./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash cfb4312ddb8ef331d565c0dcb742b0fff2f6c277374a7ef021bf1dafe0190613 --- 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-2329fc7 [2022-12-14 23:38:33,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:38:33,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:38:33,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:38:33,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:38:33,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:38:33,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:38:33,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:38:33,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:38:33,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:38:33,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:38:33,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:38:33,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:38:33,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:38:33,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:38:33,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:38:33,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:38:33,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:38:33,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:38:33,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:38:33,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:38:33,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:38:33,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:38:33,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:38:33,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:38:33,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:38:33,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:38:33,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:38:33,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:38:33,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:38:33,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:38:33,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:38:33,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:38:33,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:38:33,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:38:33,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:38:33,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:38:33,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:38:33,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:38:33,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:38:33,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:38:33,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 23:38:33,692 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:38:33,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:38:33,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:38:33,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:38:33,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:38:33,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:38:33,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:38:33,694 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:38:33,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:38:33,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:38:33,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:38:33,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:38:33,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:38:33,695 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:38:33,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:38:33,695 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:38:33,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:38:33,696 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:38:33,696 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:38:33,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:38:33,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:38:33,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:38:33,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:38:33,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:38:33,696 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:38:33,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:38:33,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:38:33,697 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_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfb4312ddb8ef331d565c0dcb742b0fff2f6c277374a7ef021bf1dafe0190613 [2022-12-14 23:38:33,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:38:33,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:38:33,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:38:33,877 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:38:33,878 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:38:33,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i [2022-12-14 23:38:36,467 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:38:36,725 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:38:36,725 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i [2022-12-14 23:38:36,743 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/data/d685f46ed/374edb11b4454e3dae22da3dbf30362b/FLAG379b603aa [2022-12-14 23:38:37,017 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/data/d685f46ed/374edb11b4454e3dae22da3dbf30362b [2022-12-14 23:38:37,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:38:37,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:38:37,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:38:37,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:38:37,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:38:37,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7358ec98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37, skipping insertion in model container [2022-12-14 23:38:37,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:38:37,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:38:37,342 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:38:37,607 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:38:37,611 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:38:37,612 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:38:37,614 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:38:37,615 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:38:37,636 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:38:37,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:38:37,644 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:38:37,657 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:38:37,686 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:38:37,687 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:38:37,688 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:38:37,689 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:38:37,690 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:38:37,695 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:38:37,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:38:37,769 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:38:37,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37 WrapperNode [2022-12-14 23:38:37,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:38:37,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:38:37,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:38:37,771 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:38:37,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,809 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 110 [2022-12-14 23:38:37,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:38:37,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:38:37,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:38:37,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:38:37,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,827 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:38:37,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:38:37,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:38:37,831 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:38:37,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:38:37" (1/1) ... [2022-12-14 23:38:37,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:38:37,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:38:37,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:38:37,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:38:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 23:38:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 23:38:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 23:38:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 23:38:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:38:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:38:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:38:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 23:38:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:38:37,990 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:38:37,992 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:38:38,155 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:38:38,216 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:38:38,216 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:38:38,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:38:38 BoogieIcfgContainer [2022-12-14 23:38:38,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:38:38,218 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:38:38,218 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:38:38,225 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:38:38,226 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:38:38" (1/1) ... [2022-12-14 23:38:38,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:38:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-12-14 23:38:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-12-14 23:38:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:38:38,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:38,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:38,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:38,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-12-14 23:38:38,636 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-12-14 23:38:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:38:38,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:38,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:38,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:38,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:38,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-12-14 23:38:38,754 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-12-14 23:38:38,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:38:38,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:38,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:38,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:38,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:38:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:38,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-12-14 23:38:38,894 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-12-14 23:38:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:38:38,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:38,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:38,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-12-14 23:38:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-12-14 23:38:38,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:38:38,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:38,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2022-12-14 23:38:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2022-12-14 23:38:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:38:39,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-12-14 23:38:39,119 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-12-14 23:38:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:38:39,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:39,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2022-12-14 23:38:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2022-12-14 23:38:39,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:38:39,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:39,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-12-14 23:38:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-12-14 23:38:39,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:38:39,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:38:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-12-14 23:38:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-12-14 23:38:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:38:39,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:38:39,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2022-12-14 23:38:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2022-12-14 23:38:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:38:39,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:38:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2022-12-14 23:38:39,554 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2022-12-14 23:38:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:38:39,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2022-12-14 23:38:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2022-12-14 23:38:39,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:38:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:38:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 53 transitions. [2022-12-14 23:38:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-12-14 23:38:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:38:39,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:39,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:39,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:38:40,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 47 transitions. [2022-12-14 23:38:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-12-14 23:38:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:38:40,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:40,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:40,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:38:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 52 transitions. [2022-12-14 23:38:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-12-14 23:38:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:38:40,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:40,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:38:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 53 transitions. [2022-12-14 23:38:40,386 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-12-14 23:38:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:38:40,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:40,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:40,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:38:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:40,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 64 transitions. [2022-12-14 23:38:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2022-12-14 23:38:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:38:40,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:40,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:38:40,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 53 states and 66 transitions. [2022-12-14 23:38:40,722 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2022-12-14 23:38:40,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:38:40,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:40,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:38:40,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:40,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 70 transitions. [2022-12-14 23:38:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2022-12-14 23:38:40,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 23:38:40,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:38:40,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:38:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:38:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:38:41,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:38:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 38 states and 42 transitions. [2022-12-14 23:38:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-12-14 23:38:41,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:38:41,151 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-12-14 23:38:41,159 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-12-14 23:38:41,223 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-14 23:38:41,231 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:38:41,232 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:38:41,232 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-12-14 23:38:41,232 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:38:41,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:38:41 ImpRootNode [2022-12-14 23:38:41,233 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:38:41,233 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:38:41,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:38:41,234 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:38:41,234 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:38:38" (3/4) ... [2022-12-14 23:38:41,237 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:38:41,242 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 23:38:41,242 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 23:38:41,247 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 23:38:41,247 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 23:38:41,248 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 23:38:41,248 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:38:41,296 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:38:41,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:38:41,297 INFO L158 Benchmark]: Toolchain (without parser) took 4276.59ms. Allocated memory is still 165.7MB. Free memory was 103.9MB in the beginning and 82.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-12-14 23:38:41,297 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:38:41,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.96ms. Allocated memory is still 165.7MB. Free memory was 103.7MB in the beginning and 80.5MB in the end (delta: 23.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-12-14 23:38:41,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.92ms. Allocated memory is still 165.7MB. Free memory was 80.5MB in the beginning and 77.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:38:41,298 INFO L158 Benchmark]: Boogie Preprocessor took 20.44ms. Allocated memory is still 165.7MB. Free memory was 77.0MB in the beginning and 75.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:38:41,298 INFO L158 Benchmark]: RCFGBuilder took 387.21ms. Allocated memory is still 165.7MB. Free memory was 75.6MB in the beginning and 54.0MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 23:38:41,299 INFO L158 Benchmark]: CodeCheck took 3014.56ms. Allocated memory is still 165.7MB. Free memory was 54.0MB in the beginning and 86.0MB in the end (delta: -32.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:38:41,299 INFO L158 Benchmark]: Witness Printer took 62.96ms. Allocated memory is still 165.7MB. Free memory was 86.0MB in the beginning and 82.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:38:41,300 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 3 procedures, 46 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1146 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 427 mSDsluCounter, 463 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 120 mSDsCounter, 581 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1982 IncrementalHoareTripleChecker+Invalid, 2563 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 581 mSolverCounterUnsat, 343 mSDtfsCounter, 1982 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2693 GetRequests, 2621 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1469 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 558 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 50/54 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: 1 <= i || i == 0 - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1578]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.96ms. Allocated memory is still 165.7MB. Free memory was 103.7MB in the beginning and 80.5MB in the end (delta: 23.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.92ms. Allocated memory is still 165.7MB. Free memory was 80.5MB in the beginning and 77.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.44ms. Allocated memory is still 165.7MB. Free memory was 77.0MB in the beginning and 75.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 387.21ms. Allocated memory is still 165.7MB. Free memory was 75.6MB in the beginning and 54.0MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 3014.56ms. Allocated memory is still 165.7MB. Free memory was 54.0MB in the beginning and 86.0MB in the end (delta: -32.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 62.96ms. Allocated memory is still 165.7MB. Free memory was 86.0MB in the beginning and 82.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:38:41,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53ed50e8-fddd-4924-9feb-2c1ee99f7b83/bin/ukojak-rkRKPMF4O4/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