./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL --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 c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:12:19,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:12:19,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:12:19,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:12:19,981 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:12:19,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:12:19,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:12:19,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:12:19,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:12:20,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:12:20,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:12:20,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:12:20,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:12:20,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:12:20,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:12:20,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:12:20,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:12:20,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:12:20,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:12:20,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:12:20,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:12:20,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:12:20,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:12:20,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:12:20,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:12:20,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:12:20,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:12:20,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:12:20,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:12:20,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:12:20,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:12:20,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:12:20,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:12:20,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:12:20,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:12:20,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:12:20,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:12:20,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:12:20,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:12:20,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:12:20,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:12:20,049 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:12:20,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:12:20,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:12:20,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:12:20,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:12:20,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:12:20,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:12:20,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:12:20,090 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:12:20,096 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:12:20,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:12:20,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:12:20,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:12:20,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:12:20,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:12:20,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:12:20,098 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:12:20,098 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:12:20,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:12:20,099 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:12:20,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:12:20,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:12:20,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:12:20,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:12:20,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:12:20,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:12:20,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:12:20,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:12:20,101 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:12:20,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:12:20,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:12:20,102 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_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2021-11-25 07:12:20,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:12:20,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:12:20,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:12:20,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:12:20,456 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:12:20,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-25 07:12:20,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/data/9e6e6a51d/fa66363386244edc96e315472346ef8d/FLAGb1c6d937e [2021-11-25 07:12:21,212 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:12:21,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2021-11-25 07:12:21,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/data/9e6e6a51d/fa66363386244edc96e315472346ef8d/FLAGb1c6d937e [2021-11-25 07:12:21,390 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/data/9e6e6a51d/fa66363386244edc96e315472346ef8d [2021-11-25 07:12:21,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:12:21,394 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:12:21,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:12:21,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:12:21,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:12:21,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:12:21" (1/1) ... [2021-11-25 07:12:21,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf66637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:21, skipping insertion in model container [2021-11-25 07:12:21,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:12:21" (1/1) ... [2021-11-25 07:12:21,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:12:21,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:12:22,116 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_ac9f8899-abd9-44dd-9a18-7540c3b05861/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-25 07:12:22,363 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_ac9f8899-abd9-44dd-9a18-7540c3b05861/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-25 07:12:22,375 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:12:22,396 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:12:22,446 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_ac9f8899-abd9-44dd-9a18-7540c3b05861/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[33021,33034] [2021-11-25 07:12:22,559 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_ac9f8899-abd9-44dd-9a18-7540c3b05861/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i[49681,49694] [2021-11-25 07:12:22,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:12:22,617 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:12:22,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22 WrapperNode [2021-11-25 07:12:22,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:12:22,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:12:22,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:12:22,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:12:22,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,810 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-25 07:12:22,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:12:22,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:12:22,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:12:22,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:12:22,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:22,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:23,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:23,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:12:23,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:12:23,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:12:23,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:12:23,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:12:22" (1/1) ... [2021-11-25 07:12:23,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:12:23,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:12:23,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:12:23,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:12:23,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:12:23,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:12:23,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:12:23,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:12:23,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:12:23,163 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:12:23,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:12:23,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:12:23,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:12:23,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:12:23,164 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:12:23,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:12:23,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:12:23,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:12:23,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:12:23,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:12:23,412 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:12:23,414 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:12:24,992 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:12:25,462 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:12:25,462 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-25 07:12:25,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:12:25 BoogieIcfgContainer [2021-11-25 07:12:25,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:12:25,466 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:12:25,466 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:12:25,480 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:12:25,480 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:12:25" (1/1) ... [2021-11-25 07:12:25,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:12:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-25 07:12:25,560 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-25 07:12:25,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:12:25,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:25,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-25 07:12:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-25 07:12:25,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:12:25,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:25,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:25,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:25,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:25,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-25 07:12:25,998 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-25 07:12:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:12:25,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:25,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:26,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-25 07:12:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-25 07:12:26,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:12:26,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-25 07:12:26,363 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-25 07:12:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:12:26,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:26,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:26,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-25 07:12:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-25 07:12:26,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:12:26,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:26,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:27,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 2754 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:27,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:27,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-25 07:12:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-25 07:12:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:12:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:27,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:29,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:29,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:29,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:29,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:29,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:29,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-25 07:12:29,694 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-25 07:12:29,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:12:29,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:29,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:30,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:30,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:30,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:30,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-25 07:12:30,448 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-25 07:12:30,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:12:30,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:30,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:31,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:31,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:31,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-25 07:12:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-25 07:12:31,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:12:31,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:31,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:32,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 3029 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:32,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-25 07:12:32,908 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-25 07:12:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:12:32,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:32,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:33,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:33,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:33,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-25 07:12:33,685 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-25 07:12:33,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:12:33,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:33,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:34,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 1838 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:34,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:34,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-25 07:12:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-25 07:12:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:12:34,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:34,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:35,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:35,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:35,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:35,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-25 07:12:35,573 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-25 07:12:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:12:35,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:35,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:36,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 3058 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:12:36,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:37,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:37,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:37,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-25 07:12:37,339 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-25 07:12:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:12:37,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:37,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:38,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:38,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:38,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:38,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:38,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-25 07:12:38,414 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-25 07:12:38,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:12:38,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:38,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:39,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:39,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:39,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-25 07:12:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-25 07:12:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:12:39,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:39,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:40,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:40,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-25 07:12:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-25 07:12:40,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:12:40,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:40,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:41,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 3043 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:41,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:41,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:41,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-25 07:12:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-25 07:12:41,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:12:41,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:41,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:42,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:42,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-25 07:12:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-25 07:12:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:12:42,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:42,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:43,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:43,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:43,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:43,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:43,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-25 07:12:43,938 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-25 07:12:43,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:12:43,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:43,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:45,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:12:45,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:45,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:45,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-25 07:12:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-25 07:12:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:12:45,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:45,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:46,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:12:46,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:46,559 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:12:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-25 07:12:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-25 07:12:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:12:46,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:46,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:47,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 3283 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:12:47,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:48,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:48,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-25 07:12:48,022 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-25 07:12:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:12:48,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:48,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:48,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 3289 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:48,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:48,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-25 07:12:49,342 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-25 07:12:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:12:49,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:49,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:50,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:50,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:50,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-25 07:12:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-25 07:12:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:12:50,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:50,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:50,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 2165 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:50,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:51,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:51,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-25 07:12:51,053 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-25 07:12:51,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:12:51,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:51,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:52,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 3290 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:52,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:52,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-25 07:12:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-25 07:12:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:12:52,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:52,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:53,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:53,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:53,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-25 07:12:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-25 07:12:53,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:12:53,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:53,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:54,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 2166 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:54,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-25 07:12:54,376 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-25 07:12:54,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:12:54,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:54,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:55,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 3319 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:12:55,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:12:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-25 07:12:55,836 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-25 07:12:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:12:55,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:55,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:56,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:12:56,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:12:57,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-25 07:12:57,588 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-25 07:12:57,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:12:57,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:57,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:58,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:12:58,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:58,518 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-25 07:12:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-25 07:12:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:12:58,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:58,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:12:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:12:59,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 2195 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:12:59,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:12:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:12:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:12:59,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-25 07:12:59,840 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-25 07:12:59,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:12:59,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:12:59,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:00,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 2210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:13:00,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:00,740 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:13:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:13:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:13:00,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:13:00,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:00,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:02,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:13:02,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:13:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:02,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-25 07:13:02,502 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-25 07:13:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:13:02,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:02,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:03,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:13:03,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:13:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-25 07:13:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-25 07:13:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:03,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:03,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:04,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:13:04,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 07:13:05,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:05,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:13:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:13:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:13:05,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:05,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:08,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 07:13:08,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:13:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-25 07:13:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-25 07:13:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:13:08,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:08,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:11,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:13:11,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:13:12,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:12,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-25 07:13:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-25 07:13:12,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:13:12,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:12,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:12,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 2533 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:13:12,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:13,332 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:13:14,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 07:13:14,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-25 07:13:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-25 07:13:14,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:13:14,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:14,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:15,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:13:15,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:15,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:13:15,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-25 07:13:15,964 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-25 07:13:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:13:15,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:15,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:16,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 2751 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:13:16,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:13:16,936 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:13:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:18,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-25 07:13:18,112 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-25 07:13:18,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:13:18,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:18,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:13:28,739 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) [2021-11-25 07:13:28,742 INFO L158 Benchmark]: Toolchain (without parser) took 67347.96ms. Allocated memory was 86.0MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 44.8MB in the beginning and 2.3GB in the end (delta: -2.3GB). Peak memory consumption was 372.4MB. Max. memory is 16.1GB. [2021-11-25 07:13:28,743 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 41.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:13:28,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1222.66ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 44.6MB in the beginning and 48.0MB in the end (delta: -3.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-25 07:13:28,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.18ms. Allocated memory is still 104.9MB. Free memory was 48.0MB in the beginning and 39.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:13:28,746 INFO L158 Benchmark]: Boogie Preprocessor took 221.64ms. Allocated memory is still 104.9MB. Free memory was 39.6MB in the beginning and 30.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:13:28,746 INFO L158 Benchmark]: RCFGBuilder took 2430.65ms. Allocated memory was 104.9MB in the beginning and 153.1MB in the end (delta: 48.2MB). Free memory was 30.2MB in the beginning and 108.9MB in the end (delta: -78.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-25 07:13:28,747 INFO L158 Benchmark]: CodeCheck took 63275.78ms. Allocated memory was 153.1MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 108.9MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 367.5MB. Max. memory is 16.1GB. [2021-11-25 07:13:28,751 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 0.29ms. Allocated memory is still 86.0MB. Free memory was 64.0MB in the beginning and 64.0MB in the end (delta: 41.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1222.66ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 44.6MB in the beginning and 48.0MB in the end (delta: -3.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.18ms. Allocated memory is still 104.9MB. Free memory was 48.0MB in the beginning and 39.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 221.64ms. Allocated memory is still 104.9MB. Free memory was 39.6MB in the beginning and 30.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2430.65ms. Allocated memory was 104.9MB in the beginning and 153.1MB in the end (delta: 48.2MB). Free memory was 30.2MB in the beginning and 108.9MB in the end (delta: -78.7MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * CodeCheck took 63275.78ms. Allocated memory was 153.1MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 108.9MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 367.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:13:28,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/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_ac9f8899-abd9-44dd-9a18-7540c3b05861/bin/ukojak-d1pc8ZmBRL/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