./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ --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 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:41:20,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:41:20,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:41:21,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:41:21,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:41:21,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:41:21,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:41:21,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:41:21,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:41:21,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:41:21,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:41:21,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:41:21,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:41:21,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:41:21,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:41:21,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:41:21,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:41:21,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:41:21,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:41:21,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:41:21,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:41:21,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:41:21,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:41:21,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:41:21,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:41:21,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:41:21,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:41:21,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:41:21,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:41:21,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:41:21,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:41:21,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:41:21,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:41:21,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:41:21,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:41:21,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:41:21,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:41:21,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:41:21,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:41:21,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:41:21,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:41:21,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:41:21,103 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:41:21,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:41:21,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:41:21,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:41:21,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:41:21,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:41:21,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:41:21,106 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:41:21,106 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:41:21,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:41:21,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:41:21,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:41:21,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:41:21,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:41:21,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:41:21,107 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:41:21,107 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:41:21,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:41:21,108 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:41:21,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:41:21,108 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:41:21,108 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:41:21,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:41:21,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:21,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:41:21,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:41:21,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:41:21,109 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:41:21,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:41:21,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:41:21,110 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_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 [2022-11-20 17:41:21,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:41:21,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:41:21,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:41:21,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:41:21,464 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:41:21,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/bitvector/byte_add-1.i [2022-11-20 17:41:24,554 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:41:24,782 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:41:24,782 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/sv-benchmarks/c/bitvector/byte_add-1.i [2022-11-20 17:41:24,790 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/data/f4ccc72dd/55b0d39462264c609dd0eae2ee380f68/FLAG1ab2d4a3b [2022-11-20 17:41:24,803 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/data/f4ccc72dd/55b0d39462264c609dd0eae2ee380f68 [2022-11-20 17:41:24,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:41:24,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:41:24,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:24,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:41:24,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:41:24,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:24" (1/1) ... [2022-11-20 17:41:24,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f1d793c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:24, skipping insertion in model container [2022-11-20 17:41:24,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:41:24" (1/1) ... [2022-11-20 17:41:24,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:41:24,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:41:24,992 WARN L237 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_a0942f65-fd73-4555-acd1-bb676225d9f4/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-11-20 17:41:25,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:25,046 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:41:25,059 WARN L237 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_a0942f65-fd73-4555-acd1-bb676225d9f4/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2022-11-20 17:41:25,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:41:25,096 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:41:25,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25 WrapperNode [2022-11-20 17:41:25,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:41:25,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:25,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:41:25,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:41:25,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,178 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 178 [2022-11-20 17:41:25,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:41:25,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:41:25,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:41:25,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:41:25,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,232 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:41:25,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:41:25,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:41:25,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:41:25,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:41:25" (1/1) ... [2022-11-20 17:41:25,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:41:25,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:41:25,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:41:25,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:41:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:41:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:41:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:41:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:41:25,435 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:41:25,437 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:41:25,975 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:41:26,256 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:41:26,256 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:41:26,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:26 BoogieIcfgContainer [2022-11-20 17:41:26,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:41:26,270 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:41:26,270 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:41:26,281 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:41:26,282 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:26" (1/1) ... [2022-11-20 17:41:26,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:41:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2022-11-20 17:41:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2022-11-20 17:41:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:41:26,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2022-11-20 17:41:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2022-11-20 17:41:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:41:26,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2022-11-20 17:41:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2022-11-20 17:41:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:41:26,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2022-11-20 17:41:26,693 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2022-11-20 17:41:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:41:26,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2022-11-20 17:41:26,755 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2022-11-20 17:41:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:41:26,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2022-11-20 17:41:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2022-11-20 17:41:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:41:26,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2022-11-20 17:41:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2022-11-20 17:41:26,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:26,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2022-11-20 17:41:26,857 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2022-11-20 17:41:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:26,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-11-20 17:41:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-11-20 17:41:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:41:26,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2022-11-20 17:41:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2022-11-20 17:41:26,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:26,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:26,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2022-11-20 17:41:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2022-11-20 17:41:26,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:26,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:26,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2022-11-20 17:41:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2022-11-20 17:41:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:27,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2022-11-20 17:41:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2022-11-20 17:41:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:27,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-11-20 17:41:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-11-20 17:41:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:41:27,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2022-11-20 17:41:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2022-11-20 17:41:27,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:27,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2022-11-20 17:41:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2022-11-20 17:41:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:27,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2022-11-20 17:41:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2022-11-20 17:41:27,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:27,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2022-11-20 17:41:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2022-11-20 17:41:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:27,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2022-11-20 17:41:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2022-11-20 17:41:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:27,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2022-11-20 17:41:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2022-11-20 17:41:27,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:41:27,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2022-11-20 17:41:27,314 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2022-11-20 17:41:27,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2022-11-20 17:41:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2022-11-20 17:41:27,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2022-11-20 17:41:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2022-11-20 17:41:27,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2022-11-20 17:41:27,377 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2022-11-20 17:41:27,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2022-11-20 17:41:27,423 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-11-20 17:41:27,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2022-11-20 17:41:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2022-11-20 17:41:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2022-11-20 17:41:27,479 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2022-11-20 17:41:27,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:41:27,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2022-11-20 17:41:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2022-11-20 17:41:27,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:27,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2022-11-20 17:41:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2022-11-20 17:41:27,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:27,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2022-11-20 17:41:27,559 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2022-11-20 17:41:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:27,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2022-11-20 17:41:27,578 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2022-11-20 17:41:27,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:27,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2022-11-20 17:41:27,600 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-11-20 17:41:27,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:41:27,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2022-11-20 17:41:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2022-11-20 17:41:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:41:27,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2022-11-20 17:41:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-11-20 17:41:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:41:27,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2022-11-20 17:41:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2022-11-20 17:41:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:41:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2022-11-20 17:41:27,682 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-11-20 17:41:27,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:41:27,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:41:27,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:41:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:41:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:41:27,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:41:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2022-11-20 17:41:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-11-20 17:41:27,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:41:27,704 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-11-20 17:41:27,713 INFO L754 CodeCheckObserver]: All specifications hold 36 specifications checked. All of them hold [2022-11-20 17:41:27,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:41:27,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:41:27,768 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:41:27,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:41:27 ImpRootNode [2022-11-20 17:41:27,768 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:41:27,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:41:27,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:41:27,769 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:41:27,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:41:26" (3/4) ... [2022-11-20 17:41:27,773 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:41:27,786 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 17:41:27,786 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-20 17:41:27,787 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 17:41:27,787 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:41:27,869 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:41:27,872 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:41:27,873 INFO L158 Benchmark]: Toolchain (without parser) took 3065.96ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 107.9MB in the beginning and 129.2MB in the end (delta: -21.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,873 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:41:27,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.66ms. Allocated memory is still 155.2MB. Free memory was 107.9MB in the beginning and 95.7MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.34ms. Allocated memory is still 155.2MB. Free memory was 95.7MB in the beginning and 92.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,874 INFO L158 Benchmark]: Boogie Preprocessor took 73.12ms. Allocated memory is still 155.2MB. Free memory was 92.4MB in the beginning and 90.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,875 INFO L158 Benchmark]: RCFGBuilder took 1015.97ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 90.0MB in the beginning and 178.7MB in the end (delta: -88.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,875 INFO L158 Benchmark]: CodeCheck took 1498.74ms. Allocated memory is still 216.0MB. Free memory was 178.7MB in the beginning and 134.3MB in the end (delta: 44.4MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,876 INFO L158 Benchmark]: Witness Printer took 103.55ms. Allocated memory is still 216.0MB. Free memory was 134.3MB in the beginning and 129.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:41:27,879 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, 95 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3672 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1520 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 158 IncrementalHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 1520 mSDtfsCounter, 158 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2510 GetRequests, 2510 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 314 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 PerfectInterpolantSequences, 0/0 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 - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.66ms. Allocated memory is still 155.2MB. Free memory was 107.9MB in the beginning and 95.7MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.34ms. Allocated memory is still 155.2MB. Free memory was 95.7MB in the beginning and 92.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.12ms. Allocated memory is still 155.2MB. Free memory was 92.4MB in the beginning and 90.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1015.97ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 90.0MB in the beginning and 178.7MB in the end (delta: -88.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * CodeCheck took 1498.74ms. Allocated memory is still 216.0MB. Free memory was 178.7MB in the beginning and 134.3MB in the end (delta: 44.4MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Witness Printer took 103.55ms. Allocated memory is still 216.0MB. Free memory was 134.3MB in the beginning and 129.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:41:27,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0942f65-fd73-4555-acd1-bb676225d9f4/bin/ukojak-pZX7IvK2PQ/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 Result: TRUE