./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/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_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB --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 b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e --- 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 16:30:06,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:06,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:06,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:06,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:06,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:06,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:06,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:06,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:06,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:06,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:06,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:06,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:06,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:06,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:06,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:06,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:06,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:06,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:06,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:06,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:06,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:06,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:06,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:06,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:06,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:06,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:07,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:07,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:07,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:07,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:07,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:07,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:07,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:07,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:07,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:07,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:07,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:07,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:07,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:07,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:07,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:30:07,052 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:07,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:07,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:07,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:07,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:07,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:07,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:07,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:07,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:30:07,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:07,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:07,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:07,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:07,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:07,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:07,063 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:30:07,063 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:07,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:07,063 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:07,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:07,064 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:07,064 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:07,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:07,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:07,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:07,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:07,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:07,066 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:07,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:07,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:07,067 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_ce37cc5b-b806-4875-91d7-b6e1b262e271/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06fba6fbf61d996c1af57497d908c6dba492febf0212a36ee7b28f5806d365e [2022-10-17 16:30:07,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:07,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:07,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:07,372 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:07,373 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:07,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2022-10-17 16:30:07,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/data/7a08c139f/36e1aff59d3241069af3708fc7f62a3a/FLAGb26476a0a [2022-10-17 16:30:08,100 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:08,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i [2022-10-17 16:30:08,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/data/7a08c139f/36e1aff59d3241069af3708fc7f62a3a/FLAGb26476a0a [2022-10-17 16:30:08,272 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/data/7a08c139f/36e1aff59d3241069af3708fc7f62a3a [2022-10-17 16:30:08,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:08,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:08,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:08,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:08,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:08,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:08" (1/1) ... [2022-10-17 16:30:08,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d4ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:08, skipping insertion in model container [2022-10-17 16:30:08,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:08" (1/1) ... [2022-10-17 16:30:08,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:08,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:08,804 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_ce37cc5b-b806-4875-91d7-b6e1b262e271/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i[33022,33035] [2022-10-17 16:30:09,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:09,072 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:09,118 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_ce37cc5b-b806-4875-91d7-b6e1b262e271/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test10-1.i[33022,33035] [2022-10-17 16:30:09,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:09,336 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:09,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09 WrapperNode [2022-10-17 16:30:09,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:09,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:09,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:09,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:09,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,620 INFO L138 Inliner]: procedures = 177, calls = 524, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2179 [2022-10-17 16:30:09,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:09,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:09,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:09,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:09,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,784 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:09,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:09,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:09,809 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:09,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:09" (1/1) ... [2022-10-17 16:30:09,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:09,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:09,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:09,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce37cc5b-b806-4875-91d7-b6e1b262e271/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2022-10-17 16:30:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2022-10-17 16:30:09,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:30:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:30:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:30:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:30:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:30:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:30:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:30:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:30:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:30:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-17 16:30:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:30:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:30:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:10,272 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:10,274 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:13,539 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:14,490 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:14,490 INFO L300 CfgBuilder]: Removed 151 assume(true) statements. [2022-10-17 16:30:14,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:14 BoogieIcfgContainer [2022-10-17 16:30:14,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:14,495 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:14,495 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:14,506 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:14,506 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:14" (1/1) ... [2022-10-17 16:30:14,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:14,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 259 states and 459 transitions. [2022-10-17 16:30:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 459 transitions. [2022-10-17 16:30:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:30:14,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjunts are in the unsatisfiable core [2022-10-17 16:30:14,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:14,853 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-10-17 16:30:14,863 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 16:30:14,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:30:14,908 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:30:14,921 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 16:30:14,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 262 states and 464 transitions. [2022-10-17 16:30:14,982 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 464 transitions. [2022-10-17 16:30:14,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:30:14,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:30:15,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:15,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-10-17 16:30:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:30:15,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-10-17 16:30:15,145 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 16:30:15,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 265 states and 469 transitions. [2022-10-17 16:30:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 469 transitions. [2022-10-17 16:30:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:30:15,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,377 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 16:30:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 265 states and 467 transitions. [2022-10-17 16:30:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 467 transitions. [2022-10-17 16:30:15,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:30:15,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:15,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:15,493 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 16:30:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 265 states and 464 transitions. [2022-10-17 16:30:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 464 transitions. [2022-10-17 16:30:15,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:15,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,580 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 16:30:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 265 states and 460 transitions. [2022-10-17 16:30:15,603 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 460 transitions. [2022-10-17 16:30:15,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:30:15,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:15,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:15,698 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 16:30:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 265 states and 456 transitions. [2022-10-17 16:30:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 456 transitions. [2022-10-17 16:30:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:30:15,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,959 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 16:30:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 265 states and 451 transitions. [2022-10-17 16:30:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 451 transitions. [2022-10-17 16:30:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:30:16,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:16,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:16,209 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 16:30:16,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 265 states and 445 transitions. [2022-10-17 16:30:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 445 transitions. [2022-10-17 16:30:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:30:16,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:16,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:16,781 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 16:30:17,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 265 states and 439 transitions. [2022-10-17 16:30:17,010 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 439 transitions. [2022-10-17 16:30:17,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:30:17,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:17,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:17,783 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 16:30:18,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 280 states and 460 transitions. [2022-10-17 16:30:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 460 transitions. [2022-10-17 16:30:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:30:18,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:18,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:18,651 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 16:30:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 280 states and 458 transitions. [2022-10-17 16:30:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 458 transitions. [2022-10-17 16:30:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:18,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:18,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:18,936 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 16:30:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 280 states and 456 transitions. [2022-10-17 16:30:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 456 transitions. [2022-10-17 16:30:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:30:18,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 1599 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:19,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 280 states and 454 transitions. [2022-10-17 16:30:19,543 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 454 transitions. [2022-10-17 16:30:19,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:30:19,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1589 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:20,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:20,208 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 16:30:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 280 states and 449 transitions. [2022-10-17 16:30:20,228 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 449 transitions. [2022-10-17 16:30:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:30:20,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 1605 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:20,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:21,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 283 states and 451 transitions. [2022-10-17 16:30:21,007 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 451 transitions. [2022-10-17 16:30:21,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:30:21,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 1636 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:21,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:21,639 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 16:30:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 283 states and 445 transitions. [2022-10-17 16:30:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 445 transitions. [2022-10-17 16:30:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:30:21,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:30:21,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:21,966 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 16:30:21,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-10-17 16:30:22,030 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-10-17 16:30:22,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2022-10-17 16:30:22,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 16:30:22,067 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-10-17 16:30:22,068 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-10-17 16:30:22,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 16:30:22,127 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-10-17 16:30:22,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 286 states and 451 transitions. [2022-10-17 16:30:22,581 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 451 transitions. [2022-10-17 16:30:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:30:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 2918 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:23,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:23,704 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 16:30:23,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 286 states and 445 transitions. [2022-10-17 16:30:23,754 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 445 transitions. [2022-10-17 16:30:23,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:30:23,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:24,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:25,087 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 16:30:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 301 states and 467 transitions. [2022-10-17 16:30:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 467 transitions. [2022-10-17 16:30:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:30:26,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 1844 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:26,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:26,775 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 16:30:26,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 301 states and 465 transitions. [2022-10-17 16:30:26,787 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 465 transitions. [2022-10-17 16:30:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:30:26,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 1871 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:27,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:27,578 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 16:30:27,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 301 states and 463 transitions. [2022-10-17 16:30:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 463 transitions. [2022-10-17 16:30:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:30:27,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 3075 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:28,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:28,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 301 states and 461 transitions. [2022-10-17 16:30:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 461 transitions. [2022-10-17 16:30:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:30:28,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 3081 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:29,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:29,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:30,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:30,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 304 states and 463 transitions. [2022-10-17 16:30:30,026 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 463 transitions. [2022-10-17 16:30:30,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:30:30,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:30,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:30,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 332 states and 497 transitions. [2022-10-17 16:30:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 497 transitions. [2022-10-17 16:30:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:30:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 2218 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:30:32,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:32,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 335 states and 499 transitions. [2022-10-17 16:30:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 499 transitions. [2022-10-17 16:30:32,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:30:32,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:33,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 2241 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:33,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:30:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:33,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 335 states and 497 transitions. [2022-10-17 16:30:33,390 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 497 transitions. [2022-10-17 16:30:33,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:30:33,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:33,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:34,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 2453 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:30:34,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:30:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:30:34,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:34,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 335 states and 496 transitions. [2022-10-17 16:30:34,298 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 496 transitions. [2022-10-17 16:30:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:30:34,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:34,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms