./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9885703216edf9cfe4bfb438db591a48e102e73a3e0423f90ce871c05fdf2b57 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:00:10,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:00:10,927 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:00:10,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:00:10,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:00:10,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:00:11,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:00:11,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:00:11,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:00:11,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:00:11,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:00:11,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:00:11,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:00:11,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:00:11,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:00:11,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:00:11,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:00:11,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:00:11,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:00:11,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:00:11,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:00:11,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:00:11,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:00:11,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:00:11,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:00:11,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:00:11,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:00:11,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:00:11,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:00:11,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:00:11,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:00:11,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:00:11,088 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:00:11,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:00:11,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:00:11,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:00:11,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:00:11,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:00:11,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:00:11,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:00:11,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:00:11,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-07 08:00:11,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:00:11,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:00:11,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:00:11,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:00:11,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:00:11,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:00:11,175 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:00:11,175 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-07 08:00:11,175 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-07 08:00:11,176 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-07 08:00:11,177 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-07 08:00:11,177 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-07 08:00:11,178 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-07 08:00:11,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:00:11,178 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:00:11,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:00:11,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:00:11,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:00:11,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:00:11,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-07 08:00:11,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-07 08:00:11,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-07 08:00:11,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:00:11,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:00:11,181 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-07 08:00:11,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:00:11,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-07 08:00:11,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:00:11,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:00:11,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:00:11,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:00:11,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:00:11,187 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-07 08:00:11,187 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9885703216edf9cfe4bfb438db591a48e102e73a3e0423f90ce871c05fdf2b57 [2021-11-07 08:00:11,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:00:11,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:00:11,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:00:11,598 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:00:11,599 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:00:11,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i [2021-11-07 08:00:11,693 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/data/aa927246a/13d0f7b6516d4c5ebbb7d8a6e3f7bf3b/FLAG0ab6ef533 [2021-11-07 08:00:12,417 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:00:12,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i [2021-11-07 08:00:12,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/data/aa927246a/13d0f7b6516d4c5ebbb7d8a6e3f7bf3b/FLAG0ab6ef533 [2021-11-07 08:00:12,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/data/aa927246a/13d0f7b6516d4c5ebbb7d8a6e3f7bf3b [2021-11-07 08:00:12,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:00:12,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:00:12,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:00:12,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:00:12,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:00:12,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:00:12" (1/1) ... [2021-11-07 08:00:12,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@180acc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:12, skipping insertion in model container [2021-11-07 08:00:12,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:00:12" (1/1) ... [2021-11-07 08:00:12,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:00:12,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:00:13,385 WARN L228 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_8238b793-928a-417b-abcd-96bc7b73778f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i[33022,33035] [2021-11-07 08:00:13,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:00:13,797 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:00:13,831 WARN L228 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_8238b793-928a-417b-abcd-96bc7b73778f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-1.i[33022,33035] [2021-11-07 08:00:14,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:00:14,090 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:00:14,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14 WrapperNode [2021-11-07 08:00:14,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:00:14,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:00:14,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:00:14,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:00:14,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:00:14,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:00:14,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:00:14,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:00:14,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:00:14,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:00:14,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:00:14,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:00:14,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (1/1) ... [2021-11-07 08:00:14,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:00:14,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:00:14,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:00:14,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-07 08:00:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 08:00:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 08:00:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-07 08:00:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-07 08:00:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 08:00:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 08:00:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:00:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-07 08:00:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 08:00:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 08:00:14,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:00:14,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:00:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:00:15,178 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-07 08:00:17,652 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:00:17,653 INFO L299 CfgBuilder]: Removed 195 assume(true) statements. [2021-11-07 08:00:17,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:00:17 BoogieIcfgContainer [2021-11-07 08:00:17,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:00:17,659 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-07 08:00:17,659 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-07 08:00:17,664 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-07 08:00:17,665 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:00:17,665 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 08:00:12" (1/3) ... [2021-11-07 08:00:17,667 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@430d56b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:00:17, skipping insertion in model container [2021-11-07 08:00:17,667 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:00:17,667 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:00:14" (2/3) ... [2021-11-07 08:00:17,668 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@430d56b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:00:17, skipping insertion in model container [2021-11-07 08:00:17,668 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:00:17,668 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:00:17" (3/3) ... [2021-11-07 08:00:17,674 INFO L389 chiAutomizerObserver]: Analyzing ICFG uthash_BER_test10-1.i [2021-11-07 08:00:17,742 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-07 08:00:17,743 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-07 08:00:17,743 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-07 08:00:17,743 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-07 08:00:17,743 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-07 08:00:17,744 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-07 08:00:17,744 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-07 08:00:17,744 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-07 08:00:17,776 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 443 states, 435 states have (on average 1.728735632183908) internal successors, (752), 435 states have internal predecessors, (752), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-07 08:00:17,850 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 389 [2021-11-07 08:00:17,850 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:00:17,850 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:00:17,863 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-07 08:00:17,864 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:00:17,864 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-07 08:00:17,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 443 states, 435 states have (on average 1.728735632183908) internal successors, (752), 435 states have internal predecessors, (752), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-07 08:00:17,891 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 389 [2021-11-07 08:00:17,891 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:00:17,892 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:00:17,893 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-07 08:00:17,893 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:00:17,900 INFO L791 eck$LassoCheckResult]: Stem: 433#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string2.base, #t~string2.offset, 1);call write~init~int(0, #t~string2.base, 1 + #t~string2.offset, 1);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(22);~count_int_int~0 := 0; 374#L-1true havoc main_#res;havoc main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~mem14, main_#t~mem16, main_#t~mem15, main_#t~mem17, main_#t~mem18, main_#t~mem20, main_#t~mem19, main_#t~mem21, main_#t~mem22, main_#t~mem24, main_#t~mem23, main_#t~mem25, main_#t~mem26, main_#t~switch27, main_#t~mem28, main_#t~mem29, main_#t~mem30, main_#t~mem31, main_#t~mem32, main_#t~mem33, main_#t~mem34, main_#t~mem35, main_#t~mem36, main_#t~mem37, main_#t~mem38, main_~_hj_i~0, main_~_hj_j~0, main_~_hj_k~0, main_~_hj_key~0.base, main_~_hj_key~0.offset, main_#t~malloc39.base, main_#t~malloc39.offset, main_#t~mem40.base, main_#t~mem40.offset, main_#t~mem41.base, main_#t~mem41.offset, main_#t~memset~res42.base, main_#t~memset~res42.offset, main_#t~mem43.base, main_#t~mem43.offset, main_#t~mem44.base, main_#t~mem44.offset, main_#t~mem45.base, main_#t~mem45.offset, main_#t~mem46.base, main_#t~mem46.offset, main_#t~mem47.base, main_#t~mem47.offset, main_#t~malloc48.base, main_#t~malloc48.offset, main_#t~mem49.base, main_#t~mem49.offset, main_#t~mem50.base, main_#t~mem50.offset, main_#t~mem51.base, main_#t~mem51.offset, main_#t~mem52.base, main_#t~mem52.offset, main_#t~mem53.base, main_#t~mem53.offset, main_#t~mem54.base, main_#t~mem54.offset, main_#t~memset~res55.base, main_#t~memset~res55.offset, main_#t~mem56.base, main_#t~mem56.offset, main_#t~mem57.base, main_#t~mem57.offset, main_#t~mem58.base, main_#t~mem58.offset, main_#t~mem59.base, main_#t~mem59.offset, main_#t~mem60, main_#t~mem61.base, main_#t~mem61.offset, main_#t~mem62.base, main_#t~mem62.offset, main_#t~mem63.base, main_#t~mem63.offset, main_#t~mem64.base, main_#t~mem64.offset, main_#t~mem65, main_#t~post66, main_#t~mem67.base, main_#t~mem67.offset, main_#t~mem68, main_#t~mem69.base, main_#t~mem69.offset, main_#t~mem70.base, main_#t~mem70.offset, main_#t~mem71, main_#t~post72, main_#t~mem73.base, main_#t~mem73.offset, main_#t~mem74.base, main_#t~mem74.offset, main_#t~mem75.base, main_#t~mem75.offset, main_#t~mem77, main_#t~mem76, main_#t~mem78.base, main_#t~mem78.offset, main_#t~mem79, main_#t~short80, main_#t~mem81.base, main_#t~mem81.offset, main_#t~mem82, main_#t~malloc83.base, main_#t~malloc83.offset, main_#t~mem84.base, main_#t~mem84.offset, main_#t~mem85.base, main_#t~mem85.offset, main_#t~mem86.base, main_#t~mem86.offset, main_#t~mem87, main_#t~memset~res88.base, main_#t~memset~res88.offset, main_#t~mem89.base, main_#t~mem89.offset, main_#t~mem90.base, main_#t~mem90.offset, main_#t~mem93, main_#t~mem91.base, main_#t~mem91.offset, main_#t~mem92, main_#t~mem94.base, main_#t~mem94.offset, main_#t~mem97, main_#t~mem95.base, main_#t~mem95.offset, main_#t~mem96, main_#t~ite98, main_#t~mem99.base, main_#t~mem99.offset, main_#t~mem103.base, main_#t~mem103.offset, main_#t~mem104.base, main_#t~mem104.offset, main_#t~mem105.base, main_#t~mem105.offset, main_#t~mem106.base, main_#t~mem106.offset, main_#t~mem109, main_#t~mem107.base, main_#t~mem107.offset, main_#t~mem108, main_#t~mem110.base, main_#t~mem110.offset, main_#t~mem111, main_#t~pre112, main_#t~mem113.base, main_#t~mem113.offset, main_#t~mem114, main_#t~mem115.base, main_#t~mem115.offset, main_#t~mem116, main_#t~post117, main_#t~mem121, main_#t~mem119, main_#t~mem118.base, main_#t~mem118.offset, main_#t~mem120, main_#t~mem122, main_#t~post123, main_#t~mem124.base, main_#t~mem124.offset, main_#t~mem125.base, main_#t~mem125.offset, main_#t~mem126.base, main_#t~mem126.offset, main_#t~post100, main_#t~mem101.base, main_#t~mem101.offset, main_#t~mem102, main_#t~mem127.base, main_#t~mem127.offset, main_#t~mem128.base, main_#t~mem128.offset, main_#t~mem129.base, main_#t~mem129.offset, main_#t~mem130, main_#t~mem131.base, main_#t~mem131.offset, main_#t~mem132, main_#t~post133, main_#t~mem134.base, main_#t~mem134.offset, main_#t~mem135.base, main_#t~mem135.offset, main_#t~mem136.base, main_#t~mem136.offset, main_#t~mem137.base, main_#t~mem137.offset, main_#t~mem140, main_#t~mem138.base, main_#t~mem138.offset, main_#t~mem139, main_#t~ite143, main_#t~mem141.base, main_#t~mem141.offset, main_#t~mem142, main_#t~mem144.base, main_#t~mem144.offset, main_#t~mem145, main_#t~mem146.base, main_#t~mem146.offset, main_~_he_bkt~0, main_~_he_bkt_i~0, main_~_he_thh~0.base, main_~_he_thh~0.offset, main_~_he_hh_nxt~0.base, main_~_he_hh_nxt~0.offset, main_~#_he_new_buckets~0.base, main_~#_he_new_buckets~0.offset, main_~_he_newbkt~0.base, main_~_he_newbkt~0.offset, main_~_ha_head~0.base, main_~_ha_head~0.offset, main_~_ha_bkt~0, main_~_ha_hashv~0, main_#t~mem148, main_#t~mem147, main_#t~mem149, main_#t~mem150, main_#t~mem152, main_#t~mem151, main_#t~mem153, main_#t~mem154, main_#t~mem156, main_#t~mem155, main_#t~mem157, main_#t~mem158, main_#t~switch159, main_#t~mem160, main_#t~mem161, main_#t~mem162, main_#t~mem163, main_#t~mem164, main_#t~mem165, main_#t~mem166, main_#t~mem167, main_#t~mem168, main_#t~mem169, main_#t~mem170, main_~_hj_i~1, main_~_hj_j~1, main_~_hj_k~1, main_~_hj_key~1.base, main_~_hj_key~1.offset, main_#t~malloc171.base, main_#t~malloc171.offset, main_#t~mem172.base, main_#t~mem172.offset, main_#t~mem173.base, main_#t~mem173.offset, main_#t~memset~res174.base, main_#t~memset~res174.offset, main_#t~mem175.base, main_#t~mem175.offset, main_#t~mem176.base, main_#t~mem176.offset, main_#t~mem177.base, main_#t~mem177.offset, main_#t~mem178.base, main_#t~mem178.offset, main_#t~mem179.base, main_#t~mem179.offset, main_#t~malloc180.base, main_#t~malloc180.offset, main_#t~mem181.base, main_#t~mem181.offset, main_#t~mem182.base, main_#t~mem182.offset, main_#t~mem183.base, main_#t~mem183.offset, main_#t~mem184.base, main_#t~mem184.offset, main_#t~mem185.base, main_#t~mem185.offset, main_#t~mem186.base, main_#t~mem186.offset, main_#t~memset~res187.base, main_#t~memset~res187.offset, main_#t~mem188.base, main_#t~mem188.offset, main_#t~mem189.base, main_#t~mem189.offset, main_#t~mem190.base, main_#t~mem190.offset, main_#t~mem191.base, main_#t~mem191.offset, main_#t~mem192, main_#t~mem193.base, main_#t~mem193.offset, main_#t~mem194.base, main_#t~mem194.offset, main_#t~mem195.base, main_#t~mem195.offset, main_#t~mem196.base, main_#t~mem196.offset, main_#t~mem197, main_#t~post198, main_#t~mem199.base, main_#t~mem199.offset, main_#t~mem200, main_#t~mem201.base, main_#t~mem201.offset, main_#t~mem202.base, main_#t~mem202.offset, main_#t~mem203, main_#t~post204, main_#t~mem205.base, main_#t~mem205.offset, main_#t~mem206.base, main_#t~mem206.offset, main_#t~mem207.base, main_#t~mem207.offset, main_#t~mem209, main_#t~mem208, main_#t~mem210.base, main_#t~mem210.offset, main_#t~mem211, main_#t~short212, main_#t~mem213.base, main_#t~mem213.offset, main_#t~mem214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~mem216.base, main_#t~mem216.offset, main_#t~mem217.base, main_#t~mem217.offset, main_#t~mem218.base, main_#t~mem218.offset, main_#t~mem219, main_#t~memset~res220.base, main_#t~memset~res220.offset, main_#t~mem221.base, main_#t~mem221.offset, main_#t~mem222.base, main_#t~mem222.offset, main_#t~mem225, main_#t~mem223.base, main_#t~mem223.offset, main_#t~mem224, main_#t~mem226.base, main_#t~mem226.offset, main_#t~mem229, main_#t~mem227.base, main_#t~mem227.offset, main_#t~mem228, main_#t~ite230, main_#t~mem231.base, main_#t~mem231.offset, main_#t~mem235.base, main_#t~mem235.offset, main_#t~mem236.base, main_#t~mem236.offset, main_#t~mem237.base, main_#t~mem237.offset, main_#t~mem238.base, main_#t~mem238.offset, main_#t~mem241, main_#t~mem239.base, main_#t~mem239.offset, main_#t~mem240, main_#t~mem242.base, main_#t~mem242.offset, main_#t~mem243, main_#t~pre244, main_#t~mem245.base, main_#t~mem245.offset, main_#t~mem246, main_#t~mem247.base, main_#t~mem247.offset, main_#t~mem248, main_#t~post249, main_#t~mem253, main_#t~mem251, main_#t~mem250.base, main_#t~mem250.offset, main_#t~mem252, main_#t~mem254, main_#t~post255, main_#t~mem256.base, main_#t~mem256.offset, main_#t~mem257.base, main_#t~mem257.offset, main_#t~mem258.base, main_#t~mem258.offset, main_#t~post232, main_#t~mem233.base, main_#t~mem233.offset, main_#t~mem234, main_#t~mem259.base, main_#t~mem259.offset, main_#t~mem260.base, main_#t~mem260.offset, main_#t~mem261.base, main_#t~mem261.offset, main_#t~mem262, main_#t~mem263.base, main_#t~mem263.offset, main_#t~mem264, main_#t~post265, main_#t~mem266.base, main_#t~mem266.offset, main_#t~mem267.base, main_#t~mem267.offset, main_#t~mem268.base, main_#t~mem268.offset, main_#t~mem269.base, main_#t~mem269.offset, main_#t~mem272, main_#t~mem270.base, main_#t~mem270.offset, main_#t~mem271, main_#t~ite275, main_#t~mem273.base, main_#t~mem273.offset, main_#t~mem274, main_#t~mem276.base, main_#t~mem276.offset, main_#t~mem277, main_#t~mem278.base, main_#t~mem278.offset, main_~_he_bkt~1, main_~_he_bkt_i~1, main_~_he_thh~1.base, main_~_he_thh~1.offset, main_~_he_hh_nxt~1.base, main_~_he_hh_nxt~1.offset, main_~#_he_new_buckets~1.base, main_~#_he_new_buckets~1.offset, main_~_he_newbkt~1.base, main_~_he_newbkt~1.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, main_~_ha_bkt~1, main_~_ha_hashv~1, main_#t~mem7, main_#t~post8, main_#t~mem9, main_#t~mem280, main_#t~mem279, main_#t~mem281, main_#t~mem282, main_#t~mem284, main_#t~mem283, main_#t~mem285, main_#t~mem286, main_#t~mem288, main_#t~mem287, main_#t~mem289, main_#t~mem290, main_#t~switch291, main_#t~mem292, main_#t~mem293, main_#t~mem294, main_#t~mem295, main_#t~mem296, main_#t~mem297, main_#t~mem298, main_#t~mem299, main_#t~mem300, main_#t~mem301, main_#t~mem302, main_~_hj_i~2, main_~_hj_j~2, main_~_hj_k~2, main_~_hj_key~2.base, main_~_hj_key~2.offset, main_#t~mem303.base, main_#t~mem303.offset, main_#t~mem304, main_#t~mem305.base, main_#t~mem305.offset, main_#t~mem306.base, main_#t~mem306.offset, main_#t~mem307.base, main_#t~mem307.offset, main_#t~mem308.base, main_#t~mem308.offset, main_#t~mem309.base, main_#t~mem309.offset, main_#t~mem310.base, main_#t~mem310.offset, main_#t~mem311.base, main_#t~mem311.offset, main_#t~mem312, main_#t~mem313, main_#t~mem314, main_#t~short315, main_#t~mem316.base, main_#t~mem316.offset, main_#t~ret317, main_#t~mem318.base, main_#t~mem318.offset, main_#t~mem319.base, main_#t~mem319.offset, main_#t~mem320.base, main_#t~mem320.offset, main_#t~mem321, main_~_hf_bkt~0, main_~_hf_hashv~0, main_#t~mem322, main_#t~mem324, main_#t~mem323, main_#t~mem325, main_#t~mem326, main_#t~mem328, main_#t~mem327, main_#t~mem329, main_#t~mem330, main_#t~mem332, main_#t~mem331, main_#t~mem333, main_#t~mem334, main_#t~switch335, main_#t~mem336, main_#t~mem337, main_#t~mem338, main_#t~mem339, main_#t~mem340, main_#t~mem341, main_#t~mem342, main_#t~mem343, main_#t~mem344, main_#t~mem345, main_#t~mem346, main_~_hj_i~3, main_~_hj_j~3, main_~_hj_k~3, main_~_hj_key~3.base, main_~_hj_key~3.offset, main_#t~mem347.base, main_#t~mem347.offset, main_#t~mem348, main_#t~mem349.base, main_#t~mem349.offset, main_#t~mem350.base, main_#t~mem350.offset, main_#t~mem351.base, main_#t~mem351.offset, main_#t~mem352.base, main_#t~mem352.offset, main_#t~mem353.base, main_#t~mem353.offset, main_#t~mem354.base, main_#t~mem354.offset, main_#t~mem355.base, main_#t~mem355.offset, main_#t~mem356, main_#t~mem357, main_#t~mem358, main_#t~short359, main_#t~mem360.base, main_#t~mem360.offset, main_#t~ret361, main_#t~mem362.base, main_#t~mem362.offset, main_#t~mem363.base, main_#t~mem363.offset, main_#t~mem364.base, main_#t~mem364.offset, main_#t~mem365, main_~_hf_bkt~1, main_~_hf_hashv~1, main_#t~mem366, main_#t~mem368, main_#t~mem367, main_#t~mem369, main_#t~mem370, main_#t~mem372, main_#t~mem371, main_#t~mem373, main_#t~mem374, main_#t~mem376, main_#t~mem375, main_#t~mem377, main_#t~mem378, main_#t~switch379, main_#t~mem380, main_#t~mem381, main_#t~mem382, main_#t~mem383, main_#t~mem384, main_#t~mem385, main_#t~mem386, main_#t~mem387, main_#t~mem388, main_#t~mem389, main_#t~mem390, main_~_hj_i~4, main_~_hj_j~4, main_~_hj_k~4, main_~_hj_key~4.base, main_~_hj_key~4.offset, main_#t~mem391.base, main_#t~mem391.offset, main_#t~mem392, main_#t~mem393.base, main_#t~mem393.offset, main_#t~mem394.base, main_#t~mem394.offset, main_#t~mem395.base, main_#t~mem395.offset, main_#t~mem396.base, main_#t~mem396.offset, main_#t~mem397.base, main_#t~mem397.offset, main_#t~mem398.base, main_#t~mem398.offset, main_#t~mem399.base, main_#t~mem399.offset, main_#t~mem400, main_#t~mem401, main_#t~mem402, main_#t~short403, main_#t~mem404.base, main_#t~mem404.offset, main_#t~ret405, main_#t~mem406.base, main_#t~mem406.offset, main_#t~mem407.base, main_#t~mem407.offset, main_#t~mem408.base, main_#t~mem408.offset, main_#t~mem409, main_~_hf_bkt~2, main_~_hf_hashv~2, main_#t~mem410, main_#t~mem412, main_#t~mem411, main_#t~mem413, main_#t~mem414, main_#t~mem416, main_#t~mem415, main_#t~mem417, main_#t~mem418, main_#t~mem420, main_#t~mem419, main_#t~mem421, main_#t~mem422, main_#t~switch423, main_#t~mem424, main_#t~mem425, main_#t~mem426, main_#t~mem427, main_#t~mem428, main_#t~mem429, main_#t~mem430, main_#t~mem431, main_#t~mem432, main_#t~mem433, main_#t~mem434, main_~_hj_i~5, main_~_hj_j~5, main_~_hj_k~5, main_~_hj_key~5.base, main_~_hj_key~5.offset, main_#t~mem435.base, main_#t~mem435.offset, main_#t~mem436, main_#t~mem437.base, main_#t~mem437.offset, main_#t~mem438.base, main_#t~mem438.offset, main_#t~mem439.base, main_#t~mem439.offset, main_#t~mem440.base, main_#t~mem440.offset, main_#t~mem441.base, main_#t~mem441.offset, main_#t~mem442.base, main_#t~mem442.offset, main_#t~mem443.base, main_#t~mem443.offset, main_#t~mem444, main_#t~mem445, main_#t~mem446, main_#t~short447, main_#t~mem448.base, main_#t~mem448.offset, main_#t~ret449, main_#t~mem450.base, main_#t~mem450.offset, main_#t~mem451.base, main_#t~mem451.offset, main_#t~mem452.base, main_#t~mem452.offset, main_#t~mem453, main_~_hf_bkt~3, main_~_hf_hashv~3, main_#t~mem454, main_~#i~0.base, main_~#i~0.offset, main_~user~0.base, main_~user~0.offset, main_~tmp~0.base, main_~tmp~0.offset, main_~users~0.base, main_~users~0.offset, main_~altusers~0.base, main_~altusers~0.offset;call main_~#i~0.base, main_~#i~0.offset := #Ultimate.allocOnStack(4);havoc main_~user~0.base, main_~user~0.offset;havoc main_~tmp~0.base, main_~tmp~0.offset;main_~users~0.base, main_~users~0.offset := 0, 0;main_~altusers~0.base, main_~altusers~0.offset := 0, 0;call write~int(0, main_~#i~0.base, main_~#i~0.offset, 4); 237#L733-4true [2021-11-07 08:00:17,902 INFO L793 eck$LassoCheckResult]: Loop: 237#L733-4true call main_#t~mem9 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 3#L733-1true assume !!(main_#t~mem9 < 1000);havoc main_#t~mem9;call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnHeap(72);main_~user~0.base, main_~user~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;havoc main_#t~malloc10.base, main_#t~malloc10.offset; 438#L735true assume main_~user~0.base == 0 && main_~user~0.offset == 0;assume false; 94#L735-2true call main_#t~mem11 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem11, main_~user~0.base, main_~user~0.offset, 4);havoc main_#t~mem11;call main_#t~mem12 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call main_#t~mem13 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem12 * main_#t~mem13, main_~user~0.base, 4 + main_~user~0.offset, 4);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 380#L740true assume !(main_#t~mem14 < 10);havoc main_#t~mem14; 56#L743-123true assume !true; 58#L733-3true call main_#t~mem7 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);main_#t~post8 := main_#t~mem7;call write~int(1 + main_#t~post8, main_~#i~0.base, main_~#i~0.offset, 4);havoc main_#t~mem7;havoc main_#t~post8; 237#L733-4true [2021-11-07 08:00:17,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:17,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2021-11-07 08:00:17,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:17,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708423359] [2021-11-07 08:00:17,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:17,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:18,054 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:00:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:18,132 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:00:18,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:18,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1529483753, now seen corresponding path program 1 times [2021-11-07 08:00:18,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:18,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693674550] [2021-11-07 08:00:18,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:18,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:00:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:00:18,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:00:18,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693674550] [2021-11-07 08:00:18,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693674550] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:00:18,233 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:00:18,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 08:00:18,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486550699] [2021-11-07 08:00:18,239 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-07 08:00:18,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 08:00:18,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 08:00:18,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 08:00:18,261 INFO L87 Difference]: Start difference. First operand has 443 states, 435 states have (on average 1.728735632183908) internal successors, (752), 435 states have internal predecessors, (752), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-11-07 08:00:18,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:00:18,295 INFO L93 Difference]: Finished difference Result 443 states and 590 transitions. [2021-11-07 08:00:18,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 08:00:18,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 443 states and 590 transitions. [2021-11-07 08:00:18,306 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 221 [2021-11-07 08:00:18,319 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 443 states to 426 states and 567 transitions. [2021-11-07 08:00:18,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 426 [2021-11-07 08:00:18,322 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 426 [2021-11-07 08:00:18,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 426 states and 567 transitions. [2021-11-07 08:00:18,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:00:18,328 INFO L681 BuchiCegarLoop]: Abstraction has 426 states and 567 transitions. [2021-11-07 08:00:18,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states and 567 transitions. [2021-11-07 08:00:18,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2021-11-07 08:00:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 419 states have (on average 1.324582338902148) internal successors, (555), 418 states have internal predecessors, (555), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-07 08:00:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 567 transitions. [2021-11-07 08:00:18,390 INFO L704 BuchiCegarLoop]: Abstraction has 426 states and 567 transitions. [2021-11-07 08:00:18,390 INFO L587 BuchiCegarLoop]: Abstraction has 426 states and 567 transitions. [2021-11-07 08:00:18,391 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-07 08:00:18,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 426 states and 567 transitions. [2021-11-07 08:00:18,397 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 221 [2021-11-07 08:00:18,397 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:00:18,397 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:00:18,399 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-07 08:00:18,399 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:00:18,399 INFO L791 eck$LassoCheckResult]: Stem: 1319#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string2.base, #t~string2.offset, 1);call write~init~int(0, #t~string2.base, 1 + #t~string2.offset, 1);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(22);~count_int_int~0 := 0; 1309#L-1 havoc main_#res;havoc main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~mem14, main_#t~mem16, main_#t~mem15, main_#t~mem17, main_#t~mem18, main_#t~mem20, main_#t~mem19, main_#t~mem21, main_#t~mem22, main_#t~mem24, main_#t~mem23, main_#t~mem25, main_#t~mem26, main_#t~switch27, main_#t~mem28, main_#t~mem29, main_#t~mem30, main_#t~mem31, main_#t~mem32, main_#t~mem33, main_#t~mem34, main_#t~mem35, main_#t~mem36, main_#t~mem37, main_#t~mem38, main_~_hj_i~0, main_~_hj_j~0, main_~_hj_k~0, main_~_hj_key~0.base, main_~_hj_key~0.offset, main_#t~malloc39.base, main_#t~malloc39.offset, main_#t~mem40.base, main_#t~mem40.offset, main_#t~mem41.base, main_#t~mem41.offset, main_#t~memset~res42.base, main_#t~memset~res42.offset, main_#t~mem43.base, main_#t~mem43.offset, main_#t~mem44.base, main_#t~mem44.offset, main_#t~mem45.base, main_#t~mem45.offset, main_#t~mem46.base, main_#t~mem46.offset, main_#t~mem47.base, main_#t~mem47.offset, main_#t~malloc48.base, main_#t~malloc48.offset, main_#t~mem49.base, main_#t~mem49.offset, main_#t~mem50.base, main_#t~mem50.offset, main_#t~mem51.base, main_#t~mem51.offset, main_#t~mem52.base, main_#t~mem52.offset, main_#t~mem53.base, main_#t~mem53.offset, main_#t~mem54.base, main_#t~mem54.offset, main_#t~memset~res55.base, main_#t~memset~res55.offset, main_#t~mem56.base, main_#t~mem56.offset, main_#t~mem57.base, main_#t~mem57.offset, main_#t~mem58.base, main_#t~mem58.offset, main_#t~mem59.base, main_#t~mem59.offset, main_#t~mem60, main_#t~mem61.base, main_#t~mem61.offset, main_#t~mem62.base, main_#t~mem62.offset, main_#t~mem63.base, main_#t~mem63.offset, main_#t~mem64.base, main_#t~mem64.offset, main_#t~mem65, main_#t~post66, main_#t~mem67.base, main_#t~mem67.offset, main_#t~mem68, main_#t~mem69.base, main_#t~mem69.offset, main_#t~mem70.base, main_#t~mem70.offset, main_#t~mem71, main_#t~post72, main_#t~mem73.base, main_#t~mem73.offset, main_#t~mem74.base, main_#t~mem74.offset, main_#t~mem75.base, main_#t~mem75.offset, main_#t~mem77, main_#t~mem76, main_#t~mem78.base, main_#t~mem78.offset, main_#t~mem79, main_#t~short80, main_#t~mem81.base, main_#t~mem81.offset, main_#t~mem82, main_#t~malloc83.base, main_#t~malloc83.offset, main_#t~mem84.base, main_#t~mem84.offset, main_#t~mem85.base, main_#t~mem85.offset, main_#t~mem86.base, main_#t~mem86.offset, main_#t~mem87, main_#t~memset~res88.base, main_#t~memset~res88.offset, main_#t~mem89.base, main_#t~mem89.offset, main_#t~mem90.base, main_#t~mem90.offset, main_#t~mem93, main_#t~mem91.base, main_#t~mem91.offset, main_#t~mem92, main_#t~mem94.base, main_#t~mem94.offset, main_#t~mem97, main_#t~mem95.base, main_#t~mem95.offset, main_#t~mem96, main_#t~ite98, main_#t~mem99.base, main_#t~mem99.offset, main_#t~mem103.base, main_#t~mem103.offset, main_#t~mem104.base, main_#t~mem104.offset, main_#t~mem105.base, main_#t~mem105.offset, main_#t~mem106.base, main_#t~mem106.offset, main_#t~mem109, main_#t~mem107.base, main_#t~mem107.offset, main_#t~mem108, main_#t~mem110.base, main_#t~mem110.offset, main_#t~mem111, main_#t~pre112, main_#t~mem113.base, main_#t~mem113.offset, main_#t~mem114, main_#t~mem115.base, main_#t~mem115.offset, main_#t~mem116, main_#t~post117, main_#t~mem121, main_#t~mem119, main_#t~mem118.base, main_#t~mem118.offset, main_#t~mem120, main_#t~mem122, main_#t~post123, main_#t~mem124.base, main_#t~mem124.offset, main_#t~mem125.base, main_#t~mem125.offset, main_#t~mem126.base, main_#t~mem126.offset, main_#t~post100, main_#t~mem101.base, main_#t~mem101.offset, main_#t~mem102, main_#t~mem127.base, main_#t~mem127.offset, main_#t~mem128.base, main_#t~mem128.offset, main_#t~mem129.base, main_#t~mem129.offset, main_#t~mem130, main_#t~mem131.base, main_#t~mem131.offset, main_#t~mem132, main_#t~post133, main_#t~mem134.base, main_#t~mem134.offset, main_#t~mem135.base, main_#t~mem135.offset, main_#t~mem136.base, main_#t~mem136.offset, main_#t~mem137.base, main_#t~mem137.offset, main_#t~mem140, main_#t~mem138.base, main_#t~mem138.offset, main_#t~mem139, main_#t~ite143, main_#t~mem141.base, main_#t~mem141.offset, main_#t~mem142, main_#t~mem144.base, main_#t~mem144.offset, main_#t~mem145, main_#t~mem146.base, main_#t~mem146.offset, main_~_he_bkt~0, main_~_he_bkt_i~0, main_~_he_thh~0.base, main_~_he_thh~0.offset, main_~_he_hh_nxt~0.base, main_~_he_hh_nxt~0.offset, main_~#_he_new_buckets~0.base, main_~#_he_new_buckets~0.offset, main_~_he_newbkt~0.base, main_~_he_newbkt~0.offset, main_~_ha_head~0.base, main_~_ha_head~0.offset, main_~_ha_bkt~0, main_~_ha_hashv~0, main_#t~mem148, main_#t~mem147, main_#t~mem149, main_#t~mem150, main_#t~mem152, main_#t~mem151, main_#t~mem153, main_#t~mem154, main_#t~mem156, main_#t~mem155, main_#t~mem157, main_#t~mem158, main_#t~switch159, main_#t~mem160, main_#t~mem161, main_#t~mem162, main_#t~mem163, main_#t~mem164, main_#t~mem165, main_#t~mem166, main_#t~mem167, main_#t~mem168, main_#t~mem169, main_#t~mem170, main_~_hj_i~1, main_~_hj_j~1, main_~_hj_k~1, main_~_hj_key~1.base, main_~_hj_key~1.offset, main_#t~malloc171.base, main_#t~malloc171.offset, main_#t~mem172.base, main_#t~mem172.offset, main_#t~mem173.base, main_#t~mem173.offset, main_#t~memset~res174.base, main_#t~memset~res174.offset, main_#t~mem175.base, main_#t~mem175.offset, main_#t~mem176.base, main_#t~mem176.offset, main_#t~mem177.base, main_#t~mem177.offset, main_#t~mem178.base, main_#t~mem178.offset, main_#t~mem179.base, main_#t~mem179.offset, main_#t~malloc180.base, main_#t~malloc180.offset, main_#t~mem181.base, main_#t~mem181.offset, main_#t~mem182.base, main_#t~mem182.offset, main_#t~mem183.base, main_#t~mem183.offset, main_#t~mem184.base, main_#t~mem184.offset, main_#t~mem185.base, main_#t~mem185.offset, main_#t~mem186.base, main_#t~mem186.offset, main_#t~memset~res187.base, main_#t~memset~res187.offset, main_#t~mem188.base, main_#t~mem188.offset, main_#t~mem189.base, main_#t~mem189.offset, main_#t~mem190.base, main_#t~mem190.offset, main_#t~mem191.base, main_#t~mem191.offset, main_#t~mem192, main_#t~mem193.base, main_#t~mem193.offset, main_#t~mem194.base, main_#t~mem194.offset, main_#t~mem195.base, main_#t~mem195.offset, main_#t~mem196.base, main_#t~mem196.offset, main_#t~mem197, main_#t~post198, main_#t~mem199.base, main_#t~mem199.offset, main_#t~mem200, main_#t~mem201.base, main_#t~mem201.offset, main_#t~mem202.base, main_#t~mem202.offset, main_#t~mem203, main_#t~post204, main_#t~mem205.base, main_#t~mem205.offset, main_#t~mem206.base, main_#t~mem206.offset, main_#t~mem207.base, main_#t~mem207.offset, main_#t~mem209, main_#t~mem208, main_#t~mem210.base, main_#t~mem210.offset, main_#t~mem211, main_#t~short212, main_#t~mem213.base, main_#t~mem213.offset, main_#t~mem214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~mem216.base, main_#t~mem216.offset, main_#t~mem217.base, main_#t~mem217.offset, main_#t~mem218.base, main_#t~mem218.offset, main_#t~mem219, main_#t~memset~res220.base, main_#t~memset~res220.offset, main_#t~mem221.base, main_#t~mem221.offset, main_#t~mem222.base, main_#t~mem222.offset, main_#t~mem225, main_#t~mem223.base, main_#t~mem223.offset, main_#t~mem224, main_#t~mem226.base, main_#t~mem226.offset, main_#t~mem229, main_#t~mem227.base, main_#t~mem227.offset, main_#t~mem228, main_#t~ite230, main_#t~mem231.base, main_#t~mem231.offset, main_#t~mem235.base, main_#t~mem235.offset, main_#t~mem236.base, main_#t~mem236.offset, main_#t~mem237.base, main_#t~mem237.offset, main_#t~mem238.base, main_#t~mem238.offset, main_#t~mem241, main_#t~mem239.base, main_#t~mem239.offset, main_#t~mem240, main_#t~mem242.base, main_#t~mem242.offset, main_#t~mem243, main_#t~pre244, main_#t~mem245.base, main_#t~mem245.offset, main_#t~mem246, main_#t~mem247.base, main_#t~mem247.offset, main_#t~mem248, main_#t~post249, main_#t~mem253, main_#t~mem251, main_#t~mem250.base, main_#t~mem250.offset, main_#t~mem252, main_#t~mem254, main_#t~post255, main_#t~mem256.base, main_#t~mem256.offset, main_#t~mem257.base, main_#t~mem257.offset, main_#t~mem258.base, main_#t~mem258.offset, main_#t~post232, main_#t~mem233.base, main_#t~mem233.offset, main_#t~mem234, main_#t~mem259.base, main_#t~mem259.offset, main_#t~mem260.base, main_#t~mem260.offset, main_#t~mem261.base, main_#t~mem261.offset, main_#t~mem262, main_#t~mem263.base, main_#t~mem263.offset, main_#t~mem264, main_#t~post265, main_#t~mem266.base, main_#t~mem266.offset, main_#t~mem267.base, main_#t~mem267.offset, main_#t~mem268.base, main_#t~mem268.offset, main_#t~mem269.base, main_#t~mem269.offset, main_#t~mem272, main_#t~mem270.base, main_#t~mem270.offset, main_#t~mem271, main_#t~ite275, main_#t~mem273.base, main_#t~mem273.offset, main_#t~mem274, main_#t~mem276.base, main_#t~mem276.offset, main_#t~mem277, main_#t~mem278.base, main_#t~mem278.offset, main_~_he_bkt~1, main_~_he_bkt_i~1, main_~_he_thh~1.base, main_~_he_thh~1.offset, main_~_he_hh_nxt~1.base, main_~_he_hh_nxt~1.offset, main_~#_he_new_buckets~1.base, main_~#_he_new_buckets~1.offset, main_~_he_newbkt~1.base, main_~_he_newbkt~1.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, main_~_ha_bkt~1, main_~_ha_hashv~1, main_#t~mem7, main_#t~post8, main_#t~mem9, main_#t~mem280, main_#t~mem279, main_#t~mem281, main_#t~mem282, main_#t~mem284, main_#t~mem283, main_#t~mem285, main_#t~mem286, main_#t~mem288, main_#t~mem287, main_#t~mem289, main_#t~mem290, main_#t~switch291, main_#t~mem292, main_#t~mem293, main_#t~mem294, main_#t~mem295, main_#t~mem296, main_#t~mem297, main_#t~mem298, main_#t~mem299, main_#t~mem300, main_#t~mem301, main_#t~mem302, main_~_hj_i~2, main_~_hj_j~2, main_~_hj_k~2, main_~_hj_key~2.base, main_~_hj_key~2.offset, main_#t~mem303.base, main_#t~mem303.offset, main_#t~mem304, main_#t~mem305.base, main_#t~mem305.offset, main_#t~mem306.base, main_#t~mem306.offset, main_#t~mem307.base, main_#t~mem307.offset, main_#t~mem308.base, main_#t~mem308.offset, main_#t~mem309.base, main_#t~mem309.offset, main_#t~mem310.base, main_#t~mem310.offset, main_#t~mem311.base, main_#t~mem311.offset, main_#t~mem312, main_#t~mem313, main_#t~mem314, main_#t~short315, main_#t~mem316.base, main_#t~mem316.offset, main_#t~ret317, main_#t~mem318.base, main_#t~mem318.offset, main_#t~mem319.base, main_#t~mem319.offset, main_#t~mem320.base, main_#t~mem320.offset, main_#t~mem321, main_~_hf_bkt~0, main_~_hf_hashv~0, main_#t~mem322, main_#t~mem324, main_#t~mem323, main_#t~mem325, main_#t~mem326, main_#t~mem328, main_#t~mem327, main_#t~mem329, main_#t~mem330, main_#t~mem332, main_#t~mem331, main_#t~mem333, main_#t~mem334, main_#t~switch335, main_#t~mem336, main_#t~mem337, main_#t~mem338, main_#t~mem339, main_#t~mem340, main_#t~mem341, main_#t~mem342, main_#t~mem343, main_#t~mem344, main_#t~mem345, main_#t~mem346, main_~_hj_i~3, main_~_hj_j~3, main_~_hj_k~3, main_~_hj_key~3.base, main_~_hj_key~3.offset, main_#t~mem347.base, main_#t~mem347.offset, main_#t~mem348, main_#t~mem349.base, main_#t~mem349.offset, main_#t~mem350.base, main_#t~mem350.offset, main_#t~mem351.base, main_#t~mem351.offset, main_#t~mem352.base, main_#t~mem352.offset, main_#t~mem353.base, main_#t~mem353.offset, main_#t~mem354.base, main_#t~mem354.offset, main_#t~mem355.base, main_#t~mem355.offset, main_#t~mem356, main_#t~mem357, main_#t~mem358, main_#t~short359, main_#t~mem360.base, main_#t~mem360.offset, main_#t~ret361, main_#t~mem362.base, main_#t~mem362.offset, main_#t~mem363.base, main_#t~mem363.offset, main_#t~mem364.base, main_#t~mem364.offset, main_#t~mem365, main_~_hf_bkt~1, main_~_hf_hashv~1, main_#t~mem366, main_#t~mem368, main_#t~mem367, main_#t~mem369, main_#t~mem370, main_#t~mem372, main_#t~mem371, main_#t~mem373, main_#t~mem374, main_#t~mem376, main_#t~mem375, main_#t~mem377, main_#t~mem378, main_#t~switch379, main_#t~mem380, main_#t~mem381, main_#t~mem382, main_#t~mem383, main_#t~mem384, main_#t~mem385, main_#t~mem386, main_#t~mem387, main_#t~mem388, main_#t~mem389, main_#t~mem390, main_~_hj_i~4, main_~_hj_j~4, main_~_hj_k~4, main_~_hj_key~4.base, main_~_hj_key~4.offset, main_#t~mem391.base, main_#t~mem391.offset, main_#t~mem392, main_#t~mem393.base, main_#t~mem393.offset, main_#t~mem394.base, main_#t~mem394.offset, main_#t~mem395.base, main_#t~mem395.offset, main_#t~mem396.base, main_#t~mem396.offset, main_#t~mem397.base, main_#t~mem397.offset, main_#t~mem398.base, main_#t~mem398.offset, main_#t~mem399.base, main_#t~mem399.offset, main_#t~mem400, main_#t~mem401, main_#t~mem402, main_#t~short403, main_#t~mem404.base, main_#t~mem404.offset, main_#t~ret405, main_#t~mem406.base, main_#t~mem406.offset, main_#t~mem407.base, main_#t~mem407.offset, main_#t~mem408.base, main_#t~mem408.offset, main_#t~mem409, main_~_hf_bkt~2, main_~_hf_hashv~2, main_#t~mem410, main_#t~mem412, main_#t~mem411, main_#t~mem413, main_#t~mem414, main_#t~mem416, main_#t~mem415, main_#t~mem417, main_#t~mem418, main_#t~mem420, main_#t~mem419, main_#t~mem421, main_#t~mem422, main_#t~switch423, main_#t~mem424, main_#t~mem425, main_#t~mem426, main_#t~mem427, main_#t~mem428, main_#t~mem429, main_#t~mem430, main_#t~mem431, main_#t~mem432, main_#t~mem433, main_#t~mem434, main_~_hj_i~5, main_~_hj_j~5, main_~_hj_k~5, main_~_hj_key~5.base, main_~_hj_key~5.offset, main_#t~mem435.base, main_#t~mem435.offset, main_#t~mem436, main_#t~mem437.base, main_#t~mem437.offset, main_#t~mem438.base, main_#t~mem438.offset, main_#t~mem439.base, main_#t~mem439.offset, main_#t~mem440.base, main_#t~mem440.offset, main_#t~mem441.base, main_#t~mem441.offset, main_#t~mem442.base, main_#t~mem442.offset, main_#t~mem443.base, main_#t~mem443.offset, main_#t~mem444, main_#t~mem445, main_#t~mem446, main_#t~short447, main_#t~mem448.base, main_#t~mem448.offset, main_#t~ret449, main_#t~mem450.base, main_#t~mem450.offset, main_#t~mem451.base, main_#t~mem451.offset, main_#t~mem452.base, main_#t~mem452.offset, main_#t~mem453, main_~_hf_bkt~3, main_~_hf_hashv~3, main_#t~mem454, main_~#i~0.base, main_~#i~0.offset, main_~user~0.base, main_~user~0.offset, main_~tmp~0.base, main_~tmp~0.offset, main_~users~0.base, main_~users~0.offset, main_~altusers~0.base, main_~altusers~0.offset;call main_~#i~0.base, main_~#i~0.offset := #Ultimate.allocOnStack(4);havoc main_~user~0.base, main_~user~0.offset;havoc main_~tmp~0.base, main_~tmp~0.offset;main_~users~0.base, main_~users~0.offset := 0, 0;main_~altusers~0.base, main_~altusers~0.offset := 0, 0;call write~int(0, main_~#i~0.base, main_~#i~0.offset, 4); 1008#L733-4 [2021-11-07 08:00:18,401 INFO L793 eck$LassoCheckResult]: Loop: 1008#L733-4 call main_#t~mem9 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 894#L733-1 assume !!(main_#t~mem9 < 1000);havoc main_#t~mem9;call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnHeap(72);main_~user~0.base, main_~user~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;havoc main_#t~malloc10.base, main_#t~malloc10.offset; 896#L735 assume !(main_~user~0.base == 0 && main_~user~0.offset == 0); 1072#L735-2 call main_#t~mem11 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem11, main_~user~0.base, main_~user~0.offset, 4);havoc main_#t~mem11;call main_#t~mem12 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call main_#t~mem13 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem12 * main_#t~mem13, main_~user~0.base, 4 + main_~user~0.offset, 4);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 1073#L740 assume !(main_#t~mem14 < 10);havoc main_#t~mem14; 1004#L743-123 havoc main_~_ha_hashv~1; 1005#L743-48 goto; 942#L743-46 havoc main_~_hj_i~1;havoc main_~_hj_j~1;havoc main_~_hj_k~1;main_~_hj_key~1.base, main_~_hj_key~1.offset := main_~user~0.base, main_~user~0.offset;main_~_ha_hashv~1 := 4276993775;main_~_hj_j~1 := 2654435769;main_~_hj_i~1 := main_~_hj_j~1;main_~_hj_k~1 := 4; 943#L743-7 assume !(main_~_hj_k~1 % 4294967296 >= 12); 1017#L743-8 main_~_ha_hashv~1 := 4 + main_~_ha_hashv~1;main_#t~switch159 := 11 == main_~_hj_k~1; 1018#L743-9 assume main_#t~switch159;call main_#t~mem160 := read~int(main_~_hj_key~1.base, 10 + main_~_hj_key~1.offset, 1);main_~_ha_hashv~1 := main_~_ha_hashv~1 + 16777216 * (main_#t~mem160 % 256);havoc main_#t~mem160; 1295#L743-11 main_#t~switch159 := main_#t~switch159 || 10 == main_~_hj_k~1; 1125#L743-12 assume !main_#t~switch159; 1126#L743-14 main_#t~switch159 := main_#t~switch159 || 9 == main_~_hj_k~1; 1176#L743-15 assume main_#t~switch159;call main_#t~mem162 := read~int(main_~_hj_key~1.base, 8 + main_~_hj_key~1.offset, 1);main_~_ha_hashv~1 := main_~_ha_hashv~1 + 256 * (main_#t~mem162 % 256);havoc main_#t~mem162; 1214#L743-17 main_#t~switch159 := main_#t~switch159 || 8 == main_~_hj_k~1; 1215#L743-18 assume main_#t~switch159;call main_#t~mem163 := read~int(main_~_hj_key~1.base, 7 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + 16777216 * (main_#t~mem163 % 256);havoc main_#t~mem163; 1183#L743-20 main_#t~switch159 := main_#t~switch159 || 7 == main_~_hj_k~1; 1184#L743-21 assume main_#t~switch159;call main_#t~mem164 := read~int(main_~_hj_key~1.base, 6 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + 65536 * (main_#t~mem164 % 256);havoc main_#t~mem164; 1131#L743-23 main_#t~switch159 := main_#t~switch159 || 6 == main_~_hj_k~1; 1132#L743-24 assume main_#t~switch159;call main_#t~mem165 := read~int(main_~_hj_key~1.base, 5 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + 256 * (main_#t~mem165 % 256);havoc main_#t~mem165; 1249#L743-26 main_#t~switch159 := main_#t~switch159 || 5 == main_~_hj_k~1; 1127#L743-27 assume main_#t~switch159;call main_#t~mem166 := read~int(main_~_hj_key~1.base, 4 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + main_#t~mem166 % 256;havoc main_#t~mem166; 1128#L743-29 main_#t~switch159 := main_#t~switch159 || 4 == main_~_hj_k~1; 922#L743-30 assume main_#t~switch159;call main_#t~mem167 := read~int(main_~_hj_key~1.base, 3 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 16777216 * (main_#t~mem167 % 256);havoc main_#t~mem167; 923#L743-32 main_#t~switch159 := main_#t~switch159 || 3 == main_~_hj_k~1; 1092#L743-33 assume !main_#t~switch159; 1279#L743-35 main_#t~switch159 := main_#t~switch159 || 2 == main_~_hj_k~1; 1199#L743-36 assume main_#t~switch159;call main_#t~mem169 := read~int(main_~_hj_key~1.base, 1 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 256 * (main_#t~mem169 % 256);havoc main_#t~mem169; 1200#L743-38 main_#t~switch159 := main_#t~switch159 || 1 == main_~_hj_k~1; 1116#L743-39 assume main_#t~switch159;call main_#t~mem170 := read~int(main_~_hj_key~1.base, main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + main_#t~mem170 % 256;havoc main_#t~mem170; 1117#L743-41 havoc main_#t~switch159; 1229#L743-44 main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 8192);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 256 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 8192);main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 4096);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 65536 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 32);main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 8);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 1024 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 32768); 1230#L743-43 goto; 1251#L743-45 goto; 975#L743-47 goto; 968#L743-121 call write~int(main_~_ha_hashv~1, main_~user~0.base, 68 + main_~user~0.offset, 4);call write~$Pointer$(main_~user~0.base, main_~user~0.offset, main_~user~0.base, 60 + main_~user~0.offset, 4);call write~int(4, main_~user~0.base, 64 + main_~user~0.offset, 4); 969#L743-50 assume !(main_~altusers~0.base == 0 && main_~altusers~0.offset == 0);call main_#t~mem188.base, main_#t~mem188.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call write~$Pointer$(main_#t~mem188.base, main_#t~mem188.offset, main_~user~0.base, 40 + main_~user~0.offset, 4);havoc main_#t~mem188.base, main_#t~mem188.offset; 1187#L743-66 call write~$Pointer$(0, 0, main_~user~0.base, 48 + main_~user~0.offset, 4);call main_#t~mem189.base, main_#t~mem189.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem190.base, main_#t~mem190.offset := read~$Pointer$(main_#t~mem189.base, 16 + main_#t~mem189.offset, 4);call main_#t~mem191.base, main_#t~mem191.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem192 := read~int(main_#t~mem191.base, 20 + main_#t~mem191.offset, 4);call write~$Pointer$(main_#t~mem190.base, main_#t~mem190.offset - main_#t~mem192, main_~user~0.base, 44 + main_~user~0.offset, 4);havoc main_#t~mem189.base, main_#t~mem189.offset;havoc main_#t~mem190.base, main_#t~mem190.offset;havoc main_#t~mem191.base, main_#t~mem191.offset;havoc main_#t~mem192;call main_#t~mem193.base, main_#t~mem193.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem194.base, main_#t~mem194.offset := read~$Pointer$(main_#t~mem193.base, 16 + main_#t~mem193.offset, 4);call write~$Pointer$(main_~user~0.base, main_~user~0.offset, main_#t~mem194.base, 8 + main_#t~mem194.offset, 4);havoc main_#t~mem193.base, main_#t~mem193.offset;havoc main_#t~mem194.base, main_#t~mem194.offset;call main_#t~mem195.base, main_#t~mem195.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call write~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, main_#t~mem195.base, 16 + main_#t~mem195.offset, 4);havoc main_#t~mem195.base, main_#t~mem195.offset; 1188#L743-65 goto; 1000#L743-119 havoc main_~_ha_bkt~1;call main_#t~mem196.base, main_#t~mem196.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem197 := read~int(main_#t~mem196.base, 12 + main_#t~mem196.offset, 4);main_#t~post198 := main_#t~mem197;call write~int(1 + main_#t~post198, main_#t~mem196.base, 12 + main_#t~mem196.offset, 4);havoc main_#t~mem196.base, main_#t~mem196.offset;havoc main_#t~mem197;havoc main_#t~post198; 1001#L743-70 call main_#t~mem199.base, main_#t~mem199.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem200 := read~int(main_#t~mem199.base, 4 + main_#t~mem199.offset, 4);main_~_ha_bkt~1 := ~bitwiseAnd(main_~_ha_hashv~1, main_#t~mem200 - 1);havoc main_#t~mem199.base, main_#t~mem199.offset;havoc main_#t~mem200; 964#L743-69 goto; 965#L743-117 call main_#t~mem201.base, main_#t~mem201.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem202.base, main_#t~mem202.offset := read~$Pointer$(main_#t~mem201.base, main_#t~mem201.offset, 4);main_~_ha_head~1.base, main_~_ha_head~1.offset := main_#t~mem202.base, main_#t~mem202.offset + 12 * (if main_~_ha_bkt~1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~1 % 4294967296 % 4294967296 else main_~_ha_bkt~1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem201.base, main_#t~mem201.offset;havoc main_#t~mem202.base, main_#t~mem202.offset;call main_#t~mem203 := read~int(main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);main_#t~post204 := main_#t~mem203;call write~int(1 + main_#t~post204, main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);havoc main_#t~mem203;havoc main_#t~post204;call main_#t~mem205.base, main_#t~mem205.offset := read~$Pointer$(main_~_ha_head~1.base, main_~_ha_head~1.offset, 4);call write~$Pointer$(main_#t~mem205.base, main_#t~mem205.offset, main_~user~0.base, 56 + main_~user~0.offset, 4);havoc main_#t~mem205.base, main_#t~mem205.offset;call write~$Pointer$(0, 0, main_~user~0.base, 52 + main_~user~0.offset, 4);call main_#t~mem206.base, main_#t~mem206.offset := read~$Pointer$(main_~_ha_head~1.base, main_~_ha_head~1.offset, 4); 1113#L743-72 assume !(main_#t~mem206.base != 0 || main_#t~mem206.offset != 0);havoc main_#t~mem206.base, main_#t~mem206.offset; 1102#L743-74 call write~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, 4);call main_#t~mem209 := read~int(main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);call main_#t~mem208 := read~int(main_~_ha_head~1.base, 8 + main_~_ha_head~1.offset, 4);main_#t~short212 := main_#t~mem209 % 4294967296 >= 10 * (1 + main_#t~mem208) % 4294967296; 1027#L743-75 assume main_#t~short212;call main_#t~mem210.base, main_#t~mem210.offset := read~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, 4);call main_#t~mem211 := read~int(main_#t~mem210.base, 36 + main_#t~mem210.offset, 4);main_#t~short212 := 0 == main_#t~mem211 % 4294967296; 1028#L743-77 assume !main_#t~short212;havoc main_#t~mem209;havoc main_#t~mem208;havoc main_#t~mem210.base, main_#t~mem210.offset;havoc main_#t~mem211;havoc main_#t~short212; 1022#L743-116 goto; 1023#L743-118 goto; 1124#L743-120 goto; 1294#L743-122 goto; 1007#L733-3 call main_#t~mem7 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);main_#t~post8 := main_#t~mem7;call write~int(1 + main_#t~post8, main_~#i~0.base, main_~#i~0.offset, 4);havoc main_#t~mem7;havoc main_#t~post8; 1008#L733-4 [2021-11-07 08:00:18,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:18,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times [2021-11-07 08:00:18,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:18,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642985173] [2021-11-07 08:00:18,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:18,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:18,430 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:00:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:18,471 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:00:18,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:18,472 INFO L85 PathProgramCache]: Analyzing trace with hash 2000398624, now seen corresponding path program 1 times [2021-11-07 08:00:18,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:18,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950823809] [2021-11-07 08:00:18,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:18,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:18,491 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:00:18,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1851344019] [2021-11-07 08:00:18,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:18,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:00:18,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:00:18,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:00:18,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 08:00:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:00:18,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 08:00:18,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:00:18,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:00:18,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:00:18,941 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950823809] [2021-11-07 08:00:18,941 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 08:00:18,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851344019] [2021-11-07 08:00:18,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851344019] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:00:18,943 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:00:18,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 08:00:18,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860502372] [2021-11-07 08:00:18,944 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-07 08:00:18,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 08:00:18,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 08:00:18,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 08:00:18,947 INFO L87 Difference]: Start difference. First operand 426 states and 567 transitions. cyclomatic complexity: 151 Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2021-11-07 08:00:19,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:00:19,084 INFO L93 Difference]: Finished difference Result 447 states and 588 transitions. [2021-11-07 08:00:19,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 08:00:19,085 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 447 states and 588 transitions. [2021-11-07 08:00:19,091 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 242 [2021-11-07 08:00:19,099 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 447 states to 447 states and 588 transitions. [2021-11-07 08:00:19,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 447 [2021-11-07 08:00:19,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 447 [2021-11-07 08:00:19,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 447 states and 588 transitions. [2021-11-07 08:00:19,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:00:19,106 INFO L681 BuchiCegarLoop]: Abstraction has 447 states and 588 transitions. [2021-11-07 08:00:19,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states and 588 transitions. [2021-11-07 08:00:19,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 446. [2021-11-07 08:00:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 439 states have (on average 1.3097949886104783) internal successors, (575), 438 states have internal predecessors, (575), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-07 08:00:19,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 587 transitions. [2021-11-07 08:00:19,144 INFO L704 BuchiCegarLoop]: Abstraction has 446 states and 587 transitions. [2021-11-07 08:00:19,145 INFO L587 BuchiCegarLoop]: Abstraction has 446 states and 587 transitions. [2021-11-07 08:00:19,145 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-07 08:00:19,145 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 446 states and 587 transitions. [2021-11-07 08:00:19,148 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 241 [2021-11-07 08:00:19,148 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:00:19,148 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:00:19,150 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-07 08:00:19,150 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:00:19,150 INFO L791 eck$LassoCheckResult]: Stem: 2361#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string2.base, #t~string2.offset, 1);call write~init~int(0, #t~string2.base, 1 + #t~string2.offset, 1);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(22);~count_int_int~0 := 0; 2351#L-1 havoc main_#res;havoc main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~mem14, main_#t~mem16, main_#t~mem15, main_#t~mem17, main_#t~mem18, main_#t~mem20, main_#t~mem19, main_#t~mem21, main_#t~mem22, main_#t~mem24, main_#t~mem23, main_#t~mem25, main_#t~mem26, main_#t~switch27, main_#t~mem28, main_#t~mem29, main_#t~mem30, main_#t~mem31, main_#t~mem32, main_#t~mem33, main_#t~mem34, main_#t~mem35, main_#t~mem36, main_#t~mem37, main_#t~mem38, main_~_hj_i~0, main_~_hj_j~0, main_~_hj_k~0, main_~_hj_key~0.base, main_~_hj_key~0.offset, main_#t~malloc39.base, main_#t~malloc39.offset, main_#t~mem40.base, main_#t~mem40.offset, main_#t~mem41.base, main_#t~mem41.offset, main_#t~memset~res42.base, main_#t~memset~res42.offset, main_#t~mem43.base, main_#t~mem43.offset, main_#t~mem44.base, main_#t~mem44.offset, main_#t~mem45.base, main_#t~mem45.offset, main_#t~mem46.base, main_#t~mem46.offset, main_#t~mem47.base, main_#t~mem47.offset, main_#t~malloc48.base, main_#t~malloc48.offset, main_#t~mem49.base, main_#t~mem49.offset, main_#t~mem50.base, main_#t~mem50.offset, main_#t~mem51.base, main_#t~mem51.offset, main_#t~mem52.base, main_#t~mem52.offset, main_#t~mem53.base, main_#t~mem53.offset, main_#t~mem54.base, main_#t~mem54.offset, main_#t~memset~res55.base, main_#t~memset~res55.offset, main_#t~mem56.base, main_#t~mem56.offset, main_#t~mem57.base, main_#t~mem57.offset, main_#t~mem58.base, main_#t~mem58.offset, main_#t~mem59.base, main_#t~mem59.offset, main_#t~mem60, main_#t~mem61.base, main_#t~mem61.offset, main_#t~mem62.base, main_#t~mem62.offset, main_#t~mem63.base, main_#t~mem63.offset, main_#t~mem64.base, main_#t~mem64.offset, main_#t~mem65, main_#t~post66, main_#t~mem67.base, main_#t~mem67.offset, main_#t~mem68, main_#t~mem69.base, main_#t~mem69.offset, main_#t~mem70.base, main_#t~mem70.offset, main_#t~mem71, main_#t~post72, main_#t~mem73.base, main_#t~mem73.offset, main_#t~mem74.base, main_#t~mem74.offset, main_#t~mem75.base, main_#t~mem75.offset, main_#t~mem77, main_#t~mem76, main_#t~mem78.base, main_#t~mem78.offset, main_#t~mem79, main_#t~short80, main_#t~mem81.base, main_#t~mem81.offset, main_#t~mem82, main_#t~malloc83.base, main_#t~malloc83.offset, main_#t~mem84.base, main_#t~mem84.offset, main_#t~mem85.base, main_#t~mem85.offset, main_#t~mem86.base, main_#t~mem86.offset, main_#t~mem87, main_#t~memset~res88.base, main_#t~memset~res88.offset, main_#t~mem89.base, main_#t~mem89.offset, main_#t~mem90.base, main_#t~mem90.offset, main_#t~mem93, main_#t~mem91.base, main_#t~mem91.offset, main_#t~mem92, main_#t~mem94.base, main_#t~mem94.offset, main_#t~mem97, main_#t~mem95.base, main_#t~mem95.offset, main_#t~mem96, main_#t~ite98, main_#t~mem99.base, main_#t~mem99.offset, main_#t~mem103.base, main_#t~mem103.offset, main_#t~mem104.base, main_#t~mem104.offset, main_#t~mem105.base, main_#t~mem105.offset, main_#t~mem106.base, main_#t~mem106.offset, main_#t~mem109, main_#t~mem107.base, main_#t~mem107.offset, main_#t~mem108, main_#t~mem110.base, main_#t~mem110.offset, main_#t~mem111, main_#t~pre112, main_#t~mem113.base, main_#t~mem113.offset, main_#t~mem114, main_#t~mem115.base, main_#t~mem115.offset, main_#t~mem116, main_#t~post117, main_#t~mem121, main_#t~mem119, main_#t~mem118.base, main_#t~mem118.offset, main_#t~mem120, main_#t~mem122, main_#t~post123, main_#t~mem124.base, main_#t~mem124.offset, main_#t~mem125.base, main_#t~mem125.offset, main_#t~mem126.base, main_#t~mem126.offset, main_#t~post100, main_#t~mem101.base, main_#t~mem101.offset, main_#t~mem102, main_#t~mem127.base, main_#t~mem127.offset, main_#t~mem128.base, main_#t~mem128.offset, main_#t~mem129.base, main_#t~mem129.offset, main_#t~mem130, main_#t~mem131.base, main_#t~mem131.offset, main_#t~mem132, main_#t~post133, main_#t~mem134.base, main_#t~mem134.offset, main_#t~mem135.base, main_#t~mem135.offset, main_#t~mem136.base, main_#t~mem136.offset, main_#t~mem137.base, main_#t~mem137.offset, main_#t~mem140, main_#t~mem138.base, main_#t~mem138.offset, main_#t~mem139, main_#t~ite143, main_#t~mem141.base, main_#t~mem141.offset, main_#t~mem142, main_#t~mem144.base, main_#t~mem144.offset, main_#t~mem145, main_#t~mem146.base, main_#t~mem146.offset, main_~_he_bkt~0, main_~_he_bkt_i~0, main_~_he_thh~0.base, main_~_he_thh~0.offset, main_~_he_hh_nxt~0.base, main_~_he_hh_nxt~0.offset, main_~#_he_new_buckets~0.base, main_~#_he_new_buckets~0.offset, main_~_he_newbkt~0.base, main_~_he_newbkt~0.offset, main_~_ha_head~0.base, main_~_ha_head~0.offset, main_~_ha_bkt~0, main_~_ha_hashv~0, main_#t~mem148, main_#t~mem147, main_#t~mem149, main_#t~mem150, main_#t~mem152, main_#t~mem151, main_#t~mem153, main_#t~mem154, main_#t~mem156, main_#t~mem155, main_#t~mem157, main_#t~mem158, main_#t~switch159, main_#t~mem160, main_#t~mem161, main_#t~mem162, main_#t~mem163, main_#t~mem164, main_#t~mem165, main_#t~mem166, main_#t~mem167, main_#t~mem168, main_#t~mem169, main_#t~mem170, main_~_hj_i~1, main_~_hj_j~1, main_~_hj_k~1, main_~_hj_key~1.base, main_~_hj_key~1.offset, main_#t~malloc171.base, main_#t~malloc171.offset, main_#t~mem172.base, main_#t~mem172.offset, main_#t~mem173.base, main_#t~mem173.offset, main_#t~memset~res174.base, main_#t~memset~res174.offset, main_#t~mem175.base, main_#t~mem175.offset, main_#t~mem176.base, main_#t~mem176.offset, main_#t~mem177.base, main_#t~mem177.offset, main_#t~mem178.base, main_#t~mem178.offset, main_#t~mem179.base, main_#t~mem179.offset, main_#t~malloc180.base, main_#t~malloc180.offset, main_#t~mem181.base, main_#t~mem181.offset, main_#t~mem182.base, main_#t~mem182.offset, main_#t~mem183.base, main_#t~mem183.offset, main_#t~mem184.base, main_#t~mem184.offset, main_#t~mem185.base, main_#t~mem185.offset, main_#t~mem186.base, main_#t~mem186.offset, main_#t~memset~res187.base, main_#t~memset~res187.offset, main_#t~mem188.base, main_#t~mem188.offset, main_#t~mem189.base, main_#t~mem189.offset, main_#t~mem190.base, main_#t~mem190.offset, main_#t~mem191.base, main_#t~mem191.offset, main_#t~mem192, main_#t~mem193.base, main_#t~mem193.offset, main_#t~mem194.base, main_#t~mem194.offset, main_#t~mem195.base, main_#t~mem195.offset, main_#t~mem196.base, main_#t~mem196.offset, main_#t~mem197, main_#t~post198, main_#t~mem199.base, main_#t~mem199.offset, main_#t~mem200, main_#t~mem201.base, main_#t~mem201.offset, main_#t~mem202.base, main_#t~mem202.offset, main_#t~mem203, main_#t~post204, main_#t~mem205.base, main_#t~mem205.offset, main_#t~mem206.base, main_#t~mem206.offset, main_#t~mem207.base, main_#t~mem207.offset, main_#t~mem209, main_#t~mem208, main_#t~mem210.base, main_#t~mem210.offset, main_#t~mem211, main_#t~short212, main_#t~mem213.base, main_#t~mem213.offset, main_#t~mem214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~mem216.base, main_#t~mem216.offset, main_#t~mem217.base, main_#t~mem217.offset, main_#t~mem218.base, main_#t~mem218.offset, main_#t~mem219, main_#t~memset~res220.base, main_#t~memset~res220.offset, main_#t~mem221.base, main_#t~mem221.offset, main_#t~mem222.base, main_#t~mem222.offset, main_#t~mem225, main_#t~mem223.base, main_#t~mem223.offset, main_#t~mem224, main_#t~mem226.base, main_#t~mem226.offset, main_#t~mem229, main_#t~mem227.base, main_#t~mem227.offset, main_#t~mem228, main_#t~ite230, main_#t~mem231.base, main_#t~mem231.offset, main_#t~mem235.base, main_#t~mem235.offset, main_#t~mem236.base, main_#t~mem236.offset, main_#t~mem237.base, main_#t~mem237.offset, main_#t~mem238.base, main_#t~mem238.offset, main_#t~mem241, main_#t~mem239.base, main_#t~mem239.offset, main_#t~mem240, main_#t~mem242.base, main_#t~mem242.offset, main_#t~mem243, main_#t~pre244, main_#t~mem245.base, main_#t~mem245.offset, main_#t~mem246, main_#t~mem247.base, main_#t~mem247.offset, main_#t~mem248, main_#t~post249, main_#t~mem253, main_#t~mem251, main_#t~mem250.base, main_#t~mem250.offset, main_#t~mem252, main_#t~mem254, main_#t~post255, main_#t~mem256.base, main_#t~mem256.offset, main_#t~mem257.base, main_#t~mem257.offset, main_#t~mem258.base, main_#t~mem258.offset, main_#t~post232, main_#t~mem233.base, main_#t~mem233.offset, main_#t~mem234, main_#t~mem259.base, main_#t~mem259.offset, main_#t~mem260.base, main_#t~mem260.offset, main_#t~mem261.base, main_#t~mem261.offset, main_#t~mem262, main_#t~mem263.base, main_#t~mem263.offset, main_#t~mem264, main_#t~post265, main_#t~mem266.base, main_#t~mem266.offset, main_#t~mem267.base, main_#t~mem267.offset, main_#t~mem268.base, main_#t~mem268.offset, main_#t~mem269.base, main_#t~mem269.offset, main_#t~mem272, main_#t~mem270.base, main_#t~mem270.offset, main_#t~mem271, main_#t~ite275, main_#t~mem273.base, main_#t~mem273.offset, main_#t~mem274, main_#t~mem276.base, main_#t~mem276.offset, main_#t~mem277, main_#t~mem278.base, main_#t~mem278.offset, main_~_he_bkt~1, main_~_he_bkt_i~1, main_~_he_thh~1.base, main_~_he_thh~1.offset, main_~_he_hh_nxt~1.base, main_~_he_hh_nxt~1.offset, main_~#_he_new_buckets~1.base, main_~#_he_new_buckets~1.offset, main_~_he_newbkt~1.base, main_~_he_newbkt~1.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, main_~_ha_bkt~1, main_~_ha_hashv~1, main_#t~mem7, main_#t~post8, main_#t~mem9, main_#t~mem280, main_#t~mem279, main_#t~mem281, main_#t~mem282, main_#t~mem284, main_#t~mem283, main_#t~mem285, main_#t~mem286, main_#t~mem288, main_#t~mem287, main_#t~mem289, main_#t~mem290, main_#t~switch291, main_#t~mem292, main_#t~mem293, main_#t~mem294, main_#t~mem295, main_#t~mem296, main_#t~mem297, main_#t~mem298, main_#t~mem299, main_#t~mem300, main_#t~mem301, main_#t~mem302, main_~_hj_i~2, main_~_hj_j~2, main_~_hj_k~2, main_~_hj_key~2.base, main_~_hj_key~2.offset, main_#t~mem303.base, main_#t~mem303.offset, main_#t~mem304, main_#t~mem305.base, main_#t~mem305.offset, main_#t~mem306.base, main_#t~mem306.offset, main_#t~mem307.base, main_#t~mem307.offset, main_#t~mem308.base, main_#t~mem308.offset, main_#t~mem309.base, main_#t~mem309.offset, main_#t~mem310.base, main_#t~mem310.offset, main_#t~mem311.base, main_#t~mem311.offset, main_#t~mem312, main_#t~mem313, main_#t~mem314, main_#t~short315, main_#t~mem316.base, main_#t~mem316.offset, main_#t~ret317, main_#t~mem318.base, main_#t~mem318.offset, main_#t~mem319.base, main_#t~mem319.offset, main_#t~mem320.base, main_#t~mem320.offset, main_#t~mem321, main_~_hf_bkt~0, main_~_hf_hashv~0, main_#t~mem322, main_#t~mem324, main_#t~mem323, main_#t~mem325, main_#t~mem326, main_#t~mem328, main_#t~mem327, main_#t~mem329, main_#t~mem330, main_#t~mem332, main_#t~mem331, main_#t~mem333, main_#t~mem334, main_#t~switch335, main_#t~mem336, main_#t~mem337, main_#t~mem338, main_#t~mem339, main_#t~mem340, main_#t~mem341, main_#t~mem342, main_#t~mem343, main_#t~mem344, main_#t~mem345, main_#t~mem346, main_~_hj_i~3, main_~_hj_j~3, main_~_hj_k~3, main_~_hj_key~3.base, main_~_hj_key~3.offset, main_#t~mem347.base, main_#t~mem347.offset, main_#t~mem348, main_#t~mem349.base, main_#t~mem349.offset, main_#t~mem350.base, main_#t~mem350.offset, main_#t~mem351.base, main_#t~mem351.offset, main_#t~mem352.base, main_#t~mem352.offset, main_#t~mem353.base, main_#t~mem353.offset, main_#t~mem354.base, main_#t~mem354.offset, main_#t~mem355.base, main_#t~mem355.offset, main_#t~mem356, main_#t~mem357, main_#t~mem358, main_#t~short359, main_#t~mem360.base, main_#t~mem360.offset, main_#t~ret361, main_#t~mem362.base, main_#t~mem362.offset, main_#t~mem363.base, main_#t~mem363.offset, main_#t~mem364.base, main_#t~mem364.offset, main_#t~mem365, main_~_hf_bkt~1, main_~_hf_hashv~1, main_#t~mem366, main_#t~mem368, main_#t~mem367, main_#t~mem369, main_#t~mem370, main_#t~mem372, main_#t~mem371, main_#t~mem373, main_#t~mem374, main_#t~mem376, main_#t~mem375, main_#t~mem377, main_#t~mem378, main_#t~switch379, main_#t~mem380, main_#t~mem381, main_#t~mem382, main_#t~mem383, main_#t~mem384, main_#t~mem385, main_#t~mem386, main_#t~mem387, main_#t~mem388, main_#t~mem389, main_#t~mem390, main_~_hj_i~4, main_~_hj_j~4, main_~_hj_k~4, main_~_hj_key~4.base, main_~_hj_key~4.offset, main_#t~mem391.base, main_#t~mem391.offset, main_#t~mem392, main_#t~mem393.base, main_#t~mem393.offset, main_#t~mem394.base, main_#t~mem394.offset, main_#t~mem395.base, main_#t~mem395.offset, main_#t~mem396.base, main_#t~mem396.offset, main_#t~mem397.base, main_#t~mem397.offset, main_#t~mem398.base, main_#t~mem398.offset, main_#t~mem399.base, main_#t~mem399.offset, main_#t~mem400, main_#t~mem401, main_#t~mem402, main_#t~short403, main_#t~mem404.base, main_#t~mem404.offset, main_#t~ret405, main_#t~mem406.base, main_#t~mem406.offset, main_#t~mem407.base, main_#t~mem407.offset, main_#t~mem408.base, main_#t~mem408.offset, main_#t~mem409, main_~_hf_bkt~2, main_~_hf_hashv~2, main_#t~mem410, main_#t~mem412, main_#t~mem411, main_#t~mem413, main_#t~mem414, main_#t~mem416, main_#t~mem415, main_#t~mem417, main_#t~mem418, main_#t~mem420, main_#t~mem419, main_#t~mem421, main_#t~mem422, main_#t~switch423, main_#t~mem424, main_#t~mem425, main_#t~mem426, main_#t~mem427, main_#t~mem428, main_#t~mem429, main_#t~mem430, main_#t~mem431, main_#t~mem432, main_#t~mem433, main_#t~mem434, main_~_hj_i~5, main_~_hj_j~5, main_~_hj_k~5, main_~_hj_key~5.base, main_~_hj_key~5.offset, main_#t~mem435.base, main_#t~mem435.offset, main_#t~mem436, main_#t~mem437.base, main_#t~mem437.offset, main_#t~mem438.base, main_#t~mem438.offset, main_#t~mem439.base, main_#t~mem439.offset, main_#t~mem440.base, main_#t~mem440.offset, main_#t~mem441.base, main_#t~mem441.offset, main_#t~mem442.base, main_#t~mem442.offset, main_#t~mem443.base, main_#t~mem443.offset, main_#t~mem444, main_#t~mem445, main_#t~mem446, main_#t~short447, main_#t~mem448.base, main_#t~mem448.offset, main_#t~ret449, main_#t~mem450.base, main_#t~mem450.offset, main_#t~mem451.base, main_#t~mem451.offset, main_#t~mem452.base, main_#t~mem452.offset, main_#t~mem453, main_~_hf_bkt~3, main_~_hf_hashv~3, main_#t~mem454, main_~#i~0.base, main_~#i~0.offset, main_~user~0.base, main_~user~0.offset, main_~tmp~0.base, main_~tmp~0.offset, main_~users~0.base, main_~users~0.offset, main_~altusers~0.base, main_~altusers~0.offset;call main_~#i~0.base, main_~#i~0.offset := #Ultimate.allocOnStack(4);havoc main_~user~0.base, main_~user~0.offset;havoc main_~tmp~0.base, main_~tmp~0.offset;main_~users~0.base, main_~users~0.offset := 0, 0;main_~altusers~0.base, main_~altusers~0.offset := 0, 0;call write~int(0, main_~#i~0.base, main_~#i~0.offset, 4); 2043#L733-4 [2021-11-07 08:00:19,151 INFO L793 eck$LassoCheckResult]: Loop: 2043#L733-4 call main_#t~mem9 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 1929#L733-1 assume !!(main_#t~mem9 < 1000);havoc main_#t~mem9;call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnHeap(72);main_~user~0.base, main_~user~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;havoc main_#t~malloc10.base, main_#t~malloc10.offset; 1931#L735 assume !(main_~user~0.base == 0 && main_~user~0.offset == 0); 2107#L735-2 call main_#t~mem11 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem11, main_~user~0.base, main_~user~0.offset, 4);havoc main_#t~mem11;call main_#t~mem12 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call main_#t~mem13 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem12 * main_#t~mem13, main_~user~0.base, 4 + main_~user~0.offset, 4);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 2108#L740 assume !(main_#t~mem14 < 10);havoc main_#t~mem14; 2039#L743-123 havoc main_~_ha_hashv~1; 2040#L743-48 goto; 1977#L743-46 havoc main_~_hj_i~1;havoc main_~_hj_j~1;havoc main_~_hj_k~1;main_~_hj_key~1.base, main_~_hj_key~1.offset := main_~user~0.base, main_~user~0.offset;main_~_ha_hashv~1 := 4276993775;main_~_hj_j~1 := 2654435769;main_~_hj_i~1 := main_~_hj_j~1;main_~_hj_k~1 := 4; 1978#L743-7 assume !(main_~_hj_k~1 % 4294967296 >= 12); 2052#L743-8 main_~_ha_hashv~1 := 4 + main_~_ha_hashv~1;main_#t~switch159 := 11 == main_~_hj_k~1; 2053#L743-9 assume main_#t~switch159;call main_#t~mem160 := read~int(main_~_hj_key~1.base, 10 + main_~_hj_key~1.offset, 1);main_~_ha_hashv~1 := main_~_ha_hashv~1 + 16777216 * (main_#t~mem160 % 256);havoc main_#t~mem160; 2336#L743-11 main_#t~switch159 := main_#t~switch159 || 10 == main_~_hj_k~1; 2160#L743-12 assume main_#t~switch159;call main_#t~mem161 := read~int(main_~_hj_key~1.base, 9 + main_~_hj_key~1.offset, 1);main_~_ha_hashv~1 := main_~_ha_hashv~1 + 65536 * (main_#t~mem161 % 256);havoc main_#t~mem161; 2161#L743-14 main_#t~switch159 := main_#t~switch159 || 9 == main_~_hj_k~1; 2211#L743-15 assume main_#t~switch159;call main_#t~mem162 := read~int(main_~_hj_key~1.base, 8 + main_~_hj_key~1.offset, 1);main_~_ha_hashv~1 := main_~_ha_hashv~1 + 256 * (main_#t~mem162 % 256);havoc main_#t~mem162; 2304#L743-17 main_#t~switch159 := main_#t~switch159 || 8 == main_~_hj_k~1; 2327#L743-18 assume main_#t~switch159;call main_#t~mem163 := read~int(main_~_hj_key~1.base, 7 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + 16777216 * (main_#t~mem163 % 256);havoc main_#t~mem163; 2218#L743-20 main_#t~switch159 := main_#t~switch159 || 7 == main_~_hj_k~1; 2219#L743-21 assume main_#t~switch159;call main_#t~mem164 := read~int(main_~_hj_key~1.base, 6 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + 65536 * (main_#t~mem164 % 256);havoc main_#t~mem164; 2166#L743-23 main_#t~switch159 := main_#t~switch159 || 6 == main_~_hj_k~1; 2167#L743-24 assume main_#t~switch159;call main_#t~mem165 := read~int(main_~_hj_key~1.base, 5 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + 256 * (main_#t~mem165 % 256);havoc main_#t~mem165; 2286#L743-26 main_#t~switch159 := main_#t~switch159 || 5 == main_~_hj_k~1; 2162#L743-27 assume main_#t~switch159;call main_#t~mem166 := read~int(main_~_hj_key~1.base, 4 + main_~_hj_key~1.offset, 1);main_~_hj_j~1 := main_~_hj_j~1 + main_#t~mem166 % 256;havoc main_#t~mem166; 2163#L743-29 main_#t~switch159 := main_#t~switch159 || 4 == main_~_hj_k~1; 1957#L743-30 assume main_#t~switch159;call main_#t~mem167 := read~int(main_~_hj_key~1.base, 3 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 16777216 * (main_#t~mem167 % 256);havoc main_#t~mem167; 1958#L743-32 main_#t~switch159 := main_#t~switch159 || 3 == main_~_hj_k~1; 2127#L743-33 assume main_#t~switch159;call main_#t~mem168 := read~int(main_~_hj_key~1.base, 2 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 65536 * (main_#t~mem168 % 256);havoc main_#t~mem168; 2317#L743-35 main_#t~switch159 := main_#t~switch159 || 2 == main_~_hj_k~1; 2234#L743-36 assume main_#t~switch159;call main_#t~mem169 := read~int(main_~_hj_key~1.base, 1 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 256 * (main_#t~mem169 % 256);havoc main_#t~mem169; 2235#L743-38 main_#t~switch159 := main_#t~switch159 || 1 == main_~_hj_k~1; 2151#L743-39 assume main_#t~switch159;call main_#t~mem170 := read~int(main_~_hj_key~1.base, main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + main_#t~mem170 % 256;havoc main_#t~mem170; 2152#L743-41 havoc main_#t~switch159; 2264#L743-44 main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 8192);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 256 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 8192);main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 4096);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 65536 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 32);main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 8);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 1024 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 32768); 2265#L743-43 goto; 2288#L743-45 goto; 2010#L743-47 goto; 2003#L743-121 call write~int(main_~_ha_hashv~1, main_~user~0.base, 68 + main_~user~0.offset, 4);call write~$Pointer$(main_~user~0.base, main_~user~0.offset, main_~user~0.base, 60 + main_~user~0.offset, 4);call write~int(4, main_~user~0.base, 64 + main_~user~0.offset, 4); 2004#L743-50 assume !(main_~altusers~0.base == 0 && main_~altusers~0.offset == 0);call main_#t~mem188.base, main_#t~mem188.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call write~$Pointer$(main_#t~mem188.base, main_#t~mem188.offset, main_~user~0.base, 40 + main_~user~0.offset, 4);havoc main_#t~mem188.base, main_#t~mem188.offset; 2222#L743-66 call write~$Pointer$(0, 0, main_~user~0.base, 48 + main_~user~0.offset, 4);call main_#t~mem189.base, main_#t~mem189.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem190.base, main_#t~mem190.offset := read~$Pointer$(main_#t~mem189.base, 16 + main_#t~mem189.offset, 4);call main_#t~mem191.base, main_#t~mem191.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem192 := read~int(main_#t~mem191.base, 20 + main_#t~mem191.offset, 4);call write~$Pointer$(main_#t~mem190.base, main_#t~mem190.offset - main_#t~mem192, main_~user~0.base, 44 + main_~user~0.offset, 4);havoc main_#t~mem189.base, main_#t~mem189.offset;havoc main_#t~mem190.base, main_#t~mem190.offset;havoc main_#t~mem191.base, main_#t~mem191.offset;havoc main_#t~mem192;call main_#t~mem193.base, main_#t~mem193.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem194.base, main_#t~mem194.offset := read~$Pointer$(main_#t~mem193.base, 16 + main_#t~mem193.offset, 4);call write~$Pointer$(main_~user~0.base, main_~user~0.offset, main_#t~mem194.base, 8 + main_#t~mem194.offset, 4);havoc main_#t~mem193.base, main_#t~mem193.offset;havoc main_#t~mem194.base, main_#t~mem194.offset;call main_#t~mem195.base, main_#t~mem195.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call write~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, main_#t~mem195.base, 16 + main_#t~mem195.offset, 4);havoc main_#t~mem195.base, main_#t~mem195.offset; 2223#L743-65 goto; 2035#L743-119 havoc main_~_ha_bkt~1;call main_#t~mem196.base, main_#t~mem196.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem197 := read~int(main_#t~mem196.base, 12 + main_#t~mem196.offset, 4);main_#t~post198 := main_#t~mem197;call write~int(1 + main_#t~post198, main_#t~mem196.base, 12 + main_#t~mem196.offset, 4);havoc main_#t~mem196.base, main_#t~mem196.offset;havoc main_#t~mem197;havoc main_#t~post198; 2036#L743-70 call main_#t~mem199.base, main_#t~mem199.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem200 := read~int(main_#t~mem199.base, 4 + main_#t~mem199.offset, 4);main_~_ha_bkt~1 := ~bitwiseAnd(main_~_ha_hashv~1, main_#t~mem200 - 1);havoc main_#t~mem199.base, main_#t~mem199.offset;havoc main_#t~mem200; 1999#L743-69 goto; 2000#L743-117 call main_#t~mem201.base, main_#t~mem201.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem202.base, main_#t~mem202.offset := read~$Pointer$(main_#t~mem201.base, main_#t~mem201.offset, 4);main_~_ha_head~1.base, main_~_ha_head~1.offset := main_#t~mem202.base, main_#t~mem202.offset + 12 * (if main_~_ha_bkt~1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~1 % 4294967296 % 4294967296 else main_~_ha_bkt~1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem201.base, main_#t~mem201.offset;havoc main_#t~mem202.base, main_#t~mem202.offset;call main_#t~mem203 := read~int(main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);main_#t~post204 := main_#t~mem203;call write~int(1 + main_#t~post204, main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);havoc main_#t~mem203;havoc main_#t~post204;call main_#t~mem205.base, main_#t~mem205.offset := read~$Pointer$(main_~_ha_head~1.base, main_~_ha_head~1.offset, 4);call write~$Pointer$(main_#t~mem205.base, main_#t~mem205.offset, main_~user~0.base, 56 + main_~user~0.offset, 4);havoc main_#t~mem205.base, main_#t~mem205.offset;call write~$Pointer$(0, 0, main_~user~0.base, 52 + main_~user~0.offset, 4);call main_#t~mem206.base, main_#t~mem206.offset := read~$Pointer$(main_~_ha_head~1.base, main_~_ha_head~1.offset, 4); 2148#L743-72 assume !(main_#t~mem206.base != 0 || main_#t~mem206.offset != 0);havoc main_#t~mem206.base, main_#t~mem206.offset; 2137#L743-74 call write~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, 4);call main_#t~mem209 := read~int(main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);call main_#t~mem208 := read~int(main_~_ha_head~1.base, 8 + main_~_ha_head~1.offset, 4);main_#t~short212 := main_#t~mem209 % 4294967296 >= 10 * (1 + main_#t~mem208) % 4294967296; 2062#L743-75 assume main_#t~short212;call main_#t~mem210.base, main_#t~mem210.offset := read~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, 4);call main_#t~mem211 := read~int(main_#t~mem210.base, 36 + main_#t~mem210.offset, 4);main_#t~short212 := 0 == main_#t~mem211 % 4294967296; 2063#L743-77 assume !main_#t~short212;havoc main_#t~mem209;havoc main_#t~mem208;havoc main_#t~mem210.base, main_#t~mem210.offset;havoc main_#t~mem211;havoc main_#t~short212; 2057#L743-116 goto; 2058#L743-118 goto; 2159#L743-120 goto; 2335#L743-122 goto; 2042#L733-3 call main_#t~mem7 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);main_#t~post8 := main_#t~mem7;call write~int(1 + main_#t~post8, main_~#i~0.base, main_~#i~0.offset, 4);havoc main_#t~mem7;havoc main_#t~post8; 2043#L733-4 [2021-11-07 08:00:19,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:19,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times [2021-11-07 08:00:19,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:19,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212102688] [2021-11-07 08:00:19,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:19,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:19,193 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:00:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:19,278 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:00:19,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:19,279 INFO L85 PathProgramCache]: Analyzing trace with hash -346476132, now seen corresponding path program 1 times [2021-11-07 08:00:19,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:19,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202222672] [2021-11-07 08:00:19,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:19,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:19,294 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:00:19,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [343020717] [2021-11-07 08:00:19,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:19,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:00:19,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:00:19,297 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:00:19,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 08:00:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:00:19,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 08:00:19,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:00:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:00:19,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 08:00:19,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202222672] [2021-11-07 08:00:19,782 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 08:00:19,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343020717] [2021-11-07 08:00:19,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343020717] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 08:00:19,783 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:00:19,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 08:00:19,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322731378] [2021-11-07 08:00:19,784 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-07 08:00:19,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 08:00:19,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 08:00:19,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 08:00:19,785 INFO L87 Difference]: Start difference. First operand 446 states and 587 transitions. cyclomatic complexity: 151 Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-11-07 08:00:19,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:00:19,920 INFO L93 Difference]: Finished difference Result 771 states and 1019 transitions. [2021-11-07 08:00:19,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 08:00:19,922 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 771 states and 1019 transitions. [2021-11-07 08:00:19,930 INFO L131 ngComponentsAnalysis]: Automaton has 20 accepting balls. 292 [2021-11-07 08:00:19,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 771 states to 771 states and 1019 transitions. [2021-11-07 08:00:19,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 771 [2021-11-07 08:00:19,941 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 771 [2021-11-07 08:00:19,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 771 states and 1019 transitions. [2021-11-07 08:00:19,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-07 08:00:19,943 INFO L681 BuchiCegarLoop]: Abstraction has 771 states and 1019 transitions. [2021-11-07 08:00:19,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states and 1019 transitions. [2021-11-07 08:00:19,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 432. [2021-11-07 08:00:19,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 425 states have (on average 1.3035294117647058) internal successors, (554), 424 states have internal predecessors, (554), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-07 08:00:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 566 transitions. [2021-11-07 08:00:19,958 INFO L704 BuchiCegarLoop]: Abstraction has 432 states and 566 transitions. [2021-11-07 08:00:19,958 INFO L587 BuchiCegarLoop]: Abstraction has 432 states and 566 transitions. [2021-11-07 08:00:19,958 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-07 08:00:19,959 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 432 states and 566 transitions. [2021-11-07 08:00:19,961 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 227 [2021-11-07 08:00:19,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:00:19,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:00:19,963 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-07 08:00:19,963 INFO L843 BuchiCegarLoop]: Counterexample loop 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:00:19,964 INFO L791 eck$LassoCheckResult]: Stem: 3739#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string2.base, #t~string2.offset, 1);call write~init~int(0, #t~string2.base, 1 + #t~string2.offset, 1);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(22);~count_int_int~0 := 0; 3729#L-1 havoc main_#res;havoc main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~mem11, main_#t~mem12, main_#t~mem13, main_#t~mem14, main_#t~mem16, main_#t~mem15, main_#t~mem17, main_#t~mem18, main_#t~mem20, main_#t~mem19, main_#t~mem21, main_#t~mem22, main_#t~mem24, main_#t~mem23, main_#t~mem25, main_#t~mem26, main_#t~switch27, main_#t~mem28, main_#t~mem29, main_#t~mem30, main_#t~mem31, main_#t~mem32, main_#t~mem33, main_#t~mem34, main_#t~mem35, main_#t~mem36, main_#t~mem37, main_#t~mem38, main_~_hj_i~0, main_~_hj_j~0, main_~_hj_k~0, main_~_hj_key~0.base, main_~_hj_key~0.offset, main_#t~malloc39.base, main_#t~malloc39.offset, main_#t~mem40.base, main_#t~mem40.offset, main_#t~mem41.base, main_#t~mem41.offset, main_#t~memset~res42.base, main_#t~memset~res42.offset, main_#t~mem43.base, main_#t~mem43.offset, main_#t~mem44.base, main_#t~mem44.offset, main_#t~mem45.base, main_#t~mem45.offset, main_#t~mem46.base, main_#t~mem46.offset, main_#t~mem47.base, main_#t~mem47.offset, main_#t~malloc48.base, main_#t~malloc48.offset, main_#t~mem49.base, main_#t~mem49.offset, main_#t~mem50.base, main_#t~mem50.offset, main_#t~mem51.base, main_#t~mem51.offset, main_#t~mem52.base, main_#t~mem52.offset, main_#t~mem53.base, main_#t~mem53.offset, main_#t~mem54.base, main_#t~mem54.offset, main_#t~memset~res55.base, main_#t~memset~res55.offset, main_#t~mem56.base, main_#t~mem56.offset, main_#t~mem57.base, main_#t~mem57.offset, main_#t~mem58.base, main_#t~mem58.offset, main_#t~mem59.base, main_#t~mem59.offset, main_#t~mem60, main_#t~mem61.base, main_#t~mem61.offset, main_#t~mem62.base, main_#t~mem62.offset, main_#t~mem63.base, main_#t~mem63.offset, main_#t~mem64.base, main_#t~mem64.offset, main_#t~mem65, main_#t~post66, main_#t~mem67.base, main_#t~mem67.offset, main_#t~mem68, main_#t~mem69.base, main_#t~mem69.offset, main_#t~mem70.base, main_#t~mem70.offset, main_#t~mem71, main_#t~post72, main_#t~mem73.base, main_#t~mem73.offset, main_#t~mem74.base, main_#t~mem74.offset, main_#t~mem75.base, main_#t~mem75.offset, main_#t~mem77, main_#t~mem76, main_#t~mem78.base, main_#t~mem78.offset, main_#t~mem79, main_#t~short80, main_#t~mem81.base, main_#t~mem81.offset, main_#t~mem82, main_#t~malloc83.base, main_#t~malloc83.offset, main_#t~mem84.base, main_#t~mem84.offset, main_#t~mem85.base, main_#t~mem85.offset, main_#t~mem86.base, main_#t~mem86.offset, main_#t~mem87, main_#t~memset~res88.base, main_#t~memset~res88.offset, main_#t~mem89.base, main_#t~mem89.offset, main_#t~mem90.base, main_#t~mem90.offset, main_#t~mem93, main_#t~mem91.base, main_#t~mem91.offset, main_#t~mem92, main_#t~mem94.base, main_#t~mem94.offset, main_#t~mem97, main_#t~mem95.base, main_#t~mem95.offset, main_#t~mem96, main_#t~ite98, main_#t~mem99.base, main_#t~mem99.offset, main_#t~mem103.base, main_#t~mem103.offset, main_#t~mem104.base, main_#t~mem104.offset, main_#t~mem105.base, main_#t~mem105.offset, main_#t~mem106.base, main_#t~mem106.offset, main_#t~mem109, main_#t~mem107.base, main_#t~mem107.offset, main_#t~mem108, main_#t~mem110.base, main_#t~mem110.offset, main_#t~mem111, main_#t~pre112, main_#t~mem113.base, main_#t~mem113.offset, main_#t~mem114, main_#t~mem115.base, main_#t~mem115.offset, main_#t~mem116, main_#t~post117, main_#t~mem121, main_#t~mem119, main_#t~mem118.base, main_#t~mem118.offset, main_#t~mem120, main_#t~mem122, main_#t~post123, main_#t~mem124.base, main_#t~mem124.offset, main_#t~mem125.base, main_#t~mem125.offset, main_#t~mem126.base, main_#t~mem126.offset, main_#t~post100, main_#t~mem101.base, main_#t~mem101.offset, main_#t~mem102, main_#t~mem127.base, main_#t~mem127.offset, main_#t~mem128.base, main_#t~mem128.offset, main_#t~mem129.base, main_#t~mem129.offset, main_#t~mem130, main_#t~mem131.base, main_#t~mem131.offset, main_#t~mem132, main_#t~post133, main_#t~mem134.base, main_#t~mem134.offset, main_#t~mem135.base, main_#t~mem135.offset, main_#t~mem136.base, main_#t~mem136.offset, main_#t~mem137.base, main_#t~mem137.offset, main_#t~mem140, main_#t~mem138.base, main_#t~mem138.offset, main_#t~mem139, main_#t~ite143, main_#t~mem141.base, main_#t~mem141.offset, main_#t~mem142, main_#t~mem144.base, main_#t~mem144.offset, main_#t~mem145, main_#t~mem146.base, main_#t~mem146.offset, main_~_he_bkt~0, main_~_he_bkt_i~0, main_~_he_thh~0.base, main_~_he_thh~0.offset, main_~_he_hh_nxt~0.base, main_~_he_hh_nxt~0.offset, main_~#_he_new_buckets~0.base, main_~#_he_new_buckets~0.offset, main_~_he_newbkt~0.base, main_~_he_newbkt~0.offset, main_~_ha_head~0.base, main_~_ha_head~0.offset, main_~_ha_bkt~0, main_~_ha_hashv~0, main_#t~mem148, main_#t~mem147, main_#t~mem149, main_#t~mem150, main_#t~mem152, main_#t~mem151, main_#t~mem153, main_#t~mem154, main_#t~mem156, main_#t~mem155, main_#t~mem157, main_#t~mem158, main_#t~switch159, main_#t~mem160, main_#t~mem161, main_#t~mem162, main_#t~mem163, main_#t~mem164, main_#t~mem165, main_#t~mem166, main_#t~mem167, main_#t~mem168, main_#t~mem169, main_#t~mem170, main_~_hj_i~1, main_~_hj_j~1, main_~_hj_k~1, main_~_hj_key~1.base, main_~_hj_key~1.offset, main_#t~malloc171.base, main_#t~malloc171.offset, main_#t~mem172.base, main_#t~mem172.offset, main_#t~mem173.base, main_#t~mem173.offset, main_#t~memset~res174.base, main_#t~memset~res174.offset, main_#t~mem175.base, main_#t~mem175.offset, main_#t~mem176.base, main_#t~mem176.offset, main_#t~mem177.base, main_#t~mem177.offset, main_#t~mem178.base, main_#t~mem178.offset, main_#t~mem179.base, main_#t~mem179.offset, main_#t~malloc180.base, main_#t~malloc180.offset, main_#t~mem181.base, main_#t~mem181.offset, main_#t~mem182.base, main_#t~mem182.offset, main_#t~mem183.base, main_#t~mem183.offset, main_#t~mem184.base, main_#t~mem184.offset, main_#t~mem185.base, main_#t~mem185.offset, main_#t~mem186.base, main_#t~mem186.offset, main_#t~memset~res187.base, main_#t~memset~res187.offset, main_#t~mem188.base, main_#t~mem188.offset, main_#t~mem189.base, main_#t~mem189.offset, main_#t~mem190.base, main_#t~mem190.offset, main_#t~mem191.base, main_#t~mem191.offset, main_#t~mem192, main_#t~mem193.base, main_#t~mem193.offset, main_#t~mem194.base, main_#t~mem194.offset, main_#t~mem195.base, main_#t~mem195.offset, main_#t~mem196.base, main_#t~mem196.offset, main_#t~mem197, main_#t~post198, main_#t~mem199.base, main_#t~mem199.offset, main_#t~mem200, main_#t~mem201.base, main_#t~mem201.offset, main_#t~mem202.base, main_#t~mem202.offset, main_#t~mem203, main_#t~post204, main_#t~mem205.base, main_#t~mem205.offset, main_#t~mem206.base, main_#t~mem206.offset, main_#t~mem207.base, main_#t~mem207.offset, main_#t~mem209, main_#t~mem208, main_#t~mem210.base, main_#t~mem210.offset, main_#t~mem211, main_#t~short212, main_#t~mem213.base, main_#t~mem213.offset, main_#t~mem214, main_#t~malloc215.base, main_#t~malloc215.offset, main_#t~mem216.base, main_#t~mem216.offset, main_#t~mem217.base, main_#t~mem217.offset, main_#t~mem218.base, main_#t~mem218.offset, main_#t~mem219, main_#t~memset~res220.base, main_#t~memset~res220.offset, main_#t~mem221.base, main_#t~mem221.offset, main_#t~mem222.base, main_#t~mem222.offset, main_#t~mem225, main_#t~mem223.base, main_#t~mem223.offset, main_#t~mem224, main_#t~mem226.base, main_#t~mem226.offset, main_#t~mem229, main_#t~mem227.base, main_#t~mem227.offset, main_#t~mem228, main_#t~ite230, main_#t~mem231.base, main_#t~mem231.offset, main_#t~mem235.base, main_#t~mem235.offset, main_#t~mem236.base, main_#t~mem236.offset, main_#t~mem237.base, main_#t~mem237.offset, main_#t~mem238.base, main_#t~mem238.offset, main_#t~mem241, main_#t~mem239.base, main_#t~mem239.offset, main_#t~mem240, main_#t~mem242.base, main_#t~mem242.offset, main_#t~mem243, main_#t~pre244, main_#t~mem245.base, main_#t~mem245.offset, main_#t~mem246, main_#t~mem247.base, main_#t~mem247.offset, main_#t~mem248, main_#t~post249, main_#t~mem253, main_#t~mem251, main_#t~mem250.base, main_#t~mem250.offset, main_#t~mem252, main_#t~mem254, main_#t~post255, main_#t~mem256.base, main_#t~mem256.offset, main_#t~mem257.base, main_#t~mem257.offset, main_#t~mem258.base, main_#t~mem258.offset, main_#t~post232, main_#t~mem233.base, main_#t~mem233.offset, main_#t~mem234, main_#t~mem259.base, main_#t~mem259.offset, main_#t~mem260.base, main_#t~mem260.offset, main_#t~mem261.base, main_#t~mem261.offset, main_#t~mem262, main_#t~mem263.base, main_#t~mem263.offset, main_#t~mem264, main_#t~post265, main_#t~mem266.base, main_#t~mem266.offset, main_#t~mem267.base, main_#t~mem267.offset, main_#t~mem268.base, main_#t~mem268.offset, main_#t~mem269.base, main_#t~mem269.offset, main_#t~mem272, main_#t~mem270.base, main_#t~mem270.offset, main_#t~mem271, main_#t~ite275, main_#t~mem273.base, main_#t~mem273.offset, main_#t~mem274, main_#t~mem276.base, main_#t~mem276.offset, main_#t~mem277, main_#t~mem278.base, main_#t~mem278.offset, main_~_he_bkt~1, main_~_he_bkt_i~1, main_~_he_thh~1.base, main_~_he_thh~1.offset, main_~_he_hh_nxt~1.base, main_~_he_hh_nxt~1.offset, main_~#_he_new_buckets~1.base, main_~#_he_new_buckets~1.offset, main_~_he_newbkt~1.base, main_~_he_newbkt~1.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, main_~_ha_bkt~1, main_~_ha_hashv~1, main_#t~mem7, main_#t~post8, main_#t~mem9, main_#t~mem280, main_#t~mem279, main_#t~mem281, main_#t~mem282, main_#t~mem284, main_#t~mem283, main_#t~mem285, main_#t~mem286, main_#t~mem288, main_#t~mem287, main_#t~mem289, main_#t~mem290, main_#t~switch291, main_#t~mem292, main_#t~mem293, main_#t~mem294, main_#t~mem295, main_#t~mem296, main_#t~mem297, main_#t~mem298, main_#t~mem299, main_#t~mem300, main_#t~mem301, main_#t~mem302, main_~_hj_i~2, main_~_hj_j~2, main_~_hj_k~2, main_~_hj_key~2.base, main_~_hj_key~2.offset, main_#t~mem303.base, main_#t~mem303.offset, main_#t~mem304, main_#t~mem305.base, main_#t~mem305.offset, main_#t~mem306.base, main_#t~mem306.offset, main_#t~mem307.base, main_#t~mem307.offset, main_#t~mem308.base, main_#t~mem308.offset, main_#t~mem309.base, main_#t~mem309.offset, main_#t~mem310.base, main_#t~mem310.offset, main_#t~mem311.base, main_#t~mem311.offset, main_#t~mem312, main_#t~mem313, main_#t~mem314, main_#t~short315, main_#t~mem316.base, main_#t~mem316.offset, main_#t~ret317, main_#t~mem318.base, main_#t~mem318.offset, main_#t~mem319.base, main_#t~mem319.offset, main_#t~mem320.base, main_#t~mem320.offset, main_#t~mem321, main_~_hf_bkt~0, main_~_hf_hashv~0, main_#t~mem322, main_#t~mem324, main_#t~mem323, main_#t~mem325, main_#t~mem326, main_#t~mem328, main_#t~mem327, main_#t~mem329, main_#t~mem330, main_#t~mem332, main_#t~mem331, main_#t~mem333, main_#t~mem334, main_#t~switch335, main_#t~mem336, main_#t~mem337, main_#t~mem338, main_#t~mem339, main_#t~mem340, main_#t~mem341, main_#t~mem342, main_#t~mem343, main_#t~mem344, main_#t~mem345, main_#t~mem346, main_~_hj_i~3, main_~_hj_j~3, main_~_hj_k~3, main_~_hj_key~3.base, main_~_hj_key~3.offset, main_#t~mem347.base, main_#t~mem347.offset, main_#t~mem348, main_#t~mem349.base, main_#t~mem349.offset, main_#t~mem350.base, main_#t~mem350.offset, main_#t~mem351.base, main_#t~mem351.offset, main_#t~mem352.base, main_#t~mem352.offset, main_#t~mem353.base, main_#t~mem353.offset, main_#t~mem354.base, main_#t~mem354.offset, main_#t~mem355.base, main_#t~mem355.offset, main_#t~mem356, main_#t~mem357, main_#t~mem358, main_#t~short359, main_#t~mem360.base, main_#t~mem360.offset, main_#t~ret361, main_#t~mem362.base, main_#t~mem362.offset, main_#t~mem363.base, main_#t~mem363.offset, main_#t~mem364.base, main_#t~mem364.offset, main_#t~mem365, main_~_hf_bkt~1, main_~_hf_hashv~1, main_#t~mem366, main_#t~mem368, main_#t~mem367, main_#t~mem369, main_#t~mem370, main_#t~mem372, main_#t~mem371, main_#t~mem373, main_#t~mem374, main_#t~mem376, main_#t~mem375, main_#t~mem377, main_#t~mem378, main_#t~switch379, main_#t~mem380, main_#t~mem381, main_#t~mem382, main_#t~mem383, main_#t~mem384, main_#t~mem385, main_#t~mem386, main_#t~mem387, main_#t~mem388, main_#t~mem389, main_#t~mem390, main_~_hj_i~4, main_~_hj_j~4, main_~_hj_k~4, main_~_hj_key~4.base, main_~_hj_key~4.offset, main_#t~mem391.base, main_#t~mem391.offset, main_#t~mem392, main_#t~mem393.base, main_#t~mem393.offset, main_#t~mem394.base, main_#t~mem394.offset, main_#t~mem395.base, main_#t~mem395.offset, main_#t~mem396.base, main_#t~mem396.offset, main_#t~mem397.base, main_#t~mem397.offset, main_#t~mem398.base, main_#t~mem398.offset, main_#t~mem399.base, main_#t~mem399.offset, main_#t~mem400, main_#t~mem401, main_#t~mem402, main_#t~short403, main_#t~mem404.base, main_#t~mem404.offset, main_#t~ret405, main_#t~mem406.base, main_#t~mem406.offset, main_#t~mem407.base, main_#t~mem407.offset, main_#t~mem408.base, main_#t~mem408.offset, main_#t~mem409, main_~_hf_bkt~2, main_~_hf_hashv~2, main_#t~mem410, main_#t~mem412, main_#t~mem411, main_#t~mem413, main_#t~mem414, main_#t~mem416, main_#t~mem415, main_#t~mem417, main_#t~mem418, main_#t~mem420, main_#t~mem419, main_#t~mem421, main_#t~mem422, main_#t~switch423, main_#t~mem424, main_#t~mem425, main_#t~mem426, main_#t~mem427, main_#t~mem428, main_#t~mem429, main_#t~mem430, main_#t~mem431, main_#t~mem432, main_#t~mem433, main_#t~mem434, main_~_hj_i~5, main_~_hj_j~5, main_~_hj_k~5, main_~_hj_key~5.base, main_~_hj_key~5.offset, main_#t~mem435.base, main_#t~mem435.offset, main_#t~mem436, main_#t~mem437.base, main_#t~mem437.offset, main_#t~mem438.base, main_#t~mem438.offset, main_#t~mem439.base, main_#t~mem439.offset, main_#t~mem440.base, main_#t~mem440.offset, main_#t~mem441.base, main_#t~mem441.offset, main_#t~mem442.base, main_#t~mem442.offset, main_#t~mem443.base, main_#t~mem443.offset, main_#t~mem444, main_#t~mem445, main_#t~mem446, main_#t~short447, main_#t~mem448.base, main_#t~mem448.offset, main_#t~ret449, main_#t~mem450.base, main_#t~mem450.offset, main_#t~mem451.base, main_#t~mem451.offset, main_#t~mem452.base, main_#t~mem452.offset, main_#t~mem453, main_~_hf_bkt~3, main_~_hf_hashv~3, main_#t~mem454, main_~#i~0.base, main_~#i~0.offset, main_~user~0.base, main_~user~0.offset, main_~tmp~0.base, main_~tmp~0.offset, main_~users~0.base, main_~users~0.offset, main_~altusers~0.base, main_~altusers~0.offset;call main_~#i~0.base, main_~#i~0.offset := #Ultimate.allocOnStack(4);havoc main_~user~0.base, main_~user~0.offset;havoc main_~tmp~0.base, main_~tmp~0.offset;main_~users~0.base, main_~users~0.offset := 0, 0;main_~altusers~0.base, main_~altusers~0.offset := 0, 0;call write~int(0, main_~#i~0.base, main_~#i~0.offset, 4); 3426#L733-4 [2021-11-07 08:00:19,964 INFO L793 eck$LassoCheckResult]: Loop: 3426#L733-4 call main_#t~mem9 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 3311#L733-1 assume !!(main_#t~mem9 < 1000);havoc main_#t~mem9;call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnHeap(72);main_~user~0.base, main_~user~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;havoc main_#t~malloc10.base, main_#t~malloc10.offset; 3313#L735 assume !(main_~user~0.base == 0 && main_~user~0.offset == 0); 3490#L735-2 call main_#t~mem11 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem11, main_~user~0.base, main_~user~0.offset, 4);havoc main_#t~mem11;call main_#t~mem12 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call main_#t~mem13 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);call write~int(main_#t~mem12 * main_#t~mem13, main_~user~0.base, 4 + main_~user~0.offset, 4);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~#i~0.base, main_~#i~0.offset, 4); 3491#L740 assume !(main_#t~mem14 < 10);havoc main_#t~mem14; 3422#L743-123 havoc main_~_ha_hashv~1; 3423#L743-48 goto; 3360#L743-46 havoc main_~_hj_i~1;havoc main_~_hj_j~1;havoc main_~_hj_k~1;main_~_hj_key~1.base, main_~_hj_key~1.offset := main_~user~0.base, main_~user~0.offset;main_~_ha_hashv~1 := 4276993775;main_~_hj_j~1 := 2654435769;main_~_hj_i~1 := main_~_hj_j~1;main_~_hj_k~1 := 4; 3361#L743-7 assume !(main_~_hj_k~1 % 4294967296 >= 12); 3435#L743-8 main_~_ha_hashv~1 := 4 + main_~_ha_hashv~1;main_#t~switch159 := 11 == main_~_hj_k~1; 3436#L743-9 assume !main_#t~switch159; 3715#L743-11 main_#t~switch159 := main_#t~switch159 || 10 == main_~_hj_k~1; 3543#L743-12 assume !main_#t~switch159; 3544#L743-14 main_#t~switch159 := main_#t~switch159 || 9 == main_~_hj_k~1; 3594#L743-15 assume !main_#t~switch159; 3632#L743-17 main_#t~switch159 := main_#t~switch159 || 8 == main_~_hj_k~1; 3633#L743-18 assume !main_#t~switch159; 3601#L743-20 main_#t~switch159 := main_#t~switch159 || 7 == main_~_hj_k~1; 3602#L743-21 assume !main_#t~switch159; 3549#L743-23 main_#t~switch159 := main_#t~switch159 || 6 == main_~_hj_k~1; 3550#L743-24 assume !main_#t~switch159; 3669#L743-26 main_#t~switch159 := main_#t~switch159 || 5 == main_~_hj_k~1; 3545#L743-27 assume !main_#t~switch159; 3546#L743-29 main_#t~switch159 := main_#t~switch159 || 4 == main_~_hj_k~1; 3339#L743-30 assume main_#t~switch159;call main_#t~mem167 := read~int(main_~_hj_key~1.base, 3 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 16777216 * (main_#t~mem167 % 256);havoc main_#t~mem167; 3340#L743-32 main_#t~switch159 := main_#t~switch159 || 3 == main_~_hj_k~1; 3510#L743-33 assume main_#t~switch159;call main_#t~mem168 := read~int(main_~_hj_key~1.base, 2 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 65536 * (main_#t~mem168 % 256);havoc main_#t~mem168; 3699#L743-35 main_#t~switch159 := main_#t~switch159 || 2 == main_~_hj_k~1; 3617#L743-36 assume main_#t~switch159;call main_#t~mem169 := read~int(main_~_hj_key~1.base, 1 + main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + 256 * (main_#t~mem169 % 256);havoc main_#t~mem169; 3618#L743-38 main_#t~switch159 := main_#t~switch159 || 1 == main_~_hj_k~1; 3534#L743-39 assume main_#t~switch159;call main_#t~mem170 := read~int(main_~_hj_key~1.base, main_~_hj_key~1.offset, 1);main_~_hj_i~1 := main_~_hj_i~1 + main_#t~mem170 % 256;havoc main_#t~mem170; 3535#L743-41 havoc main_#t~switch159; 3647#L743-44 main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 8192);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 256 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 8192);main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 4096);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 65536 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 32);main_~_hj_i~1 := main_~_hj_i~1 - main_~_hj_j~1;main_~_hj_i~1 := main_~_hj_i~1 - main_~_ha_hashv~1;main_~_hj_i~1 := ~bitwiseXor(main_~_hj_i~1, main_~_ha_hashv~1 / 8);main_~_hj_j~1 := main_~_hj_j~1 - main_~_ha_hashv~1;main_~_hj_j~1 := main_~_hj_j~1 - main_~_hj_i~1;main_~_hj_j~1 := ~bitwiseXor(main_~_hj_j~1, 1024 * main_~_hj_i~1);main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_i~1;main_~_ha_hashv~1 := main_~_ha_hashv~1 - main_~_hj_j~1;main_~_ha_hashv~1 := ~bitwiseXor(main_~_ha_hashv~1, main_~_hj_j~1 / 32768); 3648#L743-43 goto; 3671#L743-45 goto; 3393#L743-47 goto; 3386#L743-121 call write~int(main_~_ha_hashv~1, main_~user~0.base, 68 + main_~user~0.offset, 4);call write~$Pointer$(main_~user~0.base, main_~user~0.offset, main_~user~0.base, 60 + main_~user~0.offset, 4);call write~int(4, main_~user~0.base, 64 + main_~user~0.offset, 4); 3387#L743-50 assume !(main_~altusers~0.base == 0 && main_~altusers~0.offset == 0);call main_#t~mem188.base, main_#t~mem188.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call write~$Pointer$(main_#t~mem188.base, main_#t~mem188.offset, main_~user~0.base, 40 + main_~user~0.offset, 4);havoc main_#t~mem188.base, main_#t~mem188.offset; 3605#L743-66 call write~$Pointer$(0, 0, main_~user~0.base, 48 + main_~user~0.offset, 4);call main_#t~mem189.base, main_#t~mem189.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem190.base, main_#t~mem190.offset := read~$Pointer$(main_#t~mem189.base, 16 + main_#t~mem189.offset, 4);call main_#t~mem191.base, main_#t~mem191.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem192 := read~int(main_#t~mem191.base, 20 + main_#t~mem191.offset, 4);call write~$Pointer$(main_#t~mem190.base, main_#t~mem190.offset - main_#t~mem192, main_~user~0.base, 44 + main_~user~0.offset, 4);havoc main_#t~mem189.base, main_#t~mem189.offset;havoc main_#t~mem190.base, main_#t~mem190.offset;havoc main_#t~mem191.base, main_#t~mem191.offset;havoc main_#t~mem192;call main_#t~mem193.base, main_#t~mem193.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem194.base, main_#t~mem194.offset := read~$Pointer$(main_#t~mem193.base, 16 + main_#t~mem193.offset, 4);call write~$Pointer$(main_~user~0.base, main_~user~0.offset, main_#t~mem194.base, 8 + main_#t~mem194.offset, 4);havoc main_#t~mem193.base, main_#t~mem193.offset;havoc main_#t~mem194.base, main_#t~mem194.offset;call main_#t~mem195.base, main_#t~mem195.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call write~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, main_#t~mem195.base, 16 + main_#t~mem195.offset, 4);havoc main_#t~mem195.base, main_#t~mem195.offset; 3606#L743-65 goto; 3418#L743-119 havoc main_~_ha_bkt~1;call main_#t~mem196.base, main_#t~mem196.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem197 := read~int(main_#t~mem196.base, 12 + main_#t~mem196.offset, 4);main_#t~post198 := main_#t~mem197;call write~int(1 + main_#t~post198, main_#t~mem196.base, 12 + main_#t~mem196.offset, 4);havoc main_#t~mem196.base, main_#t~mem196.offset;havoc main_#t~mem197;havoc main_#t~post198; 3419#L743-70 call main_#t~mem199.base, main_#t~mem199.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem200 := read~int(main_#t~mem199.base, 4 + main_#t~mem199.offset, 4);main_~_ha_bkt~1 := ~bitwiseAnd(main_~_ha_hashv~1, main_#t~mem200 - 1);havoc main_#t~mem199.base, main_#t~mem199.offset;havoc main_#t~mem200; 3382#L743-69 goto; 3383#L743-117 call main_#t~mem201.base, main_#t~mem201.offset := read~$Pointer$(main_~altusers~0.base, 40 + main_~altusers~0.offset, 4);call main_#t~mem202.base, main_#t~mem202.offset := read~$Pointer$(main_#t~mem201.base, main_#t~mem201.offset, 4);main_~_ha_head~1.base, main_~_ha_head~1.offset := main_#t~mem202.base, main_#t~mem202.offset + 12 * (if main_~_ha_bkt~1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~1 % 4294967296 % 4294967296 else main_~_ha_bkt~1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem201.base, main_#t~mem201.offset;havoc main_#t~mem202.base, main_#t~mem202.offset;call main_#t~mem203 := read~int(main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);main_#t~post204 := main_#t~mem203;call write~int(1 + main_#t~post204, main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);havoc main_#t~mem203;havoc main_#t~post204;call main_#t~mem205.base, main_#t~mem205.offset := read~$Pointer$(main_~_ha_head~1.base, main_~_ha_head~1.offset, 4);call write~$Pointer$(main_#t~mem205.base, main_#t~mem205.offset, main_~user~0.base, 56 + main_~user~0.offset, 4);havoc main_#t~mem205.base, main_#t~mem205.offset;call write~$Pointer$(0, 0, main_~user~0.base, 52 + main_~user~0.offset, 4);call main_#t~mem206.base, main_#t~mem206.offset := read~$Pointer$(main_~_ha_head~1.base, main_~_ha_head~1.offset, 4); 3531#L743-72 assume !(main_#t~mem206.base != 0 || main_#t~mem206.offset != 0);havoc main_#t~mem206.base, main_#t~mem206.offset; 3520#L743-74 call write~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, main_~_ha_head~1.base, main_~_ha_head~1.offset, 4);call main_#t~mem209 := read~int(main_~_ha_head~1.base, 4 + main_~_ha_head~1.offset, 4);call main_#t~mem208 := read~int(main_~_ha_head~1.base, 8 + main_~_ha_head~1.offset, 4);main_#t~short212 := main_#t~mem209 % 4294967296 >= 10 * (1 + main_#t~mem208) % 4294967296; 3445#L743-75 assume main_#t~short212;call main_#t~mem210.base, main_#t~mem210.offset := read~$Pointer$(main_~user~0.base, 40 + main_~user~0.offset, 4);call main_#t~mem211 := read~int(main_#t~mem210.base, 36 + main_#t~mem210.offset, 4);main_#t~short212 := 0 == main_#t~mem211 % 4294967296; 3446#L743-77 assume !main_#t~short212;havoc main_#t~mem209;havoc main_#t~mem208;havoc main_#t~mem210.base, main_#t~mem210.offset;havoc main_#t~mem211;havoc main_#t~short212; 3440#L743-116 goto; 3441#L743-118 goto; 3542#L743-120 goto; 3714#L743-122 goto; 3425#L733-3 call main_#t~mem7 := read~int(main_~#i~0.base, main_~#i~0.offset, 4);main_#t~post8 := main_#t~mem7;call write~int(1 + main_#t~post8, main_~#i~0.base, main_~#i~0.offset, 4);havoc main_#t~mem7;havoc main_#t~post8; 3426#L733-4 [2021-11-07 08:00:19,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:19,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times [2021-11-07 08:00:19,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:19,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638968004] [2021-11-07 08:00:19,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:19,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:19,990 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:00:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:20,019 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:00:20,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:00:20,020 INFO L85 PathProgramCache]: Analyzing trace with hash 2074116778, now seen corresponding path program 1 times [2021-11-07 08:00:20,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:00:20,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999152276] [2021-11-07 08:00:20,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:20,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:00:20,033 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:00:20,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1987155051] [2021-11-07 08:00:20,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:00:20,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:00:20,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:00:20,036 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:00:20,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8238b793-928a-417b-abcd-96bc7b73778f/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 08:00:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:00:22,747 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.