./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN --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 adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:24:24,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:24:24,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:24:24,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:24:24,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:24:24,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:24:24,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:24:24,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:24:24,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:24:24,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:24:24,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:24:24,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:24:24,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:24:24,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:24:24,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:24:24,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:24:24,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:24:24,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:24:24,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:24:24,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:24:24,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:24:24,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:24:24,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:24:24,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:24:24,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:24:24,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:24:24,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:24:24,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:24:24,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:24:24,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:24:24,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:24:24,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:24:24,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:24:24,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:24:24,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:24:24,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:24:24,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:24:24,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:24:24,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:24:24,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:24:24,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:24:24,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:24:25,025 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:24:25,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:24:25,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:24:25,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:24:25,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:24:25,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:24:25,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:24:25,029 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:24:25,029 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:24:25,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:24:25,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:24:25,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:24:25,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:24:25,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:24:25,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:24:25,031 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:24:25,032 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:24:25,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:24:25,032 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:24:25,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:24:25,032 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:24:25,033 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:24:25,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:24:25,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:24:25,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:24:25,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:24:25,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:24:25,034 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:24:25,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:24:25,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:24:25,037 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_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adfc1710e761824cc0d761ee45a1724b8fd34135f47dcc82b27f8b64b97ca013 [2021-11-21 06:24:25,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:24:25,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:24:25,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:24:25,345 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:24:25,345 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:24:25,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-21 06:24:25,409 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/data/3be432954/1b846452ce8c426b9735b245fb5f0385/FLAGed1eedbbf [2021-11-21 06:24:26,012 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:24:26,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i [2021-11-21 06:24:26,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/data/3be432954/1b846452ce8c426b9735b245fb5f0385/FLAGed1eedbbf [2021-11-21 06:24:26,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/data/3be432954/1b846452ce8c426b9735b245fb5f0385 [2021-11-21 06:24:26,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:24:26,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:24:26,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:24:26,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:24:26,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:24:26,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:24:26" (1/1) ... [2021-11-21 06:24:26,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dacb5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:26, skipping insertion in model container [2021-11-21 06:24:26,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:24:26" (1/1) ... [2021-11-21 06:24:26,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:24:26,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:24:26,764 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_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-21 06:24:26,903 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_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-21 06:24:26,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:24:26,940 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:24:26,978 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_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[33021,33034] [2021-11-21 06:24:27,051 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_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test5-1.i[49681,49694] [2021-11-21 06:24:27,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:24:27,107 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:24:27,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27 WrapperNode [2021-11-21 06:24:27,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:24:27,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:24:27,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:24:27,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:24:27,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,228 INFO L137 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1412 [2021-11-21 06:24:27,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:24:27,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:24:27,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:24:27,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:24:27,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:24:27,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:24:27,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:24:27,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:24:27,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:24:27" (1/1) ... [2021-11-21 06:24:27,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:24:27,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:24:27,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:24:27,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:24:27,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:24:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:24:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:24:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:24:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:24:27,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:24:27,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:24:27,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:24:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:24:27,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:24:27,769 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:24:27,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:24:29,142 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:24:29,624 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:24:29,624 INFO L301 CfgBuilder]: Removed 83 assume(true) statements. [2021-11-21 06:24:29,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:24:29 BoogieIcfgContainer [2021-11-21 06:24:29,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:24:29,629 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:24:29,629 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:24:29,640 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:24:29,640 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:24:29" (1/1) ... [2021-11-21 06:24:29,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:24:29,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 164 states and 279 transitions. [2021-11-21 06:24:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 279 transitions. [2021-11-21 06:24:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:24:29,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:29,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:29,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:29,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:29,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 166 states and 282 transitions. [2021-11-21 06:24:29,995 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2021-11-21 06:24:29,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:24:29,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:29,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:30,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:30,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:30,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 165 states and 281 transitions. [2021-11-21 06:24:30,115 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 281 transitions. [2021-11-21 06:24:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:24:30,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:30,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:30,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:30,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:30,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:30,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 165 states and 277 transitions. [2021-11-21 06:24:30,244 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 277 transitions. [2021-11-21 06:24:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:24:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:30,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:30,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:30,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:30,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:30,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-21 06:24:30,397 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-21 06:24:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:30,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:30,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:30,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:30,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 165 states and 257 transitions. [2021-11-21 06:24:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2021-11-21 06:24:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:24:30,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:30,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:30,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:30,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:30,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 165 states and 245 transitions. [2021-11-21 06:24:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2021-11-21 06:24:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:24:30,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:30,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:31,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:31,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:31,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:31,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-21 06:24:31,630 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-21 06:24:31,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:24:31,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:31,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:31,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:31,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 210 states and 299 transitions. [2021-11-21 06:24:31,827 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 299 transitions. [2021-11-21 06:24:31,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:24:31,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:31,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:31,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:31,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 210 states and 297 transitions. [2021-11-21 06:24:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 297 transitions. [2021-11-21 06:24:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:24:32,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:32,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:32,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:32,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:32,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 256 states and 355 transitions. [2021-11-21 06:24:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 355 transitions. [2021-11-21 06:24:32,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:24:32,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:32,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:32,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:32,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:33,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:33,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:33,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 256 states and 353 transitions. [2021-11-21 06:24:33,072 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 353 transitions. [2021-11-21 06:24:33,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:24:33,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:33,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:33,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:33,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:33,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:33,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 256 states and 351 transitions. [2021-11-21 06:24:33,271 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 351 transitions. [2021-11-21 06:24:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:24:33,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:33,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:33,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:33,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:33,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:33,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 256 states and 349 transitions. [2021-11-21 06:24:33,474 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 349 transitions. [2021-11-21 06:24:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:24:33,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:33,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:33,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:33,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:33,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:34,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 290 states and 391 transitions. [2021-11-21 06:24:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 391 transitions. [2021-11-21 06:24:34,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:24:34,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:34,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:34,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:34,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:34,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 290 states and 389 transitions. [2021-11-21 06:24:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 389 transitions. [2021-11-21 06:24:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:24:34,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:34,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:34,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:34,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 293 states and 391 transitions. [2021-11-21 06:24:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 391 transitions. [2021-11-21 06:24:34,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:24:34,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:34,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:34,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:34,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 293 states and 389 transitions. [2021-11-21 06:24:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 389 transitions. [2021-11-21 06:24:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:24:34,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:34,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:34,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:34,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:35,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 391 transitions. [2021-11-21 06:24:35,148 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 391 transitions. [2021-11-21 06:24:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:24:35,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:35,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:35,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:35,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:35,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 299 states and 393 transitions. [2021-11-21 06:24:35,461 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-11-21 06:24:35,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:24:35,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:35,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:35,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:35,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:35,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 302 states and 395 transitions. [2021-11-21 06:24:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 395 transitions. [2021-11-21 06:24:35,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:24:35,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:35,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:35,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:35,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 06:24:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 06:24:36,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:24:36,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:36,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:36,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:36,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:36,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2021-11-21 06:24:36,428 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2021-11-21 06:24:36,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:24:36,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:36,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:36,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:36,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:36,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:36,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 308 states and 398 transitions. [2021-11-21 06:24:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 398 transitions. [2021-11-21 06:24:36,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:24:36,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:36,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:36,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:36,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:36,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:37,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 317 states and 409 transitions. [2021-11-21 06:24:37,283 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2021-11-21 06:24:37,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:24:37,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:37,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:37,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:37,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:24:37,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 326 states and 419 transitions. [2021-11-21 06:24:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-11-21 06:24:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:24:37,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:37,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:37,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:37,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:24:37,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:37,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-11-21 06:24:37,889 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-11-21 06:24:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:24:37,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:37,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:38,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:38,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:38,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:38,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 344 states and 440 transitions. [2021-11-21 06:24:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 440 transitions. [2021-11-21 06:24:38,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:24:38,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:38,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:38,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:38,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:24:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:38,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 353 states and 450 transitions. [2021-11-21 06:24:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 450 transitions. [2021-11-21 06:24:38,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:24:38,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:38,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:38,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:38,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:24:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 362 states and 460 transitions. [2021-11-21 06:24:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 460 transitions. [2021-11-21 06:24:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:24:39,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:39,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:39,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:39,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:39,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:39,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 371 states and 471 transitions. [2021-11-21 06:24:39,658 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 471 transitions. [2021-11-21 06:24:39,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:24:39,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:39,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:39,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:39,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:39,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:24:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:40,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-11-21 06:24:40,588 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-11-21 06:24:40,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:24:40,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:40,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:40,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:40,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:40,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:24:41,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 385 states and 488 transitions. [2021-11-21 06:24:41,070 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 488 transitions. [2021-11-21 06:24:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:24:41,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:41,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:41,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:41,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:24:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 394 states and 498 transitions. [2021-11-21 06:24:41,470 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 498 transitions. [2021-11-21 06:24:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:24:41,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:41,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:41,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:41,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:41,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:24:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 397 states and 500 transitions. [2021-11-21 06:24:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 500 transitions. [2021-11-21 06:24:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:24:41,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:41,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:42,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:24:42,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:24:43,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 399 states and 508 transitions. [2021-11-21 06:24:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 508 transitions. [2021-11-21 06:24:43,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:24:43,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:43,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:43,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:43,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:24:44,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 400 states and 510 transitions. [2021-11-21 06:24:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 510 transitions. [2021-11-21 06:24:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:24:44,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:44,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:51,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 06:24:51,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:24:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:51,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 402 states and 514 transitions. [2021-11-21 06:24:51,665 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 514 transitions. [2021-11-21 06:24:51,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:24:51,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:51,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:51,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:24:51,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:52,306 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:24:53,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 403 states and 516 transitions. [2021-11-21 06:24:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 516 transitions. [2021-11-21 06:24:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:24:53,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:53,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:53,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:24:53,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:24:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 403 states and 514 transitions. [2021-11-21 06:24:53,459 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 514 transitions. [2021-11-21 06:24:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:24:53,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:53,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:53,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:24:53,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:24:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:24:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-21 06:24:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-21 06:24:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:24:54,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:54,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:02,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:25:02,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:25:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 06:25:02,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:02,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 406 states and 516 transitions. [2021-11-21 06:25:02,737 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 516 transitions. [2021-11-21 06:25:02,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:25:02,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:02,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:25:12,910 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) [2021-11-21 06:25:12,914 INFO L158 Benchmark]: Toolchain (without parser) took 46657.44ms. Allocated memory was 115.3MB in the beginning and 289.4MB in the end (delta: 174.1MB). Free memory was 83.7MB in the beginning and 140.4MB in the end (delta: -56.7MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. [2021-11-21 06:25:12,914 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:25:12,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 850.56ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 83.7MB in the beginning and 83.9MB in the end (delta: -161.6kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-21 06:25:12,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.97ms. Allocated memory is still 138.4MB. Free memory was 83.9MB in the beginning and 75.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:25:12,916 INFO L158 Benchmark]: Boogie Preprocessor took 153.62ms. Allocated memory is still 138.4MB. Free memory was 75.0MB in the beginning and 65.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:25:12,917 INFO L158 Benchmark]: RCFGBuilder took 2244.33ms. Allocated memory is still 138.4MB. Free memory was 65.5MB in the beginning and 54.7MB in the end (delta: 10.9MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2021-11-21 06:25:12,918 INFO L158 Benchmark]: CodeCheck took 43282.96ms. Allocated memory was 138.4MB in the beginning and 289.4MB in the end (delta: 151.0MB). Free memory was 54.7MB in the beginning and 140.4MB in the end (delta: -85.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2021-11-21 06:25:12,921 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 0.26ms. Allocated memory is still 115.3MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 850.56ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 83.7MB in the beginning and 83.9MB in the end (delta: -161.6kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.97ms. Allocated memory is still 138.4MB. Free memory was 83.9MB in the beginning and 75.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.62ms. Allocated memory is still 138.4MB. Free memory was 75.0MB in the beginning and 65.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2244.33ms. Allocated memory is still 138.4MB. Free memory was 65.5MB in the beginning and 54.7MB in the end (delta: 10.9MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * CodeCheck took 43282.96ms. Allocated memory was 138.4MB in the beginning and 289.4MB in the end (delta: 151.0MB). Free memory was 54.7MB in the beginning and 140.4MB in the end (delta: -85.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:25:12,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_a965d3ab-39fa-4099-9bd0-a1972e5df9ca/bin/ukojak-vF6T2TMglN/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