./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/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_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/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_f94280b5-7233-4068-aeac-a053879f9279/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 be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:28:06,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:28:06,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:28:06,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:28:06,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:28:06,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:28:06,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:28:06,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:28:06,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:28:06,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:28:06,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:28:06,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:28:06,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:28:06,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:28:06,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:28:06,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:28:06,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:28:06,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:28:06,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:28:06,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:28:06,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:28:06,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:28:06,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:28:06,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:28:06,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:28:06,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:28:06,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:28:06,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:28:06,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:28:06,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:28:06,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:28:06,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:28:06,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:28:06,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:28:06,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:28:06,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:28:06,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:28:06,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:28:06,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:28:06,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:28:06,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:28:06,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 07:28:06,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:28:06,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:28:06,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:28:06,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:28:06,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:28:06,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:28:06,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:28:06,637 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:28:06,637 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:28:06,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:28:06,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:28:06,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:28:06,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:28:06,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:28:06,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:28:06,640 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 07:28:06,640 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:28:06,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:28:06,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:28:06,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:28:06,641 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:28:06,641 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:28:06,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:28:06,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:28:06,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:28:06,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:28:06,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:28:06,643 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:28:06,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:28:06,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:28:06,645 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_f94280b5-7233-4068-aeac-a053879f9279/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1dcf4f68625d62d28b81607385317c3749a3b9c4401099e862ce9a8a6e6751 [2021-11-25 07:28:06,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:28:06,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:28:06,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:28:06,959 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:28:06,960 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:28:06,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2021-11-25 07:28:07,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/data/9d1ca12df/2a19fc8d6a7f483690a30140ecb10635/FLAGbae462437 [2021-11-25 07:28:07,742 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:28:07,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i [2021-11-25 07:28:07,780 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/data/9d1ca12df/2a19fc8d6a7f483690a30140ecb10635/FLAGbae462437 [2021-11-25 07:28:07,967 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/data/9d1ca12df/2a19fc8d6a7f483690a30140ecb10635 [2021-11-25 07:28:07,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:28:07,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:28:07,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:28:07,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:28:07,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:28:07,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:07" (1/1) ... [2021-11-25 07:28:07,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2df1d58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:07, skipping insertion in model container [2021-11-25 07:28:07,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:07" (1/1) ... [2021-11-25 07:28:07,990 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:28:08,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:28:08,668 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_f94280b5-7233-4068-aeac-a053879f9279/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i[33021,33034] [2021-11-25 07:28:08,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:28:08,892 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:28:08,936 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_f94280b5-7233-4068-aeac-a053879f9279/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-1.i[33021,33034] [2021-11-25 07:28:08,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:28:09,032 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:28:09,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09 WrapperNode [2021-11-25 07:28:09,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:28:09,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:28:09,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:28:09,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:28:09,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,160 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-25 07:28:09,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:28:09,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:28:09,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:28:09,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:28:09,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:28:09,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:28:09,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:28:09,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:28:09,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:09" (1/1) ... [2021-11-25 07:28:09,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:28:09,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:28:09,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:28:09,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:28:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:28:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 07:28:09,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 07:28:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:28:09,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 07:28:09,482 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 07:28:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:28:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:28:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:28:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:28:09,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:28:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:28:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:28:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:28:09,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:28:09,824 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:28:09,826 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:28:11,016 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:28:11,512 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:28:11,512 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-25 07:28:11,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:28:11 BoogieIcfgContainer [2021-11-25 07:28:11,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:28:11,518 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:28:11,518 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:28:11,531 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:28:11,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:28:11" (1/1) ... [2021-11-25 07:28:11,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:28:11,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:11,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-25 07:28:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-25 07:28:11,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:28:11,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:11,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:11,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:11,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:11,891 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 07:28:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:11,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-25 07:28:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-25 07:28:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:28:11,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:11,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:12,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:12,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:12,045 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 07:28:12,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-25 07:28:12,053 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-25 07:28:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:28:12,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:12,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:12,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:12,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:12,176 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 07:28:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-25 07:28:12,183 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-25 07:28:12,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:28:12,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:12,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:12,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:12,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:12,348 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 07:28:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:12,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-25 07:28:12,359 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-25 07:28:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:28:12,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:12,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:12,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:12,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:12,500 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 07:28:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-25 07:28:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-25 07:28:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:28:12,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:12,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:13,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:13,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:13,597 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 07:28:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-25 07:28:13,706 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-25 07:28:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:28:13,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:13,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:14,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 3016 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:14,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:15,071 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 07:28:15,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:15,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-25 07:28:15,542 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-25 07:28:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:28:15,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:15,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:16,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:16,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:16,368 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 07:28:16,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:16,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-25 07:28:16,390 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-25 07:28:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:28:16,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:16,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:17,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 1799 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:17,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:17,178 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 07:28:17,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-25 07:28:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-25 07:28:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:28:17,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:17,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:18,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:18,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:18,471 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 07:28:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-25 07:28:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-25 07:28:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:28:19,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:19,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:19,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:19,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:19,704 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 07:28:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-25 07:28:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-25 07:28:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:28:19,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:19,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:20,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 1826 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:20,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:20,421 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 07:28:20,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:20,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-25 07:28:20,431 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-25 07:28:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:28:20,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:20,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:21,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:21,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:21,492 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 07:28:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-25 07:28:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-25 07:28:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:28:21,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:21,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 3046 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:22,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:28:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-25 07:28:23,434 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-25 07:28:23,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:28:23,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:23,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:24,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 3030 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:24,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:24,591 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 07:28:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:24,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-25 07:28:24,603 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-25 07:28:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:28:24,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:24,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:25,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:25,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:25,612 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 07:28:25,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:25,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-25 07:28:25,643 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-25 07:28:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:28:25,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:25,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:26,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 3059 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:26,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:26,649 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 07:28:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-25 07:28:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-25 07:28:26,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:28:26,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:26,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:27,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:27,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:27,653 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 07:28:27,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:27,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-25 07:28:27,691 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-25 07:28:27,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:27,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:27,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:28,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:28,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:28,808 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 07:28:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-25 07:28:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-25 07:28:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:28,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:28,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:29,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:30,055 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 07:28:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:30,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-25 07:28:30,114 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-25 07:28:30,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:28:30,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:30,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:31,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:31,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:31,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:28:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:31,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-25 07:28:31,313 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-25 07:28:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:28:31,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:31,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:32,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 3061 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:32,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:28:32,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:32,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-25 07:28:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-25 07:28:32,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:28:32,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:32,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:33,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 3271 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-25 07:28:33,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:33,752 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 07:28:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-25 07:28:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-25 07:28:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:33,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:33,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:34,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 3277 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:34,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:35,063 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 07:28:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:35,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-25 07:28:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-25 07:28:35,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:28:35,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:35,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:36,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:36,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:36,182 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 07:28:36,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:36,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-25 07:28:36,223 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-25 07:28:36,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:28:36,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:36,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:36,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:36,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:37,001 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 07:28:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-25 07:28:37,054 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-25 07:28:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 07:28:37,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:37,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:38,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:38,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:38,458 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 07:28:38,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:38,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-25 07:28:38,822 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-25 07:28:38,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:28:38,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:38,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:39,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:39,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:39,573 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 07:28:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:39,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-25 07:28:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-25 07:28:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:28:39,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:39,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:40,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:40,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:40,642 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 07:28:40,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:40,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-25 07:28:40,710 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-25 07:28:40,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:28:40,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:40,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:41,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 3307 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:41,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:28:42,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-25 07:28:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-25 07:28:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:28:42,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:42,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:43,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 3294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 07:28:43,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:43,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:28:43,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-25 07:28:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-25 07:28:43,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:28:43,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:43,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:44,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:44,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:44,986 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:28:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-25 07:28:45,158 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-25 07:28:45,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:28:45,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:45,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:45,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:45,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 07:28:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-25 07:28:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-25 07:28:46,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:28:46,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:46,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:47,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 2198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 07:28:47,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:47,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:28:47,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:47,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:28:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:28:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:28:47,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:47,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:53,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 1320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 07:28:53,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 07:28:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:28:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-25 07:28:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-25 07:28:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:28:53,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:53,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-25 07:29:04,359 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 07:29:04,364 INFO L158 Benchmark]: Toolchain (without parser) took 56391.07ms. Allocated memory was 113.2MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 73.4MB in the beginning and 904.4MB in the end (delta: -831.0MB). Peak memory consumption was 520.8MB. Max. memory is 16.1GB. [2021-11-25 07:29:04,366 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:29:04,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1060.48ms. Allocated memory is still 113.2MB. Free memory was 73.2MB in the beginning and 62.8MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 07:29:04,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.42ms. Allocated memory is still 113.2MB. Free memory was 62.8MB in the beginning and 55.3MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:29:04,369 INFO L158 Benchmark]: Boogie Preprocessor took 162.43ms. Allocated memory is still 113.2MB. Free memory was 55.3MB in the beginning and 84.6MB in the end (delta: -29.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-25 07:29:04,369 INFO L158 Benchmark]: RCFGBuilder took 2185.02ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 84.5MB in the beginning and 86.5MB in the end (delta: -2.0MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2021-11-25 07:29:04,370 INFO L158 Benchmark]: CodeCheck took 52844.02ms. Allocated memory was 151.0MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 86.5MB in the beginning and 904.4MB in the end (delta: -817.9MB). Peak memory consumption was 494.9MB. Max. memory is 16.1GB. [2021-11-25 07:29:04,376 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 0.31ms. Allocated memory is still 113.2MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1060.48ms. Allocated memory is still 113.2MB. Free memory was 73.2MB in the beginning and 62.8MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.42ms. Allocated memory is still 113.2MB. Free memory was 62.8MB in the beginning and 55.3MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.43ms. Allocated memory is still 113.2MB. Free memory was 55.3MB in the beginning and 84.6MB in the end (delta: -29.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2185.02ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 84.5MB in the beginning and 86.5MB in the end (delta: -2.0MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * CodeCheck took 52844.02ms. Allocated memory was 151.0MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 86.5MB in the beginning and 904.4MB in the end (delta: -817.9MB). Peak memory consumption was 494.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 07:29:04,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94280b5-7233-4068-aeac-a053879f9279/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_f94280b5-7233-4068-aeac-a053879f9279/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