./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:21:51,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:21:51,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:21:52,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:21:52,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:21:52,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:21:52,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:21:52,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:21:52,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:21:52,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:21:52,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:21:52,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:21:52,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:21:52,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:21:52,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:21:52,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:21:52,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:21:52,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:21:52,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:21:52,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:21:52,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:21:52,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:21:52,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:21:52,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:21:52,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:21:52,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:21:52,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:21:52,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:21:52,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:21:52,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:21:52,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:21:52,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:21:52,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:21:52,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:21:52,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:21:52,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:21:52,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:21:52,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:21:52,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:21:52,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:21:52,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:21:52,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:21:52,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:21:52,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:21:52,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:21:52,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:21:52,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:21:52,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:21:52,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:21:52,136 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:21:52,137 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:21:52,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:21:52,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:21:52,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:21:52,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:21:52,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:21:52,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:21:52,138 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:21:52,138 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:21:52,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:21:52,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:21:52,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:21:52,139 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:21:52,139 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:21:52,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:21:52,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:52,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:21:52,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:21:52,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:21:52,140 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:21:52,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:21:52,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:21:52,141 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_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85752dfa9e642a242de1661b045d725551498d8fafaaba42a5d915ccb8e5b948 [2021-11-13 23:21:52,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:21:52,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:21:52,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:21:52,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:21:52,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:21:52,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2021-11-13 23:21:52,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/data/91ae32e3a/a49c427924a14e63a6971b26ffba1aed/FLAG85fd3ea34 [2021-11-13 23:21:53,150 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:21:53,150 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i [2021-11-13 23:21:53,174 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/data/91ae32e3a/a49c427924a14e63a6971b26ffba1aed/FLAG85fd3ea34 [2021-11-13 23:21:53,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/data/91ae32e3a/a49c427924a14e63a6971b26ffba1aed [2021-11-13 23:21:53,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:21:53,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:21:53,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:53,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:21:53,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:21:53,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:53" (1/1) ... [2021-11-13 23:21:53,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3579b395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:53, skipping insertion in model container [2021-11-13 23:21:53,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:53" (1/1) ... [2021-11-13 23:21:53,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:21:53,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:21:53,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2021-11-13 23:21:54,013 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2021-11-13 23:21:54,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:54,075 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:21:54,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[33021,33034] [2021-11-13 23:21:54,166 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-3.i[49681,49694] [2021-11-13 23:21:54,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:54,222 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:21:54,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54 WrapperNode [2021-11-13 23:21:54,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:54,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:54,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:21:54,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:21:54,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:54,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:21:54,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:21:54,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:21:54,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:21:54,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:21:54,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:21:54,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:21:54,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:54" (1/1) ... [2021-11-13 23:21:54,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:54,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:21:54,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:21:54,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:21:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:21:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:21:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:21:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:21:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:21:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:21:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:21:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:21:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:21:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 23:21:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:21:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:21:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:21:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:21:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:21:59,543 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:21:59,544 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-13 23:21:59,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:59 BoogieIcfgContainer [2021-11-13 23:21:59,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:21:59,550 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:21:59,550 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:21:59,561 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:21:59,561 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:59" (1/1) ... [2021-11-13 23:21:59,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:21:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 326 transitions. [2021-11-13 23:21:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 326 transitions. [2021-11-13 23:21:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:21:59,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:00,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 192 states and 329 transitions. [2021-11-13 23:22:00,158 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 329 transitions. [2021-11-13 23:22:00,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:22:00,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:00,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 191 states and 328 transitions. [2021-11-13 23:22:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 328 transitions. [2021-11-13 23:22:00,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:22:00,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:00,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 191 states and 324 transitions. [2021-11-13 23:22:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 324 transitions. [2021-11-13 23:22:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:22:00,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2021-11-13 23:22:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2021-11-13 23:22:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:22:00,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:00,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2021-11-13 23:22:00,840 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2021-11-13 23:22:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:22:00,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:00,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:00,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:00,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:00,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2021-11-13 23:22:01,233 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2021-11-13 23:22:01,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:22:01,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:01,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:01,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:01,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:01,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2021-11-13 23:22:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2021-11-13 23:22:01,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:22:01,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:01,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 236 states and 346 transitions. [2021-11-13 23:22:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 346 transitions. [2021-11-13 23:22:02,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:22:02,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:02,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 236 states and 344 transitions. [2021-11-13 23:22:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 344 transitions. [2021-11-13 23:22:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:22:02,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:02,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:02,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-13 23:22:03,376 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-13 23:22:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:22:03,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 282 states and 400 transitions. [2021-11-13 23:22:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 400 transitions. [2021-11-13 23:22:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:22:03,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:03,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:03,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:03,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 282 states and 398 transitions. [2021-11-13 23:22:03,891 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 398 transitions. [2021-11-13 23:22:03,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:22:03,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:03,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:04,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 316 states and 440 transitions. [2021-11-13 23:22:04,589 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 440 transitions. [2021-11-13 23:22:04,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:22:04,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:04,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 316 states and 438 transitions. [2021-11-13 23:22:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 438 transitions. [2021-11-13 23:22:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:22:04,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:04,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:04,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 316 states and 436 transitions. [2021-11-13 23:22:05,102 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 436 transitions. [2021-11-13 23:22:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:22:05,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 316 states and 434 transitions. [2021-11-13 23:22:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 434 transitions. [2021-11-13 23:22:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:22:05,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:05,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 319 states and 436 transitions. [2021-11-13 23:22:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 436 transitions. [2021-11-13 23:22:05,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:22:05,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:05,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:05,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 322 states and 438 transitions. [2021-11-13 23:22:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 438 transitions. [2021-11-13 23:22:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:22:06,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 325 states and 440 transitions. [2021-11-13 23:22:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-11-13 23:22:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:22:06,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:06,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2021-11-13 23:22:06,762 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2021-11-13 23:22:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:22:06,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:06,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:06,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:06,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 331 states and 444 transitions. [2021-11-13 23:22:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 444 transitions. [2021-11-13 23:22:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:22:07,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:07,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 334 states and 446 transitions. [2021-11-13 23:22:07,651 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 446 transitions. [2021-11-13 23:22:07,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:22:07,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:07,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:07,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:07,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 334 states and 445 transitions. [2021-11-13 23:22:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 445 transitions. [2021-11-13 23:22:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:22:07,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2021-11-13 23:22:08,565 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2021-11-13 23:22:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:22:08,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:08,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:08,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:08,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2021-11-13 23:22:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2021-11-13 23:22:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:22:08,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:08,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:09,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 361 states and 476 transitions. [2021-11-13 23:22:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 476 transitions. [2021-11-13 23:22:09,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:22:09,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:09,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 370 states and 487 transitions. [2021-11-13 23:22:10,022 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 487 transitions. [2021-11-13 23:22:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:22:10,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 379 states and 497 transitions. [2021-11-13 23:22:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 497 transitions. [2021-11-13 23:22:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:22:10,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 388 states and 507 transitions. [2021-11-13 23:22:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 507 transitions. [2021-11-13 23:22:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:22:10,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:10,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:10,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:10,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:11,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:11,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 397 states and 518 transitions. [2021-11-13 23:22:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 518 transitions. [2021-11-13 23:22:11,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-13 23:22:11,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:11,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:11,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:11,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 398 states and 520 transitions. [2021-11-13 23:22:13,127 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-11-13 23:22:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:22:13,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:13,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 411 states and 535 transitions. [2021-11-13 23:22:13,620 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 535 transitions. [2021-11-13 23:22:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:22:13,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:13,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:13,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:13,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:22:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 420 states and 545 transitions. [2021-11-13 23:22:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 545 transitions. [2021-11-13 23:22:14,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:22:14,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:14,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:14,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:22:14,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-13 23:22:14,447 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-13 23:22:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:22:14,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:22:15,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:15,586 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:22:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 423 states and 547 transitions. [2021-11-13 23:22:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 547 transitions. [2021-11-13 23:22:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:22:15,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:16,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:22:16,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:16,688 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:22:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:16,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 425 states and 555 transitions. [2021-11-13 23:22:16,830 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 555 transitions. [2021-11-13 23:22:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:22:16,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:16,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:17,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:17,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:22:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 426 states and 557 transitions. [2021-11-13 23:22:18,094 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 557 transitions. [2021-11-13 23:22:18,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:22:18,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:18,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 23:22:18,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:19,045 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:22:19,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 428 states and 561 transitions. [2021-11-13 23:22:19,409 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 561 transitions. [2021-11-13 23:22:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:22:19,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:19,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:19,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 23:22:19,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 23:22:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 429 states and 563 transitions. [2021-11-13 23:22:21,208 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 563 transitions. [2021-11-13 23:22:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:22:21,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:22:21,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 429 states and 561 transitions. [2021-11-13 23:22:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 561 transitions. [2021-11-13 23:22:21,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:22:21,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 23:22:21,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:22:21,982 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:22:23,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 432 states and 563 transitions. [2021-11-13 23:22:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 563 transitions. [2021-11-13 23:22:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:22:23,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:23,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-13 23:22:33,772 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 23:22:33,777 INFO L158 Benchmark]: Toolchain (without parser) took 40413.73ms. Allocated memory was 98.6MB in the beginning and 287.3MB in the end (delta: 188.7MB). Free memory was 60.8MB in the beginning and 98.7MB in the end (delta: -37.9MB). Peak memory consumption was 153.7MB. Max. memory is 16.1GB. [2021-11-13 23:22:33,777 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:22:33,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 859.67ms. Allocated memory is still 98.6MB. Free memory was 60.6MB in the beginning and 48.8MB in the end (delta: 11.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-13 23:22:33,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.19ms. Allocated memory is still 98.6MB. Free memory was 48.8MB in the beginning and 68.3MB in the end (delta: -19.6MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-11-13 23:22:33,779 INFO L158 Benchmark]: Boogie Preprocessor took 156.07ms. Allocated memory is still 98.6MB. Free memory was 68.3MB in the beginning and 57.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 23:22:33,780 INFO L158 Benchmark]: RCFGBuilder took 4982.32ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 57.0MB in the beginning and 93.6MB in the end (delta: -36.5MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2021-11-13 23:22:33,781 INFO L158 Benchmark]: CodeCheck took 34225.26ms. Allocated memory was 146.8MB in the beginning and 287.3MB in the end (delta: 140.5MB). Free memory was 93.6MB in the beginning and 98.7MB in the end (delta: -5.1MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. [2021-11-13 23:22:33,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 81.8MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 859.67ms. Allocated memory is still 98.6MB. Free memory was 60.6MB in the beginning and 48.8MB in the end (delta: 11.8MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.19ms. Allocated memory is still 98.6MB. Free memory was 48.8MB in the beginning and 68.3MB in the end (delta: -19.6MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.07ms. Allocated memory is still 98.6MB. Free memory was 68.3MB in the beginning and 57.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4982.32ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 57.0MB in the beginning and 93.6MB in the end (delta: -36.5MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * CodeCheck took 34225.26ms. Allocated memory was 146.8MB in the beginning and 287.3MB in the end (delta: 140.5MB). Free memory was 93.6MB in the beginning and 98.7MB in the end (delta: -5.1MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 23:22:33,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b04dfc1c-87f6-4762-8f53-74c737599438/bin/ukojak-2xVlg8857e/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown