./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrncpy-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash 622be1b3eef6dc4115831119df649831bce3bb8c1af72664b1e935607db97d0c --- 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-2329fc7 [2022-12-15 02:06:48,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:06:48,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:06:48,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:06:48,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:06:48,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:06:48,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:06:48,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:06:48,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:06:48,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:06:48,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:06:48,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:06:48,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:06:48,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:06:48,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:06:48,185 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:06:48,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:06:48,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:06:48,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:06:48,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:06:48,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:06:48,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:06:48,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:06:48,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:06:48,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:06:48,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:06:48,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:06:48,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:06:48,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:06:48,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:06:48,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:06:48,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:06:48,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:06:48,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:06:48,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:06:48,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:06:48,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:06:48,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:06:48,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:06:48,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:06:48,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:06:48,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 02:06:48,224 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:06:48,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:06:48,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:06:48,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:06:48,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:06:48,226 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:06:48,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:06:48,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:06:48,232 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:06:48,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:06:48,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:06:48,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:06:48,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:06:48,233 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:06:48,233 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:06:48,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:06:48,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:06:48,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:06:48,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:06:48,234 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:06:48,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:06:48,234 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_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 622be1b3eef6dc4115831119df649831bce3bb8c1af72664b1e935607db97d0c [2022-12-15 02:06:48,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:06:48,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:06:48,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:06:48,440 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:06:48,440 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:06:48,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/cstrncpy-alloca-1.i [2022-12-15 02:06:50,998 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:06:51,187 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:06:51,188 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/sv-benchmarks/c/termination-memory-alloca/cstrncpy-alloca-1.i [2022-12-15 02:06:51,197 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/data/33afe270c/8e86d817c8644f2c995154def523478a/FLAG907ce7cd7 [2022-12-15 02:06:51,564 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/data/33afe270c/8e86d817c8644f2c995154def523478a [2022-12-15 02:06:51,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:06:51,568 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:06:51,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:06:51,569 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:06:51,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:06:51,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@308de778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51, skipping insertion in model container [2022-12-15 02:06:51,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:06:51,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:06:51,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:06:51,770 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:06:51,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:06:51,811 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:06:51,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51 WrapperNode [2022-12-15 02:06:51,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:06:51,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:06:51,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:06:51,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:06:51,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,838 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-12-15 02:06:51,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:06:51,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:06:51,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:06:51,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:06:51,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,854 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:06:51,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:06:51,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:06:51,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:06:51,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:51" (1/1) ... [2022-12-15 02:06:51,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:06:51,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:06:51,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:06:51,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6debb344-2c51-41df-aeee-fa14b340870f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:06:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:06:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:06:51,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:06:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:06:51,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:06:51,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:06:51,991 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:06:51,993 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:06:52,114 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:06:52,168 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:06:52,168 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 02:06:52,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:06:52 BoogieIcfgContainer [2022-12-15 02:06:52,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:06:52,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:06:52,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:06:52,193 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:06:52,194 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:06:52" (1/1) ... [2022-12-15 02:06:52,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:06:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:52,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-15 02:06:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-15 02:06:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 02:06:52,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:52,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:52,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:52,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-12-15 02:06:52,576 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-12-15 02:06:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-15 02:06:52,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:52,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:52,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:52,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:52,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-15 02:06:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-15 02:06:52,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:06:52,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:52,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:53,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-12-15 02:06:53,020 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-12-15 02:06:53,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:06:53,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:53,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:53,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-12-15 02:06:53,456 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-12-15 02:06:53,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:06:53,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:53,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:53,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:53,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-12-15 02:06:53,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-12-15 02:06:53,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:06:53,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:53,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:54,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-12-15 02:06:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-12-15 02:06:54,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:06:54,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:54,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:54,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:55,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2022-12-15 02:06:55,988 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-12-15 02:06:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:06:55,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:56,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:57,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:57,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2022-12-15 02:06:57,888 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2022-12-15 02:06:57,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:06:57,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:57,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:57,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:06:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2022-12-15 02:06:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2022-12-15 02:06:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:06:58,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:58,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:59,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:00,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:00,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2022-12-15 02:07:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2022-12-15 02:07:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:07:00,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:00,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2022-12-15 02:07:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2022-12-15 02:07:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:07:04,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:04,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:04,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:08,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:08,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2022-12-15 02:07:08,834 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2022-12-15 02:07:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:07:08,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:08,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:09,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:11,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:11,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2022-12-15 02:07:11,299 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2022-12-15 02:07:11,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:07:11,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:11,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:12,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2022-12-15 02:07:12,511 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2022-12-15 02:07:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:12,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:12,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:17,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 60 states and 121 transitions. [2022-12-15 02:07:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 121 transitions. [2022-12-15 02:07:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:17,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:17,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:17,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:07:18,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:18,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 60 states and 120 transitions. [2022-12-15 02:07:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 120 transitions. [2022-12-15 02:07:18,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:18,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:18,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:07:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 125 transitions. [2022-12-15 02:07:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 125 transitions. [2022-12-15 02:07:19,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:07:19,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:19,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:21,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:30,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:30,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2022-12-15 02:07:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2022-12-15 02:07:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:07:30,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:30,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:07:31,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 69 states and 147 transitions. [2022-12-15 02:07:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 147 transitions. [2022-12-15 02:07:31,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:07:31,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:31,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:07:32,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:32,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 69 states and 146 transitions. [2022-12-15 02:07:32,785 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 146 transitions. [2022-12-15 02:07:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:07:32,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:32,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 71 states and 150 transitions. [2022-12-15 02:07:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 150 transitions. [2022-12-15 02:07:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:07:36,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:36,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:07:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:39,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 74 states and 152 transitions. [2022-12-15 02:07:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 152 transitions. [2022-12-15 02:07:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:07:39,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:39,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:42,351 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:56,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:56,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 81 states and 170 transitions. [2022-12-15 02:07:56,246 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 170 transitions. [2022-12-15 02:07:56,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:07:56,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:56,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:00,695 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:20,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:20,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 92 states and 197 transitions. [2022-12-15 02:08:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 197 transitions. [2022-12-15 02:08:20,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:08:20,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:20,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:25,543 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 96 states and 207 transitions. [2022-12-15 02:08:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 207 transitions. [2022-12-15 02:08:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:08:37,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:37,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 109 states and 238 transitions. [2022-12-15 02:09:16,724 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 238 transitions. [2022-12-15 02:09:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:09:16,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:16,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:45,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 113 states and 250 transitions. [2022-12-15 02:09:45,416 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 250 transitions. [2022-12-15 02:09:45,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-15 02:09:45,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:45,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:52,063 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:08,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 117 states and 260 transitions. [2022-12-15 02:10:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 260 transitions. [2022-12-15 02:10:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-15 02:10:08,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:08,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 129 states and 291 transitions. [2022-12-15 02:10:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 291 transitions. [2022-12-15 02:10:53,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-15 02:10:53,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:53,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:53,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:06,281 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 133 states and 301 transitions. [2022-12-15 02:11:29,164 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 301 transitions. [2022-12-15 02:11:29,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-15 02:11:29,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:29,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:36,336 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:54,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 137 states and 311 transitions. [2022-12-15 02:11:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 311 transitions. [2022-12-15 02:11:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 02:11:54,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:54,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:00,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 154 states and 351 transitions. [2022-12-15 02:13:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 351 transitions. [2022-12-15 02:13:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-15 02:13:00,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:00,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 158 states and 363 transitions. [2022-12-15 02:13:43,770 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 363 transitions. [2022-12-15 02:13:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-15 02:13:43,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:43,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:51,814 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:14,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 162 states and 373 transitions. [2022-12-15 02:14:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 373 transitions. [2022-12-15 02:14:14,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 02:14:14,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:14,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:03,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 166 states and 383 transitions. [2022-12-15 02:15:03,056 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 383 transitions. [2022-12-15 02:15:03,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-15 02:15:03,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:03,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:12,356 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:15:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:15:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 170 states and 393 transitions. [2022-12-15 02:15:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 393 transitions. [2022-12-15 02:15:40,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-15 02:15:40,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:15:40,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:15:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:15:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 0 proven. 578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:18,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 174 states and 403 transitions. [2022-12-15 02:16:18,674 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 403 transitions. [2022-12-15 02:16:18,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 02:16:18,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:18,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:16:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:16:58,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:16:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 178 states and 413 transitions. [2022-12-15 02:16:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 413 transitions. [2022-12-15 02:16:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-15 02:16:58,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:16:58,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:16:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:32,291 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 0 proven. 722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:18:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:18:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 182 states and 423 transitions. [2022-12-15 02:18:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 423 transitions. [2022-12-15 02:18:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-15 02:18:27,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:18:27,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:18:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:18:40,561 INFO L134 CoverageAnalysis]: Checked inductivity of 800 backedges. 0 proven. 800 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 186 states and 433 transitions. [2022-12-15 02:19:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 433 transitions. [2022-12-15 02:19:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-15 02:19:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:15,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:19:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:19:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:19:59,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 190 states and 443 transitions. [2022-12-15 02:19:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 443 transitions. [2022-12-15 02:19:59,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-15 02:19:59,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:19:59,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:19:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:20,202 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 968 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:21:02,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:21:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 194 states and 453 transitions. [2022-12-15 02:21:02,996 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 453 transitions. [2022-12-15 02:21:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-15 02:21:02,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:21:02,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:21:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat