./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.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_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/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_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/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_678910ad-b3fb-4c2a-805e-289fab5e45ad/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 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:26:37,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:26:37,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:26:37,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:26:37,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:26:37,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:26:37,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:26:37,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:26:37,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:26:37,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:26:37,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:26:37,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:26:37,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:26:37,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:26:37,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:26:37,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:26:37,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:26:37,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:26:37,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:26:37,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:26:37,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:26:37,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:26:37,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:26:37,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:26:37,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:26:37,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:26:37,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:26:37,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:26:37,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:26:37,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:26:37,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:26:37,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:26:37,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:26:37,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:26:37,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:26:37,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:26:37,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:26:37,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:26:37,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:26:37,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:26:37,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:26:38,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:26:38,050 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:26:38,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:26:38,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:26:38,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:26:38,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:26:38,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:26:38,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:26:38,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:26:38,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:26:38,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:26:38,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:26:38,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:26:38,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:26:38,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:26:38,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:26:38,058 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:26:38,058 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:26:38,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:26:38,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:26:38,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:26:38,059 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:26:38,060 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:26:38,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:26:38,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:26:38,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:26:38,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:26:38,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:26:38,061 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:26:38,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:26:38,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:26:38,064 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_678910ad-b3fb-4c2a-805e-289fab5e45ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3011b5baaaedb6c621e2913d841379eae3b8a9da7212e43b784fc8c1004eda96 [2021-11-25 07:26:38,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:26:38,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:26:38,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:26:38,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:26:38,475 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:26:38,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2021-11-25 07:26:38,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/data/3dd098676/dd21db54befe4267be4e90a2cd468f17/FLAG5bcacb114 [2021-11-25 07:26:39,304 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:26:39,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i [2021-11-25 07:26:39,323 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/data/3dd098676/dd21db54befe4267be4e90a2cd468f17/FLAG5bcacb114 [2021-11-25 07:26:39,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/data/3dd098676/dd21db54befe4267be4e90a2cd468f17 [2021-11-25 07:26:39,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:26:39,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:26:39,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:26:39,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:26:39,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:26:39,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:26:39" (1/1) ... [2021-11-25 07:26:39,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277d067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:39, skipping insertion in model container [2021-11-25 07:26:39,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:26:39" (1/1) ... [2021-11-25 07:26:39,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:26:39,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:26:40,097 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_678910ad-b3fb-4c2a-805e-289fab5e45ad/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[33021,33034] [2021-11-25 07:26:40,323 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_678910ad-b3fb-4c2a-805e-289fab5e45ad/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[45234,45247] [2021-11-25 07:26:40,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:26:40,365 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:26:40,396 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_678910ad-b3fb-4c2a-805e-289fab5e45ad/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[33021,33034] [2021-11-25 07:26:40,446 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_678910ad-b3fb-4c2a-805e-289fab5e45ad/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test8-2.i[45234,45247] [2021-11-25 07:26:40,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:26:40,517 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:26:40,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40 WrapperNode [2021-11-25 07:26:40,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:26:40,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:26:40,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:26:40,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:26:40,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,676 INFO L137 Inliner]: procedures = 177, calls = 348, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2021-11-25 07:26:40,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:26:40,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:26:40,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:26:40,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:26:40,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:26:40,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:26:40,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:26:40,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:26:40,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:26:40" (1/1) ... [2021-11-25 07:26:40,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:26:40,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:26:40,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:26:40,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:26:40,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:26:40,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:26:40,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:26:40,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:26:40,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:26:40,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:26:40,925 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-25 07:26:40,925 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-25 07:26:40,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:26:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:26:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:26:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:26:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 07:26:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:26:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:26:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:26:40,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:26:40,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:26:41,186 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:26:41,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:26:42,593 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:26:43,132 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:26:43,132 INFO L301 CfgBuilder]: Removed 71 assume(true) statements. [2021-11-25 07:26:43,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:26:43 BoogieIcfgContainer [2021-11-25 07:26:43,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:26:43,139 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:26:43,139 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:26:43,150 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:26:43,151 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:26:43" (1/1) ... [2021-11-25 07:26:43,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:26:43,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 172 states and 293 transitions. [2021-11-25 07:26:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 293 transitions. [2021-11-25 07:26:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:26:43,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:43,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:43,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:26:43,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:43,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:26:43,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:26:43,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:26:43,685 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 07:26:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:43,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 175 states and 298 transitions. [2021-11-25 07:26:43,763 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 298 transitions. [2021-11-25 07:26:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:26:43,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:43,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:43,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 07:26:43,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:43,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-25 07:26:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 07:26:43,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-25 07:26:44,001 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 07:26:44,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 176 states and 299 transitions. [2021-11-25 07:26:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 299 transitions. [2021-11-25 07:26:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:26:44,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:44,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:44,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:44,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:44,228 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 07:26:44,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-25 07:26:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-25 07:26:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 07:26:44,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:44,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:44,334 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 07:26:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:44,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 176 states and 292 transitions. [2021-11-25 07:26:44,458 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 292 transitions. [2021-11-25 07:26:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 07:26:44,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:44,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:44,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:44,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:44,653 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 07:26:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2021-11-25 07:26:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2021-11-25 07:26:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 07:26:44,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:44,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:44,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:44,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:44,879 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 07:26:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2021-11-25 07:26:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2021-11-25 07:26:44,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:26:44,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:44,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:45,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:45,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:45,111 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 07:26:45,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:45,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 176 states and 274 transitions. [2021-11-25 07:26:45,210 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 274 transitions. [2021-11-25 07:26:45,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:26:45,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:45,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:45,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:45,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:45,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:46,099 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 07:26:46,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:46,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 205 states and 313 transitions. [2021-11-25 07:26:46,808 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2021-11-25 07:26:46,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 07:26:46,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:46,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:47,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:47,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:47,643 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 07:26:48,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 354 transitions. [2021-11-25 07:26:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 354 transitions. [2021-11-25 07:26:48,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:26:48,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:48,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:48,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:48,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:48,984 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 07:26:48,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:48,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 235 states and 352 transitions. [2021-11-25 07:26:48,993 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 352 transitions. [2021-11-25 07:26:48,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:26:48,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:48,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:49,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1598 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:49,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:49,556 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 07:26:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:49,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 235 states and 350 transitions. [2021-11-25 07:26:49,564 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 350 transitions. [2021-11-25 07:26:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:26:49,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:49,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:50,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 1627 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:26:50,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:50,224 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 07:26:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 235 states and 348 transitions. [2021-11-25 07:26:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 348 transitions. [2021-11-25 07:26:50,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 07:26:50,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:50,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:50,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 1599 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:50,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:50,965 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 07:26:50,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 238 states and 350 transitions. [2021-11-25 07:26:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 350 transitions. [2021-11-25 07:26:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:26:51,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:51,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:51,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:51,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:51,675 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 07:26:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 241 states and 352 transitions. [2021-11-25 07:26:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 352 transitions. [2021-11-25 07:26:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:26:51,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:51,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:52,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:52,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:52,476 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 07:26:53,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:53,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 255 states and 370 transitions. [2021-11-25 07:26:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 370 transitions. [2021-11-25 07:26:53,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:26:53,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:53,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:53,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:53,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:53,551 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 07:26:53,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:53,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 267 states and 385 transitions. [2021-11-25 07:26:53,596 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 385 transitions. [2021-11-25 07:26:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:26:53,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:53,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:53,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:53,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:53,987 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 07:26:54,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:54,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 279 states and 400 transitions. [2021-11-25 07:26:54,073 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 400 transitions. [2021-11-25 07:26:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:26:54,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:54,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:54,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 1619 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:26:54,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:54,871 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 07:26:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 282 states and 402 transitions. [2021-11-25 07:26:54,901 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 402 transitions. [2021-11-25 07:26:54,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:26:54,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:54,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:56,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:26:56,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:26:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:57,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 07:26:57,118 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 07:26:57,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:26:57,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:57,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:57,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:57,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 07:26:57,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:26:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:58,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 07:26:58,530 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 07:26:58,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:26:58,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:58,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:59,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:26:59,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:26:59,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:27:00,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:00,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 284 states and 406 transitions. [2021-11-25 07:27:00,106 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 406 transitions. [2021-11-25 07:27:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:27:00,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:00,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:02,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 07:27:02,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:03,056 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:27:03,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-25 07:27:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-25 07:27:03,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:27:03,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:03,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:12,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:27:12,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:13,042 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:13,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 286 states and 409 transitions. [2021-11-25 07:27:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 409 transitions. [2021-11-25 07:27:13,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:27:13,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:13,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:23,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 07:27:23,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:27:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:27:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:27:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:27:25,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:25,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:27,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:27:27,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:28,075 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:27:28,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:27:28,847 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:27:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:27:28,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:28,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:30,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 07:27:30,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:31,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:27:31,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:27:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:27:31,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:27:31,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:31,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:32,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 07:27:32,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:33,121 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:27:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:33,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 288 states and 414 transitions. [2021-11-25 07:27:33,138 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 414 transitions. [2021-11-25 07:27:33,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:27:33,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:33,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:33,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 07:27:33,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:27:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 290 states and 417 transitions. [2021-11-25 07:27:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 417 transitions. [2021-11-25 07:27:35,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:27:35,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:35,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:35,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 07:27:35,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:36,460 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:27:38,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:39,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 289 states and 420 transitions. [2021-11-25 07:27:39,000 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 420 transitions. [2021-11-25 07:27:39,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:27:39,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:39,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:39,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 07:27:39,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:40,534 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:27:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 289 states and 420 transitions. [2021-11-25 07:27:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 420 transitions. [2021-11-25 07:27:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:27:41,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:41,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:42,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 07:27:42,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:27:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 291 states and 423 transitions. [2021-11-25 07:27:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 423 transitions. [2021-11-25 07:27:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:27:45,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:45,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:47,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 07:27:47,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:48,220 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:27:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:49,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 291 states and 423 transitions. [2021-11-25 07:27:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 423 transitions. [2021-11-25 07:27:49,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:27:49,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:49,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:51,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 07:27:51,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:52,115 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 51 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 07:27:54,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:27:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:27:54,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:27:54,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:54,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:57,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 07:27:57,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:27:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:27:59,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:27:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:27:59,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:27:59,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:59,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:06,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 07:28:06,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:07,381 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:28:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:09,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:28:09,641 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:28:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:28:09,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:09,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:12,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 07:28:12,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:28:15,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 293 states and 432 transitions. [2021-11-25 07:28:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 432 transitions. [2021-11-25 07:28:15,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:28:15,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:15,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:16,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 07:28:16,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:16,684 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 66 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:28:20,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 295 states and 432 transitions. [2021-11-25 07:28:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 432 transitions. [2021-11-25 07:28:20,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:28:20,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:20,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:23,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 07:28:23,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 83 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:28:29,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 297 states and 444 transitions. [2021-11-25 07:28:29,132 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 444 transitions. [2021-11-25 07:28:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:28:29,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 07:28:29,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 102 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-25 07:28:39,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 299 states and 446 transitions. [2021-11-25 07:28:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 446 transitions. [2021-11-25 07:28:39,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:28:39,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:39,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:41,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 07:28:41,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 07:28:46,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:46,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 299 states and 446 transitions. [2021-11-25 07:28:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 446 transitions. [2021-11-25 07:28:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:28:46,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:46,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:28:57,252 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 07:28:57,256 INFO L158 Benchmark]: Toolchain (without parser) took 137766.97ms. Allocated memory was 100.7MB in the beginning and 465.6MB in the end (delta: 364.9MB). Free memory was 79.0MB in the beginning and 307.7MB in the end (delta: -228.7MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB. [2021-11-25 07:28:57,256 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 60.3MB in the beginning and 60.2MB in the end (delta: 35.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:28:57,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1029.05ms. Allocated memory is still 100.7MB. Free memory was 78.8MB in the beginning and 51.2MB in the end (delta: 27.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2021-11-25 07:28:57,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.51ms. Allocated memory is still 100.7MB. Free memory was 51.0MB in the beginning and 70.4MB in the end (delta: -19.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-25 07:28:57,259 INFO L158 Benchmark]: Boogie Preprocessor took 160.66ms. Allocated memory is still 100.7MB. Free memory was 70.4MB in the beginning and 62.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:28:57,260 INFO L158 Benchmark]: RCFGBuilder took 2298.69ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 62.5MB in the beginning and 81.2MB in the end (delta: -18.7MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2021-11-25 07:28:57,261 INFO L158 Benchmark]: CodeCheck took 134115.62ms. Allocated memory was 121.6MB in the beginning and 465.6MB in the end (delta: 343.9MB). Free memory was 80.7MB in the beginning and 307.7MB in the end (delta: -227.0MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. [2021-11-25 07:28:57,265 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 79.7MB. Free memory was 60.3MB in the beginning and 60.2MB in the end (delta: 35.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1029.05ms. Allocated memory is still 100.7MB. Free memory was 78.8MB in the beginning and 51.2MB in the end (delta: 27.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.51ms. Allocated memory is still 100.7MB. Free memory was 51.0MB in the beginning and 70.4MB in the end (delta: -19.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.66ms. Allocated memory is still 100.7MB. Free memory was 70.4MB in the beginning and 62.5MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2298.69ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 62.5MB in the beginning and 81.2MB in the end (delta: -18.7MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * CodeCheck took 134115.62ms. Allocated memory was 121.6MB in the beginning and 465.6MB in the end (delta: 343.9MB). Free memory was 80.7MB in the beginning and 307.7MB in the end (delta: -227.0MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:28:57,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678910ad-b3fb-4c2a-805e-289fab5e45ad/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_678910ad-b3fb-4c2a-805e-289fab5e45ad/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