./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 --- 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 11:08:43,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:08:43,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:08:43,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:08:43,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:08:43,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:08:43,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:08:43,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:08:43,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:08:43,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:08:43,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:08:43,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:08:43,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:08:43,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:08:43,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:08:43,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:08:43,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:08:43,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:08:43,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:08:43,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:08:43,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:08:43,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:08:43,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:08:43,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:08:43,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:08:43,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:08:43,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:08:43,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:08:43,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:08:43,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:08:43,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:08:43,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:08:43,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:08:44,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:08:44,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:08:44,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:08:44,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:08:44,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:08:44,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:08:44,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:08:44,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:08:44,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-17 11:08:44,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:08:44,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:08:44,057 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:08:44,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:08:44,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 11:08:44,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 11:08:44,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:08:44,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:08:44,059 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:08:44,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:08:44,061 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 11:08:44,061 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 11:08:44,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:08:44,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 11:08:44,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:08:44,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 11:08:44,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 11:08:44,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 11:08:44,063 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 11:08:44,063 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 11:08:44,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:08:44,063 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:08:44,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 11:08:44,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:08:44,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:08:44,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 11:08:44,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:08:44,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:08:44,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 11:08:44,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 11:08:44,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:08:44,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 11:08:44,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 11:08:44,068 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_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 [2022-10-17 11:08:44,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:08:44,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:08:44,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:08:44,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:08:44,404 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:08:44,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2022-10-17 11:08:44,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/data/d5bef9ac5/2d55c35122ef454b92f56180e614fc04/FLAG056b2901f [2022-10-17 11:08:45,002 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:08:45,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2022-10-17 11:08:45,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/data/d5bef9ac5/2d55c35122ef454b92f56180e614fc04/FLAG056b2901f [2022-10-17 11:08:45,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/data/d5bef9ac5/2d55c35122ef454b92f56180e614fc04 [2022-10-17 11:08:45,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:08:45,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:08:45,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:08:45,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:08:45,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:08:45,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527e1df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45, skipping insertion in model container [2022-10-17 11:08:45,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:08:45,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:08:45,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2022-10-17 11:08:45,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:08:45,674 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:08:45,761 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2022-10-17 11:08:45,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:08:45,788 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:08:45,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45 WrapperNode [2022-10-17 11:08:45,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:08:45,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:08:45,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:08:45,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:08:45,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,844 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 527 [2022-10-17 11:08:45,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:08:45,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:08:45,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:08:45,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:08:45,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,897 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:08:45,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:08:45,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:08:45,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:08:45,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (1/1) ... [2022-10-17 11:08:45,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:08:45,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:45,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 11:08:45,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 11:08:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 11:08:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 11:08:46,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:08:46,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:08:46,096 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:08:46,098 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:08:46,116 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 11:08:46,858 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-17 11:08:46,859 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-17 11:08:46,859 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:08:46,868 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:08:46,869 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 11:08:46,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:08:46 BoogieIcfgContainer [2022-10-17 11:08:46,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:08:46,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 11:08:46,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 11:08:46,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 11:08:46,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 11:08:45" (1/3) ... [2022-10-17 11:08:46,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62fbe8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:08:46, skipping insertion in model container [2022-10-17 11:08:46,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:08:45" (2/3) ... [2022-10-17 11:08:46,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62fbe8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 11:08:46, skipping insertion in model container [2022-10-17 11:08:46,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:08:46" (3/3) ... [2022-10-17 11:08:46,887 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2022-10-17 11:08:46,907 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 11:08:46,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-10-17 11:08:46,985 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 11:08:47,004 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@83f5459, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 11:08:47,004 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-10-17 11:08:47,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 11:08:47,024 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:47,025 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:47,026 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:47,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:47,034 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2022-10-17 11:08:47,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:47,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493731812] [2022-10-17 11:08:47,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:47,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:47,312 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 11:08:47,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:47,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493731812] [2022-10-17 11:08:47,313 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493731812] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:47,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:47,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 11:08:47,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882890833] [2022-10-17 11:08:47,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:47,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-17 11:08:47,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:47,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-17 11:08:47,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 11:08:47,356 INFO L87 Difference]: Start difference. First operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:47,391 INFO L93 Difference]: Finished difference Result 284 states and 471 transitions. [2022-10-17 11:08:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-17 11:08:47,394 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-10-17 11:08:47,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:47,404 INFO L225 Difference]: With dead ends: 284 [2022-10-17 11:08:47,404 INFO L226 Difference]: Without dead ends: 120 [2022-10-17 11:08:47,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 11:08:47,411 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:47,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 11:08:47,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-10-17 11:08:47,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-10-17 11:08:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 116 states have (on average 1.5517241379310345) internal successors, (180), 119 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 180 transitions. [2022-10-17 11:08:47,455 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 180 transitions. Word has length 17 [2022-10-17 11:08:47,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:47,456 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 180 transitions. [2022-10-17 11:08:47,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,456 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 180 transitions. [2022-10-17 11:08:47,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 11:08:47,458 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:47,458 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:47,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 11:08:47,459 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:47,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:47,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2022-10-17 11:08:47,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:47,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110838437] [2022-10-17 11:08:47,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:47,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:47,498 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:47,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [89775834] [2022-10-17 11:08:47,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:47,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:47,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:47,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:47,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 11:08:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:47,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:47,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:47,816 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 11:08:47,816 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:47,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:47,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110838437] [2022-10-17 11:08:47,817 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:47,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89775834] [2022-10-17 11:08:47,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89775834] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:47,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:47,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:47,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925175724] [2022-10-17 11:08:47,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:47,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:47,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:47,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:47,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:47,822 INFO L87 Difference]: Start difference. First operand 120 states and 180 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:47,882 INFO L93 Difference]: Finished difference Result 336 states and 508 transitions. [2022-10-17 11:08:47,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:47,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-10-17 11:08:47,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:47,886 INFO L225 Difference]: With dead ends: 336 [2022-10-17 11:08:47,886 INFO L226 Difference]: Without dead ends: 224 [2022-10-17 11:08:47,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:47,889 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 130 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:47,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 330 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 11:08:47,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-10-17 11:08:47,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2022-10-17 11:08:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 220 states have (on average 1.5318181818181817) internal successors, (337), 223 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 337 transitions. [2022-10-17 11:08:47,921 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 337 transitions. Word has length 40 [2022-10-17 11:08:47,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:47,922 INFO L495 AbstractCegarLoop]: Abstraction has 224 states and 337 transitions. [2022-10-17 11:08:47,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 337 transitions. [2022-10-17 11:08:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 11:08:47,926 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:47,926 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:47,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:48,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:48,144 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:48,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:48,145 INFO L85 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2022-10-17 11:08:48,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:48,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059308618] [2022-10-17 11:08:48,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:48,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:48,209 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:48,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [782114058] [2022-10-17 11:08:48,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:48,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:48,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:48,213 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:48,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 11:08:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:48,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:48,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:08:48,432 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:48,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:48,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059308618] [2022-10-17 11:08:48,433 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:48,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782114058] [2022-10-17 11:08:48,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782114058] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:48,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:48,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:48,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2192175] [2022-10-17 11:08:48,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:48,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:48,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:48,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:48,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:48,436 INFO L87 Difference]: Start difference. First operand 224 states and 337 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:48,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:48,483 INFO L93 Difference]: Finished difference Result 440 states and 665 transitions. [2022-10-17 11:08:48,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:48,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2022-10-17 11:08:48,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:48,487 INFO L225 Difference]: With dead ends: 440 [2022-10-17 11:08:48,487 INFO L226 Difference]: Without dead ends: 328 [2022-10-17 11:08:48,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:48,489 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 131 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:48,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 329 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 11:08:48,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2022-10-17 11:08:48,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 328. [2022-10-17 11:08:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 324 states have (on average 1.5277777777777777) internal successors, (495), 327 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 495 transitions. [2022-10-17 11:08:48,516 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 495 transitions. Word has length 56 [2022-10-17 11:08:48,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:48,517 INFO L495 AbstractCegarLoop]: Abstraction has 328 states and 495 transitions. [2022-10-17 11:08:48,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 495 transitions. [2022-10-17 11:08:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 11:08:48,522 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:48,522 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:48,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:48,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:48,751 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:48,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:48,751 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2022-10-17 11:08:48,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:48,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291482475] [2022-10-17 11:08:48,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:48,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:48,796 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:48,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1261413289] [2022-10-17 11:08:48,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:48,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:48,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:48,800 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:48,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-17 11:08:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:48,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:48,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 11:08:49,018 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:49,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:49,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291482475] [2022-10-17 11:08:49,019 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:49,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261413289] [2022-10-17 11:08:49,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261413289] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:49,019 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:49,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:49,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742588598] [2022-10-17 11:08:49,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:49,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:49,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:49,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:49,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:49,022 INFO L87 Difference]: Start difference. First operand 328 states and 495 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:49,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:49,067 INFO L93 Difference]: Finished difference Result 648 states and 981 transitions. [2022-10-17 11:08:49,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:49,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2022-10-17 11:08:49,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:49,072 INFO L225 Difference]: With dead ends: 648 [2022-10-17 11:08:49,072 INFO L226 Difference]: Without dead ends: 432 [2022-10-17 11:08:49,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:49,075 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 129 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:49,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 328 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 11:08:49,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2022-10-17 11:08:49,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 432. [2022-10-17 11:08:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 428 states have (on average 1.52803738317757) internal successors, (654), 431 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 654 transitions. [2022-10-17 11:08:49,108 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 654 transitions. Word has length 77 [2022-10-17 11:08:49,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:49,109 INFO L495 AbstractCegarLoop]: Abstraction has 432 states and 654 transitions. [2022-10-17 11:08:49,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 654 transitions. [2022-10-17 11:08:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 11:08:49,117 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:49,117 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:49,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:49,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:49,335 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:49,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:49,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2022-10-17 11:08:49,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:49,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229842472] [2022-10-17 11:08:49,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:49,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:49,388 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:49,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [867539324] [2022-10-17 11:08:49,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:49,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:49,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:49,403 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:49,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-17 11:08:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:49,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:49,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 11:08:49,601 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:49,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:49,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229842472] [2022-10-17 11:08:49,601 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:49,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867539324] [2022-10-17 11:08:49,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867539324] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:49,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:49,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:49,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333450234] [2022-10-17 11:08:49,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:49,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:49,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:49,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:49,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:49,605 INFO L87 Difference]: Start difference. First operand 432 states and 654 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:49,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:49,787 INFO L93 Difference]: Finished difference Result 1028 states and 1600 transitions. [2022-10-17 11:08:49,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:49,787 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2022-10-17 11:08:49,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:49,794 INFO L225 Difference]: With dead ends: 1028 [2022-10-17 11:08:49,794 INFO L226 Difference]: Without dead ends: 604 [2022-10-17 11:08:49,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:49,798 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 16 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:49,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 273 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 11:08:49,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2022-10-17 11:08:49,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 596. [2022-10-17 11:08:49,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 592 states have (on average 1.4155405405405406) internal successors, (838), 595 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:49,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 838 transitions. [2022-10-17 11:08:49,848 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 838 transitions. Word has length 117 [2022-10-17 11:08:49,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:49,850 INFO L495 AbstractCegarLoop]: Abstraction has 596 states and 838 transitions. [2022-10-17 11:08:49,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:49,851 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 838 transitions. [2022-10-17 11:08:49,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 11:08:49,865 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:49,866 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:49,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-10-17 11:08:50,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:50,088 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:50,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:50,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1774973071, now seen corresponding path program 1 times [2022-10-17 11:08:50,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:50,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797986714] [2022-10-17 11:08:50,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:50,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:50,142 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:50,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1416619245] [2022-10-17 11:08:50,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:50,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:50,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:50,144 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:50,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-17 11:08:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:50,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:50,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-10-17 11:08:50,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:50,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:50,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797986714] [2022-10-17 11:08:50,304 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:50,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416619245] [2022-10-17 11:08:50,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416619245] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:50,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:50,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:50,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212368951] [2022-10-17 11:08:50,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:50,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:50,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:50,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:50,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:50,307 INFO L87 Difference]: Start difference. First operand 596 states and 838 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:50,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:50,492 INFO L93 Difference]: Finished difference Result 1360 states and 1972 transitions. [2022-10-17 11:08:50,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:50,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2022-10-17 11:08:50,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:50,497 INFO L225 Difference]: With dead ends: 1360 [2022-10-17 11:08:50,497 INFO L226 Difference]: Without dead ends: 724 [2022-10-17 11:08:50,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:50,501 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 19 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:50,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 258 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 11:08:50,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2022-10-17 11:08:50,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 724. [2022-10-17 11:08:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 720 states have (on average 1.3694444444444445) internal successors, (986), 723 states have internal predecessors, (986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 986 transitions. [2022-10-17 11:08:50,526 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 986 transitions. Word has length 159 [2022-10-17 11:08:50,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:50,526 INFO L495 AbstractCegarLoop]: Abstraction has 724 states and 986 transitions. [2022-10-17 11:08:50,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:50,527 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 986 transitions. [2022-10-17 11:08:50,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 11:08:50,530 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:50,531 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:50,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-10-17 11:08:50,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:50,746 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:50,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:50,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1582016052, now seen corresponding path program 1 times [2022-10-17 11:08:50,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:50,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707940663] [2022-10-17 11:08:50,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:50,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:50,784 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:50,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1652183055] [2022-10-17 11:08:50,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:50,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:50,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:50,786 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:50,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-17 11:08:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:50,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 11:08:50,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:51,059 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-10-17 11:08:51,059 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:51,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:51,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707940663] [2022-10-17 11:08:51,066 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:51,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652183055] [2022-10-17 11:08:51,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652183055] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:51,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:51,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:51,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054164474] [2022-10-17 11:08:51,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:51,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 11:08:51,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:51,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 11:08:51,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-17 11:08:51,069 INFO L87 Difference]: Start difference. First operand 724 states and 986 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:51,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:51,293 INFO L93 Difference]: Finished difference Result 2330 states and 3231 transitions. [2022-10-17 11:08:51,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-17 11:08:51,293 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2022-10-17 11:08:51,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:51,304 INFO L225 Difference]: With dead ends: 2330 [2022-10-17 11:08:51,304 INFO L226 Difference]: Without dead ends: 1614 [2022-10-17 11:08:51,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-10-17 11:08:51,307 INFO L413 NwaCegarLoop]: 342 mSDtfsCounter, 188 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:51,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 579 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 11:08:51,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2022-10-17 11:08:51,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1352. [2022-10-17 11:08:51,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1352 states, 1348 states have (on average 1.379080118694362) internal successors, (1859), 1351 states have internal predecessors, (1859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:51,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1352 states and 1859 transitions. [2022-10-17 11:08:51,357 INFO L78 Accepts]: Start accepts. Automaton has 1352 states and 1859 transitions. Word has length 187 [2022-10-17 11:08:51,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:51,358 INFO L495 AbstractCegarLoop]: Abstraction has 1352 states and 1859 transitions. [2022-10-17 11:08:51,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1859 transitions. [2022-10-17 11:08:51,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 11:08:51,363 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:51,364 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:51,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:51,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:51,590 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:51,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:51,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1980983818, now seen corresponding path program 1 times [2022-10-17 11:08:51,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:51,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777704054] [2022-10-17 11:08:51,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:51,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:51,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:51,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777704054] [2022-10-17 11:08:51,728 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:08:51,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850903687] [2022-10-17 11:08:51,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:51,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:51,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:51,732 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:51,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-17 11:08:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:51,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 11:08:51,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:51,953 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-10-17 11:08:51,954 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:51,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850903687] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:51,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:51,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:51,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348599710] [2022-10-17 11:08:51,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:51,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:51,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:51,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:51,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:51,960 INFO L87 Difference]: Start difference. First operand 1352 states and 1859 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:52,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:52,027 INFO L93 Difference]: Finished difference Result 3396 states and 4664 transitions. [2022-10-17 11:08:52,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:52,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2022-10-17 11:08:52,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:52,040 INFO L225 Difference]: With dead ends: 3396 [2022-10-17 11:08:52,040 INFO L226 Difference]: Without dead ends: 2052 [2022-10-17 11:08:52,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:52,043 INFO L413 NwaCegarLoop]: 331 mSDtfsCounter, 115 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:52,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 504 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 11:08:52,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2052 states. [2022-10-17 11:08:52,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2052 to 2048. [2022-10-17 11:08:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2048 states, 2044 states have (on average 1.3683953033268101) internal successors, (2797), 2047 states have internal predecessors, (2797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 2048 states and 2797 transitions. [2022-10-17 11:08:52,116 INFO L78 Accepts]: Start accepts. Automaton has 2048 states and 2797 transitions. Word has length 187 [2022-10-17 11:08:52,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:52,117 INFO L495 AbstractCegarLoop]: Abstraction has 2048 states and 2797 transitions. [2022-10-17 11:08:52,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2797 transitions. [2022-10-17 11:08:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-10-17 11:08:52,123 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:52,123 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:52,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:52,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:52,340 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:52,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:52,341 INFO L85 PathProgramCache]: Analyzing trace with hash 1716336328, now seen corresponding path program 1 times [2022-10-17 11:08:52,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:52,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875053796] [2022-10-17 11:08:52,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:52,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:52,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:52,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875053796] [2022-10-17 11:08:52,475 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:08:52,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170036230] [2022-10-17 11:08:52,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:52,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:52,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:52,476 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:52,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-17 11:08:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:52,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 11:08:52,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-10-17 11:08:52,624 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:52,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [170036230] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:52,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:52,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:52,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724332577] [2022-10-17 11:08:52,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:52,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:52,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:52,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:52,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:52,632 INFO L87 Difference]: Start difference. First operand 2048 states and 2797 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:52,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:52,787 INFO L93 Difference]: Finished difference Result 4216 states and 5778 transitions. [2022-10-17 11:08:52,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:52,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2022-10-17 11:08:52,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:52,799 INFO L225 Difference]: With dead ends: 4216 [2022-10-17 11:08:52,800 INFO L226 Difference]: Without dead ends: 2176 [2022-10-17 11:08:52,803 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:52,803 INFO L413 NwaCegarLoop]: 192 mSDtfsCounter, 12 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:52,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 277 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:08:52,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2176 states. [2022-10-17 11:08:52,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2176 to 2140. [2022-10-17 11:08:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2140 states, 2136 states have (on average 1.3618913857677903) internal successors, (2909), 2139 states have internal predecessors, (2909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:52,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2909 transitions. [2022-10-17 11:08:52,917 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2909 transitions. Word has length 187 [2022-10-17 11:08:52,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:52,918 INFO L495 AbstractCegarLoop]: Abstraction has 2140 states and 2909 transitions. [2022-10-17 11:08:52,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:52,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2909 transitions. [2022-10-17 11:08:52,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-17 11:08:52,925 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:52,925 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:52,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:53,150 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:53,151 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:53,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:53,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1804473394, now seen corresponding path program 1 times [2022-10-17 11:08:53,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:53,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677596592] [2022-10-17 11:08:53,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:53,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:53,182 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:53,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1338346207] [2022-10-17 11:08:53,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:53,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:53,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:53,184 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:53,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-17 11:08:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:53,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 11:08:53,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:53,405 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-10-17 11:08:53,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 11:08:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-10-17 11:08:53,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:53,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677596592] [2022-10-17 11:08:53,490 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:53,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338346207] [2022-10-17 11:08:53,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338346207] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 11:08:53,491 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-10-17 11:08:53,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2022-10-17 11:08:53,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84017665] [2022-10-17 11:08:53,491 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-10-17 11:08:53,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 11:08:53,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:53,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 11:08:53,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 11:08:53,494 INFO L87 Difference]: Start difference. First operand 2140 states and 2909 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:53,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:53,923 INFO L93 Difference]: Finished difference Result 6331 states and 8865 transitions. [2022-10-17 11:08:53,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 11:08:53,924 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 188 [2022-10-17 11:08:53,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:53,946 INFO L225 Difference]: With dead ends: 6331 [2022-10-17 11:08:53,947 INFO L226 Difference]: Without dead ends: 4125 [2022-10-17 11:08:53,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 371 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:08:53,952 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 311 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:53,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 353 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-17 11:08:53,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4125 states. [2022-10-17 11:08:54,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4125 to 3579. [2022-10-17 11:08:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3579 states, 3575 states have (on average 1.4514685314685314) internal successors, (5189), 3578 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:54,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 3579 states and 5189 transitions. [2022-10-17 11:08:54,100 INFO L78 Accepts]: Start accepts. Automaton has 3579 states and 5189 transitions. Word has length 188 [2022-10-17 11:08:54,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:54,101 INFO L495 AbstractCegarLoop]: Abstraction has 3579 states and 5189 transitions. [2022-10-17 11:08:54,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:54,101 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 5189 transitions. [2022-10-17 11:08:54,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-10-17 11:08:54,111 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:54,112 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:54,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:54,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-10-17 11:08:54,338 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:54,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:54,339 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2022-10-17 11:08:54,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:54,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216000906] [2022-10-17 11:08:54,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:54,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:54,363 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:54,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2068872475] [2022-10-17 11:08:54,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:54,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:54,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:54,364 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:54,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-17 11:08:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:54,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 11:08:54,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 11:08:54,816 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:54,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:54,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216000906] [2022-10-17 11:08:54,817 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:54,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068872475] [2022-10-17 11:08:54,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068872475] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:54,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:54,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 11:08:54,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540549121] [2022-10-17 11:08:54,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:54,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 11:08:54,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:54,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 11:08:54,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:08:54,820 INFO L87 Difference]: Start difference. First operand 3579 states and 5189 transitions. Second operand has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:55,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:55,035 INFO L93 Difference]: Finished difference Result 5785 states and 8345 transitions. [2022-10-17 11:08:55,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 11:08:55,036 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 189 [2022-10-17 11:08:55,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:55,057 INFO L225 Difference]: With dead ends: 5785 [2022-10-17 11:08:55,060 INFO L226 Difference]: Without dead ends: 3762 [2022-10-17 11:08:55,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:08:55,082 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 201 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:55,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 543 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:08:55,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3762 states. [2022-10-17 11:08:55,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3762 to 3760. [2022-10-17 11:08:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3760 states, 3756 states have (on average 1.45234291799787) internal successors, (5455), 3759 states have internal predecessors, (5455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 5455 transitions. [2022-10-17 11:08:55,222 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 5455 transitions. Word has length 189 [2022-10-17 11:08:55,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:55,222 INFO L495 AbstractCegarLoop]: Abstraction has 3760 states and 5455 transitions. [2022-10-17 11:08:55,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:55,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 5455 transitions. [2022-10-17 11:08:55,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-10-17 11:08:55,229 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:55,230 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:55,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:55,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:55,458 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:55,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:55,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2022-10-17 11:08:55,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:55,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048862664] [2022-10-17 11:08:55,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:55,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:55,490 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:55,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2027652741] [2022-10-17 11:08:55,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:55,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:55,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:55,492 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:55,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-10-17 11:08:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:55,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 11:08:55,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:55,826 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-10-17 11:08:55,826 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:55,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:55,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048862664] [2022-10-17 11:08:55,827 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:55,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027652741] [2022-10-17 11:08:55,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027652741] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:55,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:55,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 11:08:55,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574962700] [2022-10-17 11:08:55,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:55,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 11:08:55,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:55,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 11:08:55,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:08:55,829 INFO L87 Difference]: Start difference. First operand 3760 states and 5455 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:56,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:56,247 INFO L93 Difference]: Finished difference Result 6219 states and 8990 transitions. [2022-10-17 11:08:56,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 11:08:56,248 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2022-10-17 11:08:56,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:56,269 INFO L225 Difference]: With dead ends: 6219 [2022-10-17 11:08:56,269 INFO L226 Difference]: Without dead ends: 3850 [2022-10-17 11:08:56,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-10-17 11:08:56,274 INFO L413 NwaCegarLoop]: 282 mSDtfsCounter, 172 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:56,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 597 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-17 11:08:56,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3850 states. [2022-10-17 11:08:56,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3850 to 3843. [2022-10-17 11:08:56,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3843 states, 3839 states have (on average 1.4331857254493359) internal successors, (5502), 3842 states have internal predecessors, (5502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:56,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 3843 states and 5502 transitions. [2022-10-17 11:08:56,442 INFO L78 Accepts]: Start accepts. Automaton has 3843 states and 5502 transitions. Word has length 190 [2022-10-17 11:08:56,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:56,443 INFO L495 AbstractCegarLoop]: Abstraction has 3843 states and 5502 transitions. [2022-10-17 11:08:56,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 5502 transitions. [2022-10-17 11:08:56,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-10-17 11:08:56,451 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:56,452 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:56,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:56,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-10-17 11:08:56,658 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:56,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:56,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1540543185, now seen corresponding path program 1 times [2022-10-17 11:08:56,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:56,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069427159] [2022-10-17 11:08:56,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:56,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:56,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:56,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069427159] [2022-10-17 11:08:56,748 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:08:56,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188893085] [2022-10-17 11:08:56,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:56,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:56,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:56,750 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:56,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-10-17 11:08:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:56,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:56,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:56,904 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2022-10-17 11:08:56,905 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:56,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188893085] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:56,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:56,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:56,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305356462] [2022-10-17 11:08:56,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:56,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:56,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:56,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:56,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:56,907 INFO L87 Difference]: Start difference. First operand 3843 states and 5502 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:57,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:57,152 INFO L93 Difference]: Finished difference Result 8648 states and 12682 transitions. [2022-10-17 11:08:57,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:57,153 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 235 [2022-10-17 11:08:57,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:57,189 INFO L225 Difference]: With dead ends: 8648 [2022-10-17 11:08:57,189 INFO L226 Difference]: Without dead ends: 4813 [2022-10-17 11:08:57,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:57,196 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 76 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:57,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 223 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:08:57,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4813 states. [2022-10-17 11:08:57,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4813 to 4618. [2022-10-17 11:08:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4618 states, 4614 states have (on average 1.393801473775466) internal successors, (6431), 4617 states have internal predecessors, (6431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 4618 states and 6431 transitions. [2022-10-17 11:08:57,389 INFO L78 Accepts]: Start accepts. Automaton has 4618 states and 6431 transitions. Word has length 235 [2022-10-17 11:08:57,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:57,390 INFO L495 AbstractCegarLoop]: Abstraction has 4618 states and 6431 transitions. [2022-10-17 11:08:57,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 4618 states and 6431 transitions. [2022-10-17 11:08:57,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-10-17 11:08:57,400 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:57,401 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:57,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:57,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-17 11:08:57,616 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:57,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:57,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1817457559, now seen corresponding path program 1 times [2022-10-17 11:08:57,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:57,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430410237] [2022-10-17 11:08:57,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:57,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:57,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:57,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430410237] [2022-10-17 11:08:57,666 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:08:57,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265187986] [2022-10-17 11:08:57,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:57,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:57,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:57,668 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:57,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-10-17 11:08:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:57,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:57,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:57,831 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2022-10-17 11:08:57,831 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:57,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265187986] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:57,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:57,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:57,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581757880] [2022-10-17 11:08:57,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:57,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:57,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:57,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:57,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:57,835 INFO L87 Difference]: Start difference. First operand 4618 states and 6431 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:58,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:58,104 INFO L93 Difference]: Finished difference Result 10581 states and 14964 transitions. [2022-10-17 11:08:58,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:58,105 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 245 [2022-10-17 11:08:58,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:58,127 INFO L225 Difference]: With dead ends: 10581 [2022-10-17 11:08:58,128 INFO L226 Difference]: Without dead ends: 5724 [2022-10-17 11:08:58,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:58,136 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 69 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:58,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 196 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 11:08:58,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5724 states. [2022-10-17 11:08:58,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5724 to 5382. [2022-10-17 11:08:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5382 states, 5378 states have (on average 1.387504648568241) internal successors, (7462), 5381 states have internal predecessors, (7462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5382 states to 5382 states and 7462 transitions. [2022-10-17 11:08:58,348 INFO L78 Accepts]: Start accepts. Automaton has 5382 states and 7462 transitions. Word has length 245 [2022-10-17 11:08:58,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:58,348 INFO L495 AbstractCegarLoop]: Abstraction has 5382 states and 7462 transitions. [2022-10-17 11:08:58,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 5382 states and 7462 transitions. [2022-10-17 11:08:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-10-17 11:08:58,362 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:58,363 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:58,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:58,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:58,590 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:58,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:58,591 INFO L85 PathProgramCache]: Analyzing trace with hash 389481796, now seen corresponding path program 1 times [2022-10-17 11:08:58,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:58,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325111929] [2022-10-17 11:08:58,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:58,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:58,627 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:08:58,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [763060366] [2022-10-17 11:08:58,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:58,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:58,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:58,629 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:58,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-10-17 11:08:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:58,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:58,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:58,807 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2022-10-17 11:08:58,807 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:58,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:58,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325111929] [2022-10-17 11:08:58,808 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:08:58,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763060366] [2022-10-17 11:08:58,808 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763060366] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:58,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:58,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:58,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657519786] [2022-10-17 11:08:58,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:58,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:58,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:58,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:58,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:58,811 INFO L87 Difference]: Start difference. First operand 5382 states and 7462 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:59,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:59,036 INFO L93 Difference]: Finished difference Result 10944 states and 15074 transitions. [2022-10-17 11:08:59,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:59,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 259 [2022-10-17 11:08:59,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:59,043 INFO L225 Difference]: With dead ends: 10944 [2022-10-17 11:08:59,043 INFO L226 Difference]: Without dead ends: 2950 [2022-10-17 11:08:59,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:59,054 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 9 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:59,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 276 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:08:59,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2950 states. [2022-10-17 11:08:59,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2950 to 2943. [2022-10-17 11:08:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2943 states, 2939 states have (on average 1.3712146988771692) internal successors, (4030), 2942 states have internal predecessors, (4030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2943 states and 4030 transitions. [2022-10-17 11:08:59,183 INFO L78 Accepts]: Start accepts. Automaton has 2943 states and 4030 transitions. Word has length 259 [2022-10-17 11:08:59,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:59,183 INFO L495 AbstractCegarLoop]: Abstraction has 2943 states and 4030 transitions. [2022-10-17 11:08:59,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:59,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 4030 transitions. [2022-10-17 11:08:59,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-10-17 11:08:59,191 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:59,193 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:59,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-10-17 11:08:59,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:59,418 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:08:59,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:08:59,419 INFO L85 PathProgramCache]: Analyzing trace with hash 2045353021, now seen corresponding path program 1 times [2022-10-17 11:08:59,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:08:59,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445021779] [2022-10-17 11:08:59,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:59,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:08:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:59,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:08:59,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445021779] [2022-10-17 11:08:59,472 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:08:59,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [391107741] [2022-10-17 11:08:59,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:08:59,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:08:59,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:08:59,474 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:08:59,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-10-17 11:08:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:08:59,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:08:59,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:08:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 11:08:59,635 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:08:59,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [391107741] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:08:59,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:08:59,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:08:59,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891719985] [2022-10-17 11:08:59,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:08:59,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:08:59,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:08:59,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:08:59,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:59,638 INFO L87 Difference]: Start difference. First operand 2943 states and 4030 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:59,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:08:59,805 INFO L93 Difference]: Finished difference Result 6320 states and 8710 transitions. [2022-10-17 11:08:59,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:08:59,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 271 [2022-10-17 11:08:59,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:08:59,813 INFO L225 Difference]: With dead ends: 6320 [2022-10-17 11:08:59,813 INFO L226 Difference]: Without dead ends: 3275 [2022-10-17 11:08:59,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:08:59,817 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 77 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:08:59,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 172 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:08:59,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2022-10-17 11:08:59,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 3213. [2022-10-17 11:08:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3213 states, 3209 states have (on average 1.3617949516983483) internal successors, (4370), 3212 states have internal predecessors, (4370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4370 transitions. [2022-10-17 11:08:59,923 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4370 transitions. Word has length 271 [2022-10-17 11:08:59,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:08:59,923 INFO L495 AbstractCegarLoop]: Abstraction has 3213 states and 4370 transitions. [2022-10-17 11:08:59,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:08:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4370 transitions. [2022-10-17 11:08:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-10-17 11:08:59,928 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:08:59,928 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:08:59,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-10-17 11:09:00,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-10-17 11:09:00,142 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:09:00,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:09:00,143 INFO L85 PathProgramCache]: Analyzing trace with hash 453698485, now seen corresponding path program 1 times [2022-10-17 11:09:00,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:09:00,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023367380] [2022-10-17 11:09:00,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:00,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:09:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:00,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:09:00,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023367380] [2022-10-17 11:09:00,204 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:09:00,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379075310] [2022-10-17 11:09:00,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:00,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:00,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:09:00,206 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:09:00,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-10-17 11:09:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:00,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:09:00,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:09:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2022-10-17 11:09:00,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:09:00,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1379075310] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:09:00,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:09:00,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:09:00,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419709632] [2022-10-17 11:09:00,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:09:00,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:09:00,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:09:00,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:09:00,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:09:00,385 INFO L87 Difference]: Start difference. First operand 3213 states and 4370 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:00,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:09:00,577 INFO L93 Difference]: Finished difference Result 6650 states and 9054 transitions. [2022-10-17 11:09:00,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:09:00,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 294 [2022-10-17 11:09:00,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:09:00,584 INFO L225 Difference]: With dead ends: 6650 [2022-10-17 11:09:00,584 INFO L226 Difference]: Without dead ends: 3355 [2022-10-17 11:09:00,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:09:00,589 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 78 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:09:00,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 171 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:09:00,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3355 states. [2022-10-17 11:09:00,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3355 to 2857. [2022-10-17 11:09:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2853 states have (on average 1.357167893445496) internal successors, (3872), 2856 states have internal predecessors, (3872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 3872 transitions. [2022-10-17 11:09:00,717 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 3872 transitions. Word has length 294 [2022-10-17 11:09:00,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:09:00,717 INFO L495 AbstractCegarLoop]: Abstraction has 2857 states and 3872 transitions. [2022-10-17 11:09:00,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:00,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 3872 transitions. [2022-10-17 11:09:00,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-10-17 11:09:00,722 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:09:00,722 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:09:00,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-10-17 11:09:00,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-10-17 11:09:00,938 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:09:00,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:09:00,939 INFO L85 PathProgramCache]: Analyzing trace with hash -233670048, now seen corresponding path program 1 times [2022-10-17 11:09:00,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:09:00,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30665270] [2022-10-17 11:09:00,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:00,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:09:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:01,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:09:01,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30665270] [2022-10-17 11:09:01,017 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:09:01,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354049122] [2022-10-17 11:09:01,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:01,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:01,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:09:01,018 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:09:01,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-10-17 11:09:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:01,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 11:09:01,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:09:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 753 proven. 26 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2022-10-17 11:09:01,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 11:09:01,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 753 proven. 26 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2022-10-17 11:09:01,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354049122] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 11:09:01,338 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-10-17 11:09:01,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-10-17 11:09:01,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453879663] [2022-10-17 11:09:01,339 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-10-17 11:09:01,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 11:09:01,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:09:01,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 11:09:01,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-17 11:09:01,341 INFO L87 Difference]: Start difference. First operand 2857 states and 3872 transitions. Second operand has 6 states, 6 states have (on average 39.166666666666664) internal successors, (235), 6 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:01,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:09:01,826 INFO L93 Difference]: Finished difference Result 6739 states and 9115 transitions. [2022-10-17 11:09:01,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-17 11:09:01,826 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.166666666666664) internal successors, (235), 6 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 326 [2022-10-17 11:09:01,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:09:01,834 INFO L225 Difference]: With dead ends: 6739 [2022-10-17 11:09:01,834 INFO L226 Difference]: Without dead ends: 3845 [2022-10-17 11:09:01,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 654 GetRequests, 648 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-10-17 11:09:01,838 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 387 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-17 11:09:01,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 546 Invalid, 495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-17 11:09:01,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3845 states. [2022-10-17 11:09:01,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3845 to 3128. [2022-10-17 11:09:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3128 states, 3124 states have (on average 1.3633162612035852) internal successors, (4259), 3127 states have internal predecessors, (4259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:01,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 3128 states and 4259 transitions. [2022-10-17 11:09:01,946 INFO L78 Accepts]: Start accepts. Automaton has 3128 states and 4259 transitions. Word has length 326 [2022-10-17 11:09:01,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:09:01,946 INFO L495 AbstractCegarLoop]: Abstraction has 3128 states and 4259 transitions. [2022-10-17 11:09:01,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.166666666666664) internal successors, (235), 6 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 4259 transitions. [2022-10-17 11:09:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2022-10-17 11:09:01,953 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:09:01,954 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:09:01,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-10-17 11:09:02,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-10-17 11:09:02,167 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:09:02,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:09:02,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1180497510, now seen corresponding path program 1 times [2022-10-17 11:09:02,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:09:02,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852867023] [2022-10-17 11:09:02,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:02,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:09:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:02,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:09:02,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852867023] [2022-10-17 11:09:02,277 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:09:02,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890892605] [2022-10-17 11:09:02,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:02,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:02,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:09:02,279 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:09:02,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-10-17 11:09:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:02,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 11:09:02,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:09:02,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1853 backedges. 1111 proven. 0 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2022-10-17 11:09:02,484 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:09:02,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890892605] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:09:02,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:09:02,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:09:02,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565271683] [2022-10-17 11:09:02,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:09:02,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:09:02,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:09:02,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:09:02,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:09:02,488 INFO L87 Difference]: Start difference. First operand 3128 states and 4259 transitions. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:02,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:09:02,673 INFO L93 Difference]: Finished difference Result 6572 states and 8956 transitions. [2022-10-17 11:09:02,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:09:02,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 411 [2022-10-17 11:09:02,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:09:02,681 INFO L225 Difference]: With dead ends: 6572 [2022-10-17 11:09:02,682 INFO L226 Difference]: Without dead ends: 3452 [2022-10-17 11:09:02,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 410 GetRequests, 409 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:09:02,687 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 10 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:09:02,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 273 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:09:02,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2022-10-17 11:09:02,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3434. [2022-10-17 11:09:02,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3434 states, 3430 states have (on average 1.3440233236151604) internal successors, (4610), 3433 states have internal predecessors, (4610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:02,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 3434 states and 4610 transitions. [2022-10-17 11:09:02,794 INFO L78 Accepts]: Start accepts. Automaton has 3434 states and 4610 transitions. Word has length 411 [2022-10-17 11:09:02,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:09:02,794 INFO L495 AbstractCegarLoop]: Abstraction has 3434 states and 4610 transitions. [2022-10-17 11:09:02,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3434 states and 4610 transitions. [2022-10-17 11:09:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2022-10-17 11:09:02,802 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:09:02,802 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 7, 6, 6, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:09:02,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-10-17 11:09:03,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:03,026 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:09:03,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:09:03,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1038125278, now seen corresponding path program 1 times [2022-10-17 11:09:03,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:09:03,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677983473] [2022-10-17 11:09:03,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:03,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:09:03,071 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 11:09:03,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684204742] [2022-10-17 11:09:03,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:03,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:03,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:09:03,072 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:09:03,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-10-17 11:09:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:03,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 11:09:03,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:09:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2180 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 1836 trivial. 0 not checked. [2022-10-17 11:09:03,304 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 11:09:03,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:09:03,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677983473] [2022-10-17 11:09:03,305 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-10-17 11:09:03,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684204742] [2022-10-17 11:09:03,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684204742] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 11:09:03,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 11:09:03,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 11:09:03,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94252705] [2022-10-17 11:09:03,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 11:09:03,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 11:09:03,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:09:03,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 11:09:03,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:09:03,307 INFO L87 Difference]: Start difference. First operand 3434 states and 4610 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:03,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:09:03,497 INFO L93 Difference]: Finished difference Result 6879 states and 9247 transitions. [2022-10-17 11:09:03,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 11:09:03,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 442 [2022-10-17 11:09:03,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:09:03,505 INFO L225 Difference]: With dead ends: 6879 [2022-10-17 11:09:03,505 INFO L226 Difference]: Without dead ends: 3413 [2022-10-17 11:09:03,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 440 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 11:09:03,511 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 22 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 266 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-17 11:09:03,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 266 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-17 11:09:03,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3413 states. [2022-10-17 11:09:03,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3413 to 3272. [2022-10-17 11:09:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3268 states have (on average 1.3240514075887393) internal successors, (4327), 3271 states have internal predecessors, (4327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4327 transitions. [2022-10-17 11:09:03,597 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4327 transitions. Word has length 442 [2022-10-17 11:09:03,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:09:03,598 INFO L495 AbstractCegarLoop]: Abstraction has 3272 states and 4327 transitions. [2022-10-17 11:09:03,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:03,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4327 transitions. [2022-10-17 11:09:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-10-17 11:09:03,604 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 11:09:03,605 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:09:03,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-10-17 11:09:03,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:03,830 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-10-17 11:09:03,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:09:03,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1715123462, now seen corresponding path program 1 times [2022-10-17 11:09:03,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:09:03,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35448254] [2022-10-17 11:09:03,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:03,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:09:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:03,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 11:09:03,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35448254] [2022-10-17 11:09:03,928 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-10-17 11:09:03,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552865828] [2022-10-17 11:09:03,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:09:03,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:03,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:09:03,929 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 11:09:03,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-10-17 11:09:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:09:04,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 11:09:04,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:09:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3065 backedges. 1592 proven. 26 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2022-10-17 11:09:04,189 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 11:09:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3065 backedges. 1592 proven. 26 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2022-10-17 11:09:04,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1552865828] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 11:09:04,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-10-17 11:09:04,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-10-17 11:09:04,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061395388] [2022-10-17 11:09:04,279 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-10-17 11:09:04,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 11:09:04,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 11:09:04,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 11:09:04,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-17 11:09:04,283 INFO L87 Difference]: Start difference. First operand 3272 states and 4327 transitions. Second operand has 6 states, 6 states have (on average 43.0) internal successors, (258), 6 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:04,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 11:09:04,676 INFO L93 Difference]: Finished difference Result 5608 states and 7436 transitions. [2022-10-17 11:09:04,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-17 11:09:04,677 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 43.0) internal successors, (258), 6 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 516 [2022-10-17 11:09:04,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 11:09:04,678 INFO L225 Difference]: With dead ends: 5608 [2022-10-17 11:09:04,678 INFO L226 Difference]: Without dead ends: 0 [2022-10-17 11:09:04,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1036 GetRequests, 1029 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-10-17 11:09:04,683 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 181 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-17 11:09:04,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 560 Invalid, 482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-17 11:09:04,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-17 11:09:04,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-17 11:09:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-17 11:09:04,685 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 516 [2022-10-17 11:09:04,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 11:09:04,685 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:09:04,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 43.0) internal successors, (258), 6 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 11:09:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-17 11:09:04,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 11:09:04,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-10-17 11:09:04,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-10-17 11:09:04,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-10-17 11:09:04,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-10-17 11:09:04,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-10-17 11:09:04,689 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-10-17 11:09:04,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-10-17 11:09:04,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-10-17 11:09:04,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-10-17 11:09:04,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 11:09:04,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-17 11:09:11,455 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-10-17 11:09:11,458 INFO L895 garLoopResultBuilder]: At program point L597(lines 109 665) the Hoare annotation is: (let ((.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse5 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse6 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse4 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse8 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576))) (or (and .cse0 .cse1) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse3 .cse5) (and (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560)) (and .cse2 .cse6 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse4) (and .cse0 .cse4) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3) .cse7 .cse2) (and .cse8 .cse2 .cse4) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse3) (and .cse7 .cse2 .cse6 .cse4) (and .cse8 .cse2 .cse3))) [2022-10-17 11:09:11,458 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 568) no Hoare annotation was computed. [2022-10-17 11:09:11,458 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2022-10-17 11:09:11,458 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 385) no Hoare annotation was computed. [2022-10-17 11:09:11,458 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2022-10-17 11:09:11,458 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 604) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 615) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 626) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2022-10-17 11:09:11,459 INFO L902 garLoopResultBuilder]: At program point L666(lines 108 667) the Hoare annotation is: true [2022-10-17 11:09:11,459 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 603) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 614) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 625) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 663) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L899 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L899 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2022-10-17 11:09:11,460 INFO L895 garLoopResultBuilder]: At program point L206(lines 202 604) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse2 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse0 .cse1) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2) (and .cse3 .cse2) (and .cse3 .cse1) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse1))) [2022-10-17 11:09:11,461 INFO L895 garLoopResultBuilder]: At program point L173(lines 169 615) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse0 .cse1) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))))) [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L239-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 660) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 574) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L570-2(lines 570 574) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L537-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 674) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 646) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L670-2(lines 670 674) no Hoare annotation was computed. [2022-10-17 11:09:11,461 INFO L899 garLoopResultBuilder]: For program point L637-2(lines 636 658) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L895 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544)))) [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L274(line 274) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L274-1(line 274) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 602) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 613) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 624) no Hoare annotation was computed. [2022-10-17 11:09:11,462 INFO L895 garLoopResultBuilder]: At program point L109-2(lines 109 665) the Hoare annotation is: (let ((.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse5 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse6 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse4 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse8 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576))) (or (and .cse0 .cse1) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse3 .cse5) (and (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560)) (and .cse2 .cse6 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse4) (and .cse0 .cse4) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3) .cse7 .cse2) (and .cse8 .cse2 .cse4) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse3) (and .cse7 .cse2 .cse6 .cse4) (and .cse8 .cse2 .cse3))) [2022-10-17 11:09:11,463 INFO L895 garLoopResultBuilder]: At program point L407(lines 398 429) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560)) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))))) [2022-10-17 11:09:11,463 INFO L895 garLoopResultBuilder]: At program point L176(lines 175 613) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse3 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3) .cse1 .cse2) (and .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse3))) [2022-10-17 11:09:11,463 INFO L895 garLoopResultBuilder]: At program point L143(lines 136 626) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse1 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)))) [2022-10-17 11:09:11,463 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 415) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 601) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 612) no Hoare annotation was computed. [2022-10-17 11:09:11,464 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 623) no Hoare annotation was computed. [2022-10-17 11:09:11,465 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 634) no Hoare annotation was computed. [2022-10-17 11:09:11,465 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2022-10-17 11:09:11,465 INFO L895 garLoopResultBuilder]: At program point L212(lines 208 602) the Hoare annotation is: (let ((.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)))) [2022-10-17 11:09:11,465 INFO L902 garLoopResultBuilder]: At program point L113(lines 112 634) the Hoare annotation is: true [2022-10-17 11:09:11,465 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2022-10-17 11:09:11,465 INFO L899 garLoopResultBuilder]: For program point L510-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point L511(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point L511-1(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point L511-2(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point L511-3(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2022-10-17 11:09:11,466 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 600) no Hoare annotation was computed. [2022-10-17 11:09:11,467 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 611) no Hoare annotation was computed. [2022-10-17 11:09:11,467 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 622) no Hoare annotation was computed. [2022-10-17 11:09:11,467 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 633) no Hoare annotation was computed. [2022-10-17 11:09:11,467 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,467 INFO L902 garLoopResultBuilder]: At program point L215(lines 214 600) the Hoare annotation is: true [2022-10-17 11:09:11,467 INFO L895 garLoopResultBuilder]: At program point L182(lines 178 612) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 .cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)))) [2022-10-17 11:09:11,468 INFO L895 garLoopResultBuilder]: At program point L149(lines 145 623) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse1 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)))) [2022-10-17 11:09:11,468 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2022-10-17 11:09:11,468 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2022-10-17 11:09:11,468 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 590) no Hoare annotation was computed. [2022-10-17 11:09:11,468 INFO L899 garLoopResultBuilder]: For program point L580-1(lines 580 590) no Hoare annotation was computed. [2022-10-17 11:09:11,468 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 610) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 621) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 632) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-17 11:09:11,469 INFO L902 garLoopResultBuilder]: At program point L218(lines 217 599) the Hoare annotation is: true [2022-10-17 11:09:11,470 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2022-10-17 11:09:11,470 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2022-10-17 11:09:11,470 INFO L902 garLoopResultBuilder]: At program point L681(lines 74 683) the Hoare annotation is: true [2022-10-17 11:09:11,470 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 654) no Hoare annotation was computed. [2022-10-17 11:09:11,470 INFO L899 garLoopResultBuilder]: For program point L549(lines 549 554) no Hoare annotation was computed. [2022-10-17 11:09:11,470 INFO L895 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560)) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))))) [2022-10-17 11:09:11,471 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-10-17 11:09:11,471 INFO L899 garLoopResultBuilder]: For program point L351-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,471 INFO L902 garLoopResultBuilder]: At program point L682(lines 19 684) the Hoare annotation is: true [2022-10-17 11:09:11,471 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2022-10-17 11:09:11,471 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 609) no Hoare annotation was computed. [2022-10-17 11:09:11,471 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 620) no Hoare annotation was computed. [2022-10-17 11:09:11,471 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 631) no Hoare annotation was computed. [2022-10-17 11:09:11,472 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2022-10-17 11:09:11,472 INFO L895 garLoopResultBuilder]: At program point L188(lines 184 610) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 .cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)))) [2022-10-17 11:09:11,472 INFO L895 garLoopResultBuilder]: At program point L155(lines 151 621) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) [2022-10-17 11:09:11,472 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2022-10-17 11:09:11,472 INFO L902 garLoopResultBuilder]: At program point L222(lines 115 633) the Hoare annotation is: true [2022-10-17 11:09:11,472 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2022-10-17 11:09:11,473 INFO L899 garLoopResultBuilder]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2022-10-17 11:09:11,473 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-17 11:09:11,473 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 608) no Hoare annotation was computed. [2022-10-17 11:09:11,473 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 619) no Hoare annotation was computed. [2022-10-17 11:09:11,473 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 630) no Hoare annotation was computed. [2022-10-17 11:09:11,473 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 74 683) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 607) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 618) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 629) no Hoare annotation was computed. [2022-10-17 11:09:11,474 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 390) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2022-10-17 11:09:11,475 INFO L895 garLoopResultBuilder]: At program point L194(lines 190 608) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 .cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)))) [2022-10-17 11:09:11,476 INFO L895 garLoopResultBuilder]: At program point L161(lines 157 619) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544)))) [2022-10-17 11:09:11,476 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2022-10-17 11:09:11,476 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2022-10-17 11:09:11,476 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 606) no Hoare annotation was computed. [2022-10-17 11:09:11,476 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 617) no Hoare annotation was computed. [2022-10-17 11:09:11,477 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 628) no Hoare annotation was computed. [2022-10-17 11:09:11,477 INFO L902 garLoopResultBuilder]: At program point L560(lines 74 683) the Hoare annotation is: true [2022-10-17 11:09:11,477 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2022-10-17 11:09:11,477 INFO L899 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2022-10-17 11:09:11,477 INFO L895 garLoopResultBuilder]: At program point L131(lines 127 629) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse1 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (and .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)))) [2022-10-17 11:09:11,477 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-17 11:09:11,478 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2022-10-17 11:09:11,478 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2022-10-17 11:09:11,478 INFO L902 garLoopResultBuilder]: At program point L694(lines 685 696) the Hoare annotation is: true [2022-10-17 11:09:11,478 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2022-10-17 11:09:11,478 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 605) no Hoare annotation was computed. [2022-10-17 11:09:11,478 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 616) no Hoare annotation was computed. [2022-10-17 11:09:11,478 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 627) no Hoare annotation was computed. [2022-10-17 11:09:11,479 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 535) no Hoare annotation was computed. [2022-10-17 11:09:11,479 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2022-10-17 11:09:11,479 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2022-10-17 11:09:11,479 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 219 596) no Hoare annotation was computed. [2022-10-17 11:09:11,479 INFO L895 garLoopResultBuilder]: At program point L200(lines 196 606) the Hoare annotation is: (let ((.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse1 .cse2) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse2))) [2022-10-17 11:09:11,479 INFO L895 garLoopResultBuilder]: At program point L167(lines 163 617) the Hoare annotation is: (let ((.cse0 (<= 8528 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560)) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))))) [2022-10-17 11:09:11,480 INFO L895 garLoopResultBuilder]: At program point L134(lines 133 627) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (or (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse0) (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse0))) [2022-10-17 11:09:11,483 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 11:09:11,485 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 11:09:11,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 11:09:11 BoogieIcfgContainer [2022-10-17 11:09:11,511 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 11:09:11,511 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 11:09:11,511 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 11:09:11,512 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 11:09:11,512 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:08:46" (3/4) ... [2022-10-17 11:09:11,515 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 11:09:11,533 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-10-17 11:09:11,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 11:09:11,535 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 11:09:11,536 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 11:09:11,643 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 11:09:11,645 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 11:09:11,645 INFO L158 Benchmark]: Toolchain (without parser) took 26326.12ms. Allocated memory was 94.4MB in the beginning and 604.0MB in the end (delta: 509.6MB). Free memory was 53.5MB in the beginning and 434.1MB in the end (delta: -380.6MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,658 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 11:09:11,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.05ms. Allocated memory is still 94.4MB. Free memory was 53.3MB in the beginning and 65.2MB in the end (delta: -11.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.81ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 62.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,659 INFO L158 Benchmark]: Boogie Preprocessor took 64.14ms. Allocated memory is still 94.4MB. Free memory was 62.1MB in the beginning and 59.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,660 INFO L158 Benchmark]: RCFGBuilder took 964.13ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.7MB in the beginning and 76.0MB in the end (delta: -16.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,660 INFO L158 Benchmark]: TraceAbstraction took 24633.71ms. Allocated memory was 113.2MB in the beginning and 604.0MB in the end (delta: 490.7MB). Free memory was 75.3MB in the beginning and 442.5MB in the end (delta: -367.2MB). Peak memory consumption was 423.5MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,661 INFO L158 Benchmark]: Witness Printer took 133.49ms. Allocated memory is still 604.0MB. Free memory was 442.5MB in the beginning and 434.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 11:09:11,663 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.05ms. Allocated memory is still 94.4MB. Free memory was 53.3MB in the beginning and 65.2MB in the end (delta: -11.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.81ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 62.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.14ms. Allocated memory is still 94.4MB. Free memory was 62.1MB in the beginning and 59.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 964.13ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.7MB in the beginning and 76.0MB in the end (delta: -16.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * TraceAbstraction took 24633.71ms. Allocated memory was 113.2MB in the beginning and 604.0MB in the end (delta: 490.7MB). Free memory was 75.3MB in the beginning and 442.5MB in the end (delta: -367.2MB). Peak memory consumption was 423.5MB. Max. memory is 16.1GB. * Witness Printer took 133.49ms. Allocated memory is still 604.0MB. Free memory was 442.5MB in the beginning and 434.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 153 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 24.5s, OverallIterations: 21, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2333 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2333 mSDsluCounter, 7282 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3009 mSDsCounter, 543 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2925 IncrementalHoareTripleChecker+Invalid, 3468 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 543 mSolverCounterUnsat, 4273 mSDtfsCounter, 2925 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5597 GetRequests, 5557 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5382occurred in iteration=14, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 21 MinimizatonAttempts, 2845 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 584 NumberOfFragments, 831 HoareAnnotationTreeSize, 29 FomulaSimplifications, 15126 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 29 FomulaSimplificationsInter, 14004 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 7265 NumberOfCodeBlocks, 7265 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 5599 ConstructedInterpolants, 0 QuantifiedInterpolants, 8358 SizeOfPredicates, 3 NumberOfNonLiveVariables, 8145 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 24 InterpolantComputations, 18 PerfectInterpolantSequences, 17987/18143 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((8528 <= s__state && blastFlag <= 2) && s__s3__tmp__next_state___0 <= 8576) || ((8528 <= s__state && blastFlag <= 2) && !(0 == s__hit))) || (8528 <= s__state && blastFlag <= 1)) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 == 8640) && s__state == 8640) && !(0 == s__hit)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((8672 <= s__state && blastFlag <= 1) || ((8672 <= s__state && blastFlag <= 3) && !(0 == s__hit))) || ((8672 <= s__state && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((8528 <= s__state && blastFlag <= 2) && s__state <= 8560) || (((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__state <= 8528) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 2 && s__state <= 8528) && !(0 == s__hit))) || (s__state <= 8528 && blastFlag <= 1) - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && s__state <= 8448) && s__s3__tmp__next_state___0 <= 8576) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag <= 3)) || (s__state <= 8448 && blastFlag <= 1)) || ((blastFlag <= 2 && s__state <= 8448) && !(0 == s__hit))) || (((s__state <= 8448 && blastFlag <= 3) && s__s3__tmp__next_state___0 == 8640) && !(0 == s__hit)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((blastFlag <= 2 && s__state <= 3) || (blastFlag <= 2 && s__state == 8512)) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 3)) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 <= 8576) && !(0 == s__hit)) && 8656 <= s__state)) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && 8656 <= s__state)) || ((8528 <= s__state && blastFlag <= 2) && s__state <= 8560)) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 == 8640) && s__state == 8640) && !(0 == s__hit))) || (blastFlag <= 2 && !(0 == s__hit))) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag <= 3)) || ((8672 <= s__state && blastFlag <= 3) && !(0 == s__hit))) || blastFlag <= 1) || ((blastFlag <= 2 && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8576)) || (((s__state <= 8448 && blastFlag <= 3) && s__s3__tmp__next_state___0 == 8640) && !(0 == s__hit))) || ((8672 <= s__state && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) || ((8528 <= s__state && blastFlag <= 2) && s__state <= 8544) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((8528 <= s__state && blastFlag <= 2) && s__state <= 8560) || (((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: blastFlag <= 2 && s__state <= 8528 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) || ((8528 <= s__state && s__state < 8640) && blastFlag <= 1)) || (((8528 <= s__state && blastFlag <= 2) && s__state < 8640) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) || ((8528 <= s__state && blastFlag <= 2) && s__state <= 8544) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: (s__s3__tmp__next_state___0 <= 8640 && s__state <= 8528) || (blastFlag <= 2 && s__state <= 8528) - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((8528 <= s__state && blastFlag <= 2) && s__state <= 8560) || (((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((!(8576 <= s__state) && 8528 <= s__state) && blastFlag <= 2) || (((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__state <= 8528) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 2 && s__state <= 8528) && !(0 == s__hit))) || (s__state <= 8528 && blastFlag <= 1) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((blastFlag <= 2 && s__state <= 3) || (blastFlag <= 2 && s__state == 8512)) || (s__s3__tmp__next_state___0 <= 8640 && s__state <= 3)) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 <= 8576) && !(0 == s__hit)) && 8656 <= s__state)) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && 8656 <= s__state)) || ((8528 <= s__state && blastFlag <= 2) && s__state <= 8560)) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 == 8640) && s__state == 8640) && !(0 == s__hit))) || (blastFlag <= 2 && !(0 == s__hit))) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag <= 3)) || ((8672 <= s__state && blastFlag <= 3) && !(0 == s__hit))) || blastFlag <= 1) || ((blastFlag <= 2 && s__state <= 8640) && s__s3__tmp__next_state___0 <= 8576)) || (((s__state <= 8448 && blastFlag <= 3) && s__s3__tmp__next_state___0 == 8640) && !(0 == s__hit))) || ((8672 <= s__state && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) || ((8528 <= s__state && s__state < 8640) && blastFlag <= 1)) || (((8528 <= s__state && blastFlag <= 2) && s__state < 8640) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((blastFlag <= 2 && s__state <= 8528) && s__s3__tmp__next_state___0 <= 8576) || ((blastFlag <= 2 && s__state <= 8528) && !(0 == s__hit))) || (s__state <= 8528 && blastFlag <= 1) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: ((((8528 <= s__state && blastFlag <= 2) && s__state <= 8640) && !(0 == s__hit)) || ((8528 <= s__state && s__state < 8640) && blastFlag <= 1)) || (((8528 <= s__state && blastFlag <= 2) && s__state < 8640) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (((((8528 <= s__state && blastFlag <= 2) && !(0 == s__hit)) || ((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && 8656 <= s__state)) || (blastFlag <= 1 && 8656 <= s__state)) || (blastFlag <= 1 && !(0 == s__hit))) || (((s__s3__tmp__next_state___0 <= 8640 && 8640 <= s__state) && blastFlag <= 3) && !(0 == s__hit)) RESULT: Ultimate proved your program to be correct! [2022-10-17 11:09:11,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_027ff91c-f471-412f-86e8-4cbe608c9940/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE