./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.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_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/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_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/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_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/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 1b503f9744330c40db60063d7713649b00b515fae7df517a0a6da071e866822e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:36:51,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:36:51,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:36:51,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:36:51,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:36:51,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:36:51,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:36:51,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:36:51,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:36:51,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:36:51,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:36:51,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:36:51,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:36:51,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:36:51,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:36:51,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:36:51,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:36:51,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:36:51,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:36:51,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:36:51,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:36:51,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:36:51,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:36:51,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:36:51,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:36:51,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:36:51,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:36:51,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:36:51,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:36:51,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:36:51,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:36:51,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:36:51,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:36:51,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:36:51,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:36:51,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:36:51,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:36:51,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:36:51,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:36:51,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:36:51,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:36:51,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:36:51,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:36:51,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:36:51,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:36:51,610 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:36:51,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:36:51,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:36:51,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:36:51,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:36:51,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:36:51,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:36:51,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:36:51,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:36:51,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:36:51,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:36:51,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:36:51,620 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:36:51,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:36:51,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:36:51,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:36:51,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:36:51,622 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:36:51,622 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:36:51,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:36:51,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:36:51,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:36:51,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:36:51,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:36:51,623 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:36:51,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:36:51,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:36:51,625 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_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b503f9744330c40db60063d7713649b00b515fae7df517a0a6da071e866822e [2021-11-25 06:36:51,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:36:51,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:36:51,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:36:51,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:36:51,923 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:36:51,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i [2021-11-25 06:36:52,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/data/9c3cee69c/b1d0106f50dd44308866d0dacfe53150/FLAG133f78055 [2021-11-25 06:36:52,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:36:52,395 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i [2021-11-25 06:36:52,400 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/data/9c3cee69c/b1d0106f50dd44308866d0dacfe53150/FLAG133f78055 [2021-11-25 06:36:52,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/data/9c3cee69c/b1d0106f50dd44308866d0dacfe53150 [2021-11-25 06:36:52,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:36:52,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:36:52,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:36:52,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:36:52,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:36:52,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:36:52" (1/1) ... [2021-11-25 06:36:52,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@748a4f38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:52, skipping insertion in model container [2021-11-25 06:36:52,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:36:52" (1/1) ... [2021-11-25 06:36:52,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:36:52,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:36:53,015 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_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i[873,886] [2021-11-25 06:36:53,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:36:53,028 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:36:53,038 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_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i[873,886] [2021-11-25 06:36:53,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:36:53,051 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:36:53,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53 WrapperNode [2021-11-25 06:36:53,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:36:53,053 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:36:53,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:36:53,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:36:53,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,088 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2021-11-25 06:36:53,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:36:53,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:36:53,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:36:53,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:36:53,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:36:53,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:36:53,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:36:53,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:36:53,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:36:53,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:36:53,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:36:53,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:36:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:36:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:36:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:36:53,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:36:53,281 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:36:53,283 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:36:53,430 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:36:53,462 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:36:53,463 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 06:36:53,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:36:53 BoogieIcfgContainer [2021-11-25 06:36:53,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:36:53,466 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:36:53,466 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:36:53,479 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:36:53,479 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:36:53" (1/1) ... [2021-11-25 06:36:53,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:36:53,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2021-11-25 06:36:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-25 06:36:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:36:53,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:53,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:53,686 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 06:36:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:53,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-25 06:36:53,722 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-25 06:36:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:36:53,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:53,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:53,756 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 06:36:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:53,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2021-11-25 06:36:53,846 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-11-25 06:36:53,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:36:53,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:53,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2021-11-25 06:36:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-11-25 06:36:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:36:53,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:53,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:54,115 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-25 06:36:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-25 06:36:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:36:54,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:54,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-25 06:36:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-25 06:36:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:36:54,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:54,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:54,565 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:54,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-25 06:36:54,696 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-25 06:36:54,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:36:54,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:54,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:54,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:54,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2021-11-25 06:36:54,940 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2021-11-25 06:36:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:54,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:54,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:55,053 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2021-11-25 06:36:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-11-25 06:36:55,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:36:55,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:55,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2021-11-25 06:36:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2021-11-25 06:36:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:36:55,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:55,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:55,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-11-25 06:36:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-11-25 06:36:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:36:55,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:55,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-11-25 06:36:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-11-25 06:36:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:36:55,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:55,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:56,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2021-11-25 06:36:56,091 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2021-11-25 06:36:56,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:36:56,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:56,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2021-11-25 06:36:56,277 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2021-11-25 06:36:56,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:36:56,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:56,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2021-11-25 06:36:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-11-25 06:36:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:36:56,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:56,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:56,602 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:56,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2021-11-25 06:36:56,708 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2021-11-25 06:36:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:36:56,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:56,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:56,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-11-25 06:36:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-11-25 06:36:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:36:56,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:56,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:57,004 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:57,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2021-11-25 06:36:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2021-11-25 06:36:57,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:36:57,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:57,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:57,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2021-11-25 06:36:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2021-11-25 06:36:57,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:36:57,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:57,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:57,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2021-11-25 06:36:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2021-11-25 06:36:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:36:57,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:57,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:57,768 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2021-11-25 06:36:57,896 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2021-11-25 06:36:57,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:36:57,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:57,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2021-11-25 06:36:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2021-11-25 06:36:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:36:58,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:58,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:58,296 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2021-11-25 06:36:58,441 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2021-11-25 06:36:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:36:58,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:58,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:58,563 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:58,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:58,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2021-11-25 06:36:58,737 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2021-11-25 06:36:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:36:58,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:58,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2021-11-25 06:36:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2021-11-25 06:36:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 06:36:59,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:59,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 79 states and 104 transitions. [2021-11-25 06:36:59,316 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2021-11-25 06:36:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:36:59,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:59,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:59,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2021-11-25 06:36:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2021-11-25 06:36:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 06:36:59,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:59,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2021-11-25 06:36:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2021-11-25 06:36:59,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 06:36:59,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:59,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:00,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2021-11-25 06:37:00,276 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2021-11-25 06:37:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 06:37:00,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:00,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:00,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:00,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 91 states and 120 transitions. [2021-11-25 06:37:00,618 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2021-11-25 06:37:00,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 06:37:00,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:00,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 94 states and 124 transitions. [2021-11-25 06:37:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 124 transitions. [2021-11-25 06:37:00,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 06:37:00,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:00,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:01,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:01,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2021-11-25 06:37:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2021-11-25 06:37:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 06:37:01,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:01,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:37:01,329 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 06:37:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:37:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:37:01,462 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-25 06:37:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-25 06:37:01,589 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2021-11-25 06:37:01,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 06:37:01 ImpRootNode [2021-11-25 06:37:01,668 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 06:37:01,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 06:37:01,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 06:37:01,669 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 06:37:01,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:36:53" (3/4) ... [2021-11-25 06:37:01,671 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-25 06:37:01,822 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 06:37:01,823 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 06:37:01,823 INFO L158 Benchmark]: Toolchain (without parser) took 9020.28ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 76.1MB in the beginning and 106.7MB in the end (delta: -30.6MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-25 06:37:01,824 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:37:01,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.62ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 92.6MB in the end (delta: -16.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 06:37:01,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.67ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 91.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:37:01,826 INFO L158 Benchmark]: Boogie Preprocessor took 39.42ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 90.2MB in the end (delta: 789.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:37:01,826 INFO L158 Benchmark]: RCFGBuilder took 335.52ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 80.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 06:37:01,826 INFO L158 Benchmark]: CodeCheck took 8202.30ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 80.1MB in the beginning and 110.9MB in the end (delta: -30.8MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2021-11-25 06:37:01,827 INFO L158 Benchmark]: Witness Printer took 154.16ms. Allocated memory is still 184.5MB. Free memory was 110.9MB in the beginning and 106.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 06:37:01,829 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 8.1s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2074 SdHoareTripleChecker+Valid, 9.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1952 mSDsluCounter, 2046 SdHoareTripleChecker+Invalid, 7.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1922 mSDsCounter, 1517 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5484 IncrementalHoareTripleChecker+Invalid, 7001 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1517 mSolverCounterUnsat, 124 mSDtfsCounter, 5484 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10161 GetRequests, 8763 SyntacticMatches, 1276 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5978 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1524 NumberOfCodeBlocks, 1524 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1399 ConstructedInterpolants, 0 QuantifiedInterpolants, 6871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 2 PerfectInterpolantSequences, 0/13050 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 24]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int x = __VERIFIER_nondet_int(); [L21] int y = __VERIFIER_nondet_int(); [L22] COND FALSE !(!(x==1 && y==1)) VAL [x=1, y=1] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=2, y=2] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=4, y=4] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=8, y=8] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=16, y=16] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=32, y=32] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=64, y=64] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=128, y=128] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=256, y=256] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=512, y=512] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=1024, y=1024] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=2048, y=2048] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=4096, y=4096] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=8192, y=8192] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=16384, y=16384] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=32768, y=32768] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=65536, y=65536] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=131072, y=131072] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=262144, y=262144] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=524288, y=524288] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=1048576, y=1048576] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=2097152, y=2097152] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=4194304, y=4194304] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=8388608, y=8388608] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=16777216, y=16777216] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=33554432, y=33554432] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=67108864, y=67108864] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=134217728, y=134217728] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=268435456, y=268435456] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=536870912, y=536870912] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x VAL [x=1073741824, y=1073741824] [L23] COND TRUE __VERIFIER_nondet_bool() [L24] x+y VAL [x=1073741824, y=1073741824] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.62ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 92.6MB in the end (delta: -16.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.67ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 91.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.42ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 90.2MB in the end (delta: 789.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 335.52ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 80.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 8202.30ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 80.1MB in the beginning and 110.9MB in the end (delta: -30.8MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * Witness Printer took 154.16ms. Allocated memory is still 184.5MB. Free memory was 110.9MB in the beginning and 106.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-25 06:37:01,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_987c0dbb-975a-48fb-a9a7-3b1c3bc7faf5/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)