./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg --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 27e059eb1633b1ab9c045484375455e2667fa3360a55d0bc53eccfa53fe7600f --- 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-b5237d8 [2022-11-21 22:46:39,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:46:39,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:46:39,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:46:39,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:46:39,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:46:39,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:46:39,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:46:39,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:46:39,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:46:39,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:46:39,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:46:39,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:46:39,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:46:39,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:46:39,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:46:39,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:46:39,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:46:39,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:46:39,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:46:39,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:46:39,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:46:39,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:46:39,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:46:39,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:46:39,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:46:39,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:46:39,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:46:39,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:46:39,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:46:39,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:46:39,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:46:39,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:46:39,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:46:39,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:46:39,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:46:39,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:46:39,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:46:39,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:46:39,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:46:39,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:46:39,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:46:39,844 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:46:39,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:46:39,845 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:46:39,845 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:46:39,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:46:39,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:46:39,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:46:39,847 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:46:39,848 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:46:39,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:46:39,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:46:39,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:46:39,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:46:39,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:46:39,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:46:39,850 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:46:39,850 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:46:39,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:46:39,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:46:39,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:46:39,851 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:46:39,851 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:46:39,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:46:39,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:39,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:46:39,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:46:39,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:46:39,853 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:46:39,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:46:39,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:46:39,854 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_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27e059eb1633b1ab9c045484375455e2667fa3360a55d0bc53eccfa53fe7600f [2022-11-21 22:46:40,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:46:40,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:46:40,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:46:40,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:46:40,113 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:46:40,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i [2022-11-21 22:46:43,169 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:46:43,463 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:46:43,468 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i [2022-11-21 22:46:43,492 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/data/915e2e00e/011975243b0447c6ab88cc2748d0cc38/FLAG35501b205 [2022-11-21 22:46:43,511 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/data/915e2e00e/011975243b0447c6ab88cc2748d0cc38 [2022-11-21 22:46:43,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:46:43,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:46:43,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:46:43,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:46:43,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:46:43,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:46:43" (1/1) ... [2022-11-21 22:46:43,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544ebc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:43, skipping insertion in model container [2022-11-21 22:46:43,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:46:43" (1/1) ... [2022-11-21 22:46:43,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:46:43,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:46:44,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:46:44,025 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:46:44,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:46:44,143 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:46:44,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44 WrapperNode [2022-11-21 22:46:44,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:46:44,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:46:44,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:46:44,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:46:44,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,203 INFO L138 Inliner]: procedures = 164, calls = 73, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 53 [2022-11-21 22:46:44,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:46:44,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:46:44,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:46:44,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:46:44,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,263 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:46:44,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:46:44,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:46:44,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:46:44,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:44,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:46:44,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:46:44,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:46:44,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 22:46:44,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 22:46:44,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:46:44,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:46:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:46:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:46:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:46:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:46:44,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:46:44,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:46:44,562 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:46:44,564 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:46:44,726 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:46:44,790 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:46:44,790 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:46:44,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:44 BoogieIcfgContainer [2022-11-21 22:46:44,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:46:44,795 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:46:44,795 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:46:44,806 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:46:44,806 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:44" (1/1) ... [2022-11-21 22:46:44,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:46:44,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:44,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-11-21 22:46:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-21 22:46:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:46:44,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:44,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:46:45,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:45,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2022-11-21 22:46:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-21 22:46:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:46:45,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:45,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:45,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:46:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-11-21 22:46:45,473 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-11-21 22:46:45,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:46:45,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:45,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:45,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:46:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:45,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-11-21 22:46:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-21 22:46:45,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:46:45,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:45,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:46:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-11-21 22:46:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-21 22:46:45,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:46:45,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:45,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:45,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:46:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:45,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-21 22:46:45,874 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-21 22:46:45,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:46:45,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:45,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:46,044 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:46,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2022-11-21 22:46:46,174 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2022-11-21 22:46:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:46:46,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:46,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:46,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:46,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2022-11-21 22:46:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2022-11-21 22:46:46,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:46:46,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:46,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:46,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:46,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:46,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 50 transitions. [2022-11-21 22:46:46,804 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-21 22:46:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:46:46,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:46,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 48 transitions. [2022-11-21 22:46:46,961 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-11-21 22:46:46,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:46:46,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:46,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 52 transitions. [2022-11-21 22:46:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-21 22:46:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:46:47,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:47,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:46:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 51 transitions. [2022-11-21 22:46:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-21 22:46:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:46:47,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:47,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:46:47,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 51 transitions. [2022-11-21 22:46:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-11-21 22:46:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:46:47,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:47,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:47,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:47,858 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:46:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 60 transitions. [2022-11-21 22:46:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2022-11-21 22:46:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:46:48,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:48,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:48,205 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-21 22:46:48,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 62 transitions. [2022-11-21 22:46:48,333 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-11-21 22:46:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:46:48,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:48,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:46:48,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 67 transitions. [2022-11-21 22:46:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2022-11-21 22:46:48,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:46:48,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:48,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:46:48,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 67 transitions. [2022-11-21 22:46:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2022-11-21 22:46:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:46:48,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:48,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:46:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 76 transitions. [2022-11-21 22:46:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-11-21 22:46:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:46:49,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:49,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:49,749 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:46:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 81 transitions. [2022-11-21 22:46:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-11-21 22:46:50,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 22:46:50,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:50,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:46:50,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 81 transitions. [2022-11-21 22:46:50,344 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-11-21 22:46:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:46:50,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:50,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 22:46:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 90 transitions. [2022-11-21 22:46:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2022-11-21 22:46:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-21 22:46:50,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:50,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 22:46:51,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:51,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 95 transitions. [2022-11-21 22:46:51,578 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-11-21 22:46:51,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:46:51,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:51,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 2 proven. 52 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 22:46:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 95 transitions. [2022-11-21 22:46:51,783 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2022-11-21 22:46:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-21 22:46:51,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:51,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-21 22:46:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:52,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 104 transitions. [2022-11-21 22:46:52,445 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2022-11-21 22:46:52,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:46:52,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:52,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-21 22:46:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 109 transitions. [2022-11-21 22:46:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 109 transitions. [2022-11-21 22:46:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-21 22:46:53,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:53,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 2 proven. 80 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-21 22:46:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 109 transitions. [2022-11-21 22:46:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2022-11-21 22:46:53,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-21 22:46:53,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:53,937 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 22:46:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:54,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 92 states and 118 transitions. [2022-11-21 22:46:54,274 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2022-11-21 22:46:54,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 22:46:54,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:54,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 22:46:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 96 states and 123 transitions. [2022-11-21 22:46:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-11-21 22:46:55,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-21 22:46:55,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:55,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:55,465 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 114 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-21 22:46:55,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 97 states and 123 transitions. [2022-11-21 22:46:55,489 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 123 transitions. [2022-11-21 22:46:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 22:46:55,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:55,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:55,883 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-21 22:46:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:56,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 103 states and 132 transitions. [2022-11-21 22:46:56,268 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2022-11-21 22:46:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:46:56,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:56,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:56,751 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-21 22:46:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 137 transitions. [2022-11-21 22:46:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2022-11-21 22:46:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:46:57,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:57,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 2 proven. 154 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-21 22:46:57,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:57,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 108 states and 137 transitions. [2022-11-21 22:46:57,644 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 137 transitions. [2022-11-21 22:46:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 22:46:57,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:57,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:58,137 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 22:46:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 114 states and 146 transitions. [2022-11-21 22:46:58,555 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2022-11-21 22:46:58,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 22:46:58,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:58,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 22:46:59,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:59,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 151 transitions. [2022-11-21 22:46:59,607 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 151 transitions. [2022-11-21 22:46:59,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 22:46:59,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:59,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:59,966 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 2 proven. 200 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 22:46:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 119 states and 151 transitions. [2022-11-21 22:46:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 151 transitions. [2022-11-21 22:46:59,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-21 22:47:00,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:00,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:00,587 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-21 22:47:01,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 125 states and 160 transitions. [2022-11-21 22:47:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2022-11-21 22:47:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 22:47:01,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:01,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-21 22:47:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 165 transitions. [2022-11-21 22:47:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 165 transitions. [2022-11-21 22:47:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 22:47:02,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:02,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:02,657 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 2 proven. 252 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-21 22:47:02,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 130 states and 165 transitions. [2022-11-21 22:47:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2022-11-21 22:47:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 22:47:02,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:02,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 265 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-21 22:47:15,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 117 states and 147 transitions. [2022-11-21 22:47:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 147 transitions. [2022-11-21 22:47:15,420 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:47:15,420 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2022-11-21 22:47:15,428 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-21 22:47:15,802 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:15,806 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:15,807 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:15,807 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:15,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:47:15 ImpRootNode [2022-11-21 22:47:15,808 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:47:15,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:47:15,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:47:15,809 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:47:15,809 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:44" (3/4) ... [2022-11-21 22:47:15,812 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:47:15,818 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-21 22:47:15,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-21 22:47:15,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 22:47:15,822 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 22:47:15,860 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:47:15,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:47:15,861 INFO L158 Benchmark]: Toolchain (without parser) took 32343.50ms. Allocated memory was 140.5MB in the beginning and 486.5MB in the end (delta: 346.0MB). Free memory was 101.8MB in the beginning and 347.3MB in the end (delta: -245.6MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:15,861 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:47:15,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.61ms. Allocated memory is still 140.5MB. Free memory was 101.8MB in the beginning and 80.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:15,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.43ms. Allocated memory is still 140.5MB. Free memory was 80.0MB in the beginning and 77.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:15,863 INFO L158 Benchmark]: Boogie Preprocessor took 61.71ms. Allocated memory is still 140.5MB. Free memory was 77.9MB in the beginning and 76.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:47:15,863 INFO L158 Benchmark]: RCFGBuilder took 526.02ms. Allocated memory is still 140.5MB. Free memory was 76.6MB in the beginning and 62.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:47:15,864 INFO L158 Benchmark]: CodeCheck took 31013.17ms. Allocated memory was 140.5MB in the beginning and 486.5MB in the end (delta: 346.0MB). Free memory was 62.4MB in the beginning and 349.4MB in the end (delta: -287.1MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2022-11-21 22:47:15,864 INFO L158 Benchmark]: Witness Printer took 52.12ms. Allocated memory is still 486.5MB. Free memory was 349.4MB in the beginning and 347.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:15,867 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 2 procedures, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4391 SdHoareTripleChecker+Valid, 15.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2845 mSDsluCounter, 3366 SdHoareTripleChecker+Invalid, 12.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2264 mSDsCounter, 3103 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9582 IncrementalHoareTripleChecker+Invalid, 12685 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3103 mSolverCounterUnsat, 1102 mSDtfsCounter, 9582 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12202 GetRequests, 11858 SyntacticMatches, 30 SemanticMatches, 314 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45013 ImplicationChecksByTransitivity, 19.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 1794 NumberOfCodeBlocks, 1794 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1756 ConstructedInterpolants, 0 QuantifiedInterpolants, 4288 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 7 PerfectInterpolantSequences, 1793/4607 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: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.61ms. Allocated memory is still 140.5MB. Free memory was 101.8MB in the beginning and 80.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.43ms. Allocated memory is still 140.5MB. Free memory was 80.0MB in the beginning and 77.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.71ms. Allocated memory is still 140.5MB. Free memory was 77.9MB in the beginning and 76.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 526.02ms. Allocated memory is still 140.5MB. Free memory was 76.6MB in the beginning and 62.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 31013.17ms. Allocated memory was 140.5MB in the beginning and 486.5MB in the end (delta: 346.0MB). Free memory was 62.4MB in the beginning and 349.4MB in the end (delta: -287.1MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. * Witness Printer took 52.12ms. Allocated memory is still 486.5MB. Free memory was 349.4MB in the beginning and 347.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:47:15,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da701690-14fa-4dd1-b562-b73368469533/bin/ukojak-jW3SillKbg/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