17 16:40:27,438 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 166 transitions. [2022-10-17 16:40:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:27,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:28,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:28,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 86 states and 175 transitions. [2022-10-17 16:40:28,566 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 175 transitions. [2022-10-17 16:40:28,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:28,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:28,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:28,603 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:29,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 89 states and 181 transitions. [2022-10-17 16:40:29,171 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 181 transitions. [2022-10-17 16:40:29,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:29,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:29,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:29,271 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:29,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 90 states and 184 transitions. [2022-10-17 16:40:29,733 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 184 transitions. [2022-10-17 16:40:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:29,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:29,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:40:30,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:30,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 92 states and 185 transitions. [2022-10-17 16:40:30,253 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 185 transitions. [2022-10-17 16:40:30,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:30,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:30,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:40:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 94 states and 190 transitions. [2022-10-17 16:40:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 190 transitions. [2022-10-17 16:40:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:40:31,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:31,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:31,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:31,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 95 states and 190 transitions. [2022-10-17 16:40:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 190 transitions. [2022-10-17 16:40:31,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:40:31,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:31,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:32,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 96 states and 192 transitions. [2022-10-17 16:40:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 192 transitions. [2022-10-17 16:40:32,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:40:32,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:32,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:32,717 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:34,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 99 states and 212 transitions. [2022-10-17 16:40:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 212 transitions. [2022-10-17 16:40:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:40:34,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:34,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:34,649 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.