./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:47:15,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:15,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:15,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:15,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:15,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:15,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:15,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:15,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:15,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:15,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:15,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:15,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:15,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:15,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:15,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:15,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:15,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:15,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:15,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:15,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:15,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:15,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:15,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:15,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:15,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:15,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:15,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:15,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:15,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:15,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:15,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:15,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:15,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:15,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:15,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:15,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:15,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:15,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:15,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:15,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:15,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:47:15,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:15,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:15,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:15,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:15,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:15,322 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:15,322 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:47:15,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:15,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:15,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:15,323 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:47:15,324 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:47:15,324 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:47:15,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:15,324 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:15,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:15,325 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:15,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:15,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:15,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:15,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:15,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:15,326 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:15,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:15,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2022-10-17 16:47:15,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:15,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:15,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:15,647 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:15,647 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:15,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2022-10-17 16:47:15,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/data/9812ef145/deb4cacb1b8b4dccb6df0ded7ba92068/FLAGb8f9f772d [2022-10-17 16:47:16,403 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:16,405 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2022-10-17 16:47:16,438 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/data/9812ef145/deb4cacb1b8b4dccb6df0ded7ba92068/FLAGb8f9f772d [2022-10-17 16:47:16,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/data/9812ef145/deb4cacb1b8b4dccb6df0ded7ba92068 [2022-10-17 16:47:16,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:16,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:16,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:16,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:16,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:16,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d12ffb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:16, skipping insertion in model container [2022-10-17 16:47:16,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:16" (1/1) ... [2022-10-17 16:47:16,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:16,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:17,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2022-10-17 16:47:17,359 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2022-10-17 16:47:17,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:17,396 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:17,437 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2022-10-17 16:47:17,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2022-10-17 16:47:17,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:17,590 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:17,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17 WrapperNode [2022-10-17 16:47:17,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:17,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:17,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:17,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:17,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,757 INFO L138 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 1459 [2022-10-17 16:47:17,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:17,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:17,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:17,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:17,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,928 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:17,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:17,967 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:17,967 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:17,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:17" (1/1) ... [2022-10-17 16:47:17,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:17,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:18,008 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:18,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c38c5e4a-edf0-4109-980c-ee3961521a11/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:47:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:47:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:47:18,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:18,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:47:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:47:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:47:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:18,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:18,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:18,373 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:18,376 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:21,655 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:21,918 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:21,919 INFO L300 CfgBuilder]: Removed 83 assume(true) statements. [2022-10-17 16:47:21,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:21 BoogieIcfgContainer [2022-10-17 16:47:21,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:21,927 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:21,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:21,938 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:21,939 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:21" (1/1) ... [2022-10-17 16:47:21,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:22,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1314 states and 1478 transitions. [2022-10-17 16:47:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1478 transitions. [2022-10-17 16:47:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:47:22,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1313 states and 1477 transitions. [2022-10-17 16:47:22,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1477 transitions. [2022-10-17 16:47:22,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:47:22,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1312 states and 1476 transitions. [2022-10-17 16:47:22,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1476 transitions. [2022-10-17 16:47:22,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:22,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1311 states and 1475 transitions. [2022-10-17 16:47:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1475 transitions. [2022-10-17 16:47:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:22,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1310 states and 1474 transitions. [2022-10-17 16:47:22,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1474 transitions. [2022-10-17 16:47:22,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:22,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1311 states and 1476 transitions. [2022-10-17 16:47:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1476 transitions. [2022-10-17 16:47:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:47:22,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:23,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:23,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1311 states and 1470 transitions. [2022-10-17 16:47:23,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1470 transitions. [2022-10-17 16:47:23,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:47:23,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:47:23,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:23,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:23,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1313 states and 1472 transitions. [2022-10-17 16:47:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1472 transitions. [2022-10-17 16:47:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:47:23,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:47:23,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:23,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:23,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1315 states and 1476 transitions. [2022-10-17 16:47:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1476 transitions. [2022-10-17 16:47:23,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:47:23,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:23,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:23,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1317 states and 1482 transitions. [2022-10-17 16:47:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1482 transitions. [2022-10-17 16:47:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:47:24,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:24,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:24,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:24,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1318 states and 1484 transitions. [2022-10-17 16:47:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1484 transitions. [2022-10-17 16:47:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:47:24,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:24,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:24,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1318 states and 1483 transitions. [2022-10-17 16:47:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1483 transitions. [2022-10-17 16:47:24,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:47:24,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:24,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:24,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1317 states and 1482 transitions. [2022-10-17 16:47:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1482 transitions. [2022-10-17 16:47:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:47:24,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:24,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:24,817 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1318 states and 1484 transitions. [2022-10-17 16:47:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1484 transitions. [2022-10-17 16:47:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:47:25,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:25,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1321 states and 1490 transitions. [2022-10-17 16:47:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1490 transitions. [2022-10-17 16:47:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:47:25,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:25,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:25,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1320 states and 1489 transitions. [2022-10-17 16:47:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1489 transitions. [2022-10-17 16:47:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:47:25,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:25,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:25,561 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1321 states and 1491 transitions. [2022-10-17 16:47:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1491 transitions. [2022-10-17 16:47:25,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:47:25,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:25,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:25,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1320 states and 1490 transitions. [2022-10-17 16:47:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1490 transitions. [2022-10-17 16:47:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:47:25,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:26,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:26,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:26,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1321 states and 1492 transitions. [2022-10-17 16:47:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1492 transitions. [2022-10-17 16:47:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:47:26,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:26,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:26,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:26,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1324 states and 1496 transitions. [2022-10-17 16:47:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1496 transitions. [2022-10-17 16:47:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:47:26,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:26,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:26,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1323 states and 1495 transitions. [2022-10-17 16:47:26,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1495 transitions. [2022-10-17 16:47:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:47:26,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:26,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:26,661 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:26,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:26,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1324 states and 1497 transitions. [2022-10-17 16:47:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1497 transitions. [2022-10-17 16:47:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:47:26,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:27,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:27,059 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:27,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1325 states and 1500 transitions. [2022-10-17 16:47:27,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1500 transitions. [2022-10-17 16:47:27,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:47:27,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:27,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1325 states and 1499 transitions. [2022-10-17 16:47:27,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1499 transitions. [2022-10-17 16:47:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:27,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:27,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:27,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1328 states and 1503 transitions. [2022-10-17 16:47:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1503 transitions. [2022-10-17 16:47:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:27,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:27,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:27,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1327 states and 1502 transitions. [2022-10-17 16:47:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1502 transitions. [2022-10-17 16:47:27,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:47:27,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:27,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:27,790 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:27,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1328 states and 1504 transitions. [2022-10-17 16:47:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1504 transitions. [2022-10-17 16:47:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:28,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:28,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:28,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1327 states and 1503 transitions. [2022-10-17 16:47:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1503 transitions. [2022-10-17 16:47:28,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:47:28,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:28,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:28,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1328 states and 1505 transitions. [2022-10-17 16:47:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1505 transitions. [2022-10-17 16:47:28,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:28,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:28,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:28,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1331 states and 1509 transitions. [2022-10-17 16:47:28,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1509 transitions. [2022-10-17 16:47:28,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:28,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:29,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:29,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1330 states and 1508 transitions. [2022-10-17 16:47:29,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1508 transitions. [2022-10-17 16:47:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:47:29,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:29,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:29,187 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1331 states and 1510 transitions. [2022-10-17 16:47:29,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1510 transitions. [2022-10-17 16:47:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:29,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:29,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:29,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1330 states and 1509 transitions. [2022-10-17 16:47:29,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1509 transitions. [2022-10-17 16:47:29,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:47:29,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:29,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:29,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:29,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:30,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1331 states and 1511 transitions. [2022-10-17 16:47:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1511 transitions. [2022-10-17 16:47:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:30,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:30,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:30,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1334 states and 1515 transitions. [2022-10-17 16:47:30,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1515 transitions. [2022-10-17 16:47:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:30,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:30,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:30,457 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1335 states and 1518 transitions. [2022-10-17 16:47:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1518 transitions. [2022-10-17 16:47:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:47:30,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:30,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:30,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1335 states and 1517 transitions. [2022-10-17 16:47:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1517 transitions. [2022-10-17 16:47:30,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:47:30,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:31,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:31,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:31,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:31,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:31,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1338 states and 1521 transitions. [2022-10-17 16:47:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1521 transitions. [2022-10-17 16:47:31,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:47:31,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:31,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:31,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 16:47:31,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:31,209 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:31,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2022-10-17 16:47:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2022-10-17 16:47:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:47:31,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:31,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:31,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-17 16:47:31,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:31,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:32,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:32,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1370 states and 1564 transitions. [2022-10-17 16:47:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1564 transitions. [2022-10-17 16:47:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:47:32,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:32,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:32,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:32,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:32,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1370 states and 1562 transitions. [2022-10-17 16:47:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1562 transitions. [2022-10-17 16:47:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:47:32,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:32,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:32,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 16:47:32,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:32,385 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:32,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:47:32,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:32,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1355 states and 1543 transitions. [2022-10-17 16:47:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1543 transitions. [2022-10-17 16:47:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:47:32,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:32,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:32,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:47:32,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:32,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1370 states and 1561 transitions. [2022-10-17 16:47:34,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1561 transitions. [2022-10-17 16:47:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:47:34,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:34,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:34,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:34,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1249 states and 1395 transitions. [2022-10-17 16:47:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1395 transitions. [2022-10-17 16:47:34,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:47:34,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:34,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:34,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:34,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:35,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1248 states and 1394 transitions. [2022-10-17 16:47:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1394 transitions. [2022-10-17 16:47:35,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:47:35,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:35,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:35,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:35,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:35,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1247 states and 1393 transitions. [2022-10-17 16:47:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1393 transitions. [2022-10-17 16:47:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:47:35,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:35,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:35,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:35,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:35,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:36,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1247 states and 1392 transitions. [2022-10-17 16:47:36,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1392 transitions. [2022-10-17 16:47:36,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:47:36,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:36,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:36,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:36,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:36,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:36,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1246 states and 1391 transitions. [2022-10-17 16:47:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1391 transitions. [2022-10-17 16:47:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:47:36,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:36,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:36,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:36,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:36,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:36,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1245 states and 1390 transitions. [2022-10-17 16:47:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1390 transitions. [2022-10-17 16:47:36,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:47:36,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:36,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:36,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:36,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:36,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:36,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:37,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1245 states and 1389 transitions. [2022-10-17 16:47:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1389 transitions. [2022-10-17 16:47:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:47:37,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:37,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:37,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:37,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1244 states and 1388 transitions. [2022-10-17 16:47:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1388 transitions. [2022-10-17 16:47:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:47:37,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:37,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:37,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:47:37,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:38,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1243 states and 1387 transitions. [2022-10-17 16:47:38,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1387 transitions. [2022-10-17 16:47:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:47:38,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:47:38,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:38,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1243 states and 1385 transitions. [2022-10-17 16:47:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1385 transitions. [2022-10-17 16:47:38,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:47:38,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:38,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1243 states and 1384 transitions. [2022-10-17 16:47:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1384 transitions. [2022-10-17 16:47:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:47:38,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:38,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:38,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:38,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:38,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:38,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1242 states and 1383 transitions. [2022-10-17 16:47:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1383 transitions. [2022-10-17 16:47:40,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:47:40,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:40,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:40,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:47:40,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:40,500 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-17 16:47:40,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:43,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:43,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1241 states and 1382 transitions. [2022-10-17 16:47:43,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1382 transitions. [2022-10-17 16:47:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:47:43,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:43,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:43,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:43,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:43,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:43,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1240 states and 1381 transitions. [2022-10-17 16:47:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1381 transitions. [2022-10-17 16:47:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:47:43,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:43,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:43,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:43,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:43,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:44,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1239 states and 1380 transitions. [2022-10-17 16:47:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1380 transitions. [2022-10-17 16:47:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:47:44,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:44,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:44,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:44,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:44,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1238 states and 1379 transitions. [2022-10-17 16:47:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1379 transitions. [2022-10-17 16:47:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:47:44,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:44,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:45,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:45,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:45,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1237 states and 1378 transitions. [2022-10-17 16:47:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1378 transitions. [2022-10-17 16:47:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:47:45,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:45,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:45,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:45,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:47:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:45,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1236 states and 1377 transitions. [2022-10-17 16:47:45,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1377 transitions. [2022-10-17 16:47:45,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:47:45,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:45,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:45,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:47:45,733 INFO L286 TraceCheckSpWp]: Computing forward predicates...