./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/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_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/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 32bit --witnessprinter.graph.data.programhash 98678a21a2b37b871d00192aacebe14c4ee9cc87b75400dd7a4adc0ccfa93151 --- 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 20:46:09,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:46:09,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:46:09,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:46:09,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:46:09,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:46:09,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:46:09,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:46:09,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:46:09,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:46:09,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:46:09,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:46:09,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:46:09,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:46:09,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:46:09,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:46:09,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:46:09,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:46:09,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:46:09,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:46:09,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:46:09,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:46:09,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:46:09,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:46:09,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:46:09,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:46:09,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:46:09,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:46:09,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:46:09,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:46:09,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:46:09,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:46:09,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:46:09,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:46:09,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:46:09,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:46:09,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:46:09,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:46:09,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:46:09,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:46:09,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:46:09,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 20:46:09,374 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:46:09,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:46:09,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:46:09,375 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:46:09,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:46:09,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:46:09,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:46:09,383 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:46:09,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:46:09,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:46:09,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:46:09,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:46:09,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:46:09,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:46:09,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:46:09,384 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:46:09,384 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:46:09,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:46:09,385 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:46:09,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:46:09,385 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:46:09,385 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:46:09,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:46:09,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:46:09,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:46:09,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:46:09,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:46:09,386 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:46:09,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:46:09,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:46:09,387 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_9af9e355-bfb4-4f7a-b9af-246232d87703/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98678a21a2b37b871d00192aacebe14c4ee9cc87b75400dd7a4adc0ccfa93151 [2022-12-14 20:46:09,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:46:09,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:46:09,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:46:09,588 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:46:09,588 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:46:09,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18.i [2022-12-14 20:46:12,252 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:46:12,474 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:46:12,474 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/sv-benchmarks/c/ldv-memsafety/memleaks_test18.i [2022-12-14 20:46:12,483 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/data/d141b429f/1604bb3fff6b44bc9e1ec02748f5dbc8/FLAG7bdbf310b [2022-12-14 20:46:12,493 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/data/d141b429f/1604bb3fff6b44bc9e1ec02748f5dbc8 [2022-12-14 20:46:12,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:46:12,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:46:12,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:46:12,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:46:12,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:46:12,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad1e21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12, skipping insertion in model container [2022-12-14 20:46:12,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:46:12,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:46:12,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:46:12,773 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:46:12,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:46:12,830 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:46:12,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12 WrapperNode [2022-12-14 20:46:12,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:46:12,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:46:12,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:46:12,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:46:12,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,862 INFO L138 Inliner]: procedures = 164, calls = 73, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 51 [2022-12-14 20:46:12,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:46:12,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:46:12,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:46:12,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:46:12,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,878 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:46:12,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:46:12,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:46:12,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:46:12,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:46:12" (1/1) ... [2022-12-14 20:46:12,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:46:12,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:46:12,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:46:12,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:46:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 20:46:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 20:46:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:46:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:46:13,033 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:46:13,035 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:46:13,135 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:46:13,166 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:46:13,166 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:46:13,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:46:13 BoogieIcfgContainer [2022-12-14 20:46:13,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:46:13,169 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:46:13,169 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:46:13,177 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:46:13,177 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:46:13" (1/1) ... [2022-12-14 20:46:13,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:46:13,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-12-14 20:46:13,226 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-12-14 20:46:13,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:46:13,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:13,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:13,462 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 20:46:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 31 transitions. [2022-12-14 20:46:13,515 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 20:46:13,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:46:13,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:13,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:13,649 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 20:46:13,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:13,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 38 transitions. [2022-12-14 20:46:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-12-14 20:46:13,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:46:13,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:13,748 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 20:46:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 40 transitions. [2022-12-14 20:46:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-12-14 20:46:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:46:13,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:13,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:13,847 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 20:46:13,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 41 transitions. [2022-12-14 20:46:13,865 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-12-14 20:46:13,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:46:13,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:13,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:13,898 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 20:46:13,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 42 transitions. [2022-12-14 20:46:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-12-14 20:46:13,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:46:13,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:13,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:14,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 47 transitions. [2022-12-14 20:46:14,067 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2022-12-14 20:46:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:46:14,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:14,106 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 20:46:14,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 49 transitions. [2022-12-14 20:46:14,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-12-14 20:46:14,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:46:14,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 54 transitions. [2022-12-14 20:46:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2022-12-14 20:46:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:46:14,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:14,332 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 20:46:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 53 transitions. [2022-12-14 20:46:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2022-12-14 20:46:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:46:14,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:14,443 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 58 transitions. [2022-12-14 20:46:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2022-12-14 20:46:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:46:14,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 66 transitions. [2022-12-14 20:46:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-14 20:46:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:46:14,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:14,856 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 72 transitions. [2022-12-14 20:46:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-14 20:46:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:46:14,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:14,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 20:46:15,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 82 transitions. [2022-12-14 20:46:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2022-12-14 20:46:15,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:46:15,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:15,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:46:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:15,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 85 transitions. [2022-12-14 20:46:15,485 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-12-14 20:46:15,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:46:15,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:15,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:15,576 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:15,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 88 transitions. [2022-12-14 20:46:15,729 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-12-14 20:46:15,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:46:15,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:15,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:46:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:15,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 44 states and 54 transitions. [2022-12-14 20:46:15,906 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2022-12-14 20:46:15,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:46:15,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:15,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:46:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 45 states and 56 transitions. [2022-12-14 20:46:16,206 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-12-14 20:46:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:46:16,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:16,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:46:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 51 states and 66 transitions. [2022-12-14 20:46:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-12-14 20:46:16,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:46:16,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:16,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:46:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:17,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 72 transitions. [2022-12-14 20:46:17,029 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-12-14 20:46:17,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:46:17,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:17,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 20:46:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 62 states and 82 transitions. [2022-12-14 20:46:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2022-12-14 20:46:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 20:46:18,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:18,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:18,516 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 20:46:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:18,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 68 states and 92 transitions. [2022-12-14 20:46:18,977 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-12-14 20:46:18,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 20:46:18,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:18,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:19,046 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 20:46:19,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:19,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 69 states and 93 transitions. [2022-12-14 20:46:19,266 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-12-14 20:46:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 20:46:19,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:19,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:19,452 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:46:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 75 states and 103 transitions. [2022-12-14 20:46:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-12-14 20:46:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 20:46:19,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:19,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 20:46:20,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:20,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 76 states and 104 transitions. [2022-12-14 20:46:20,248 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-12-14 20:46:20,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 20:46:20,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:20,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 20:46:20,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 82 states and 114 transitions. [2022-12-14 20:46:20,990 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2022-12-14 20:46:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 20:46:20,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:20,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 20:46:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:21,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 83 states and 115 transitions. [2022-12-14 20:46:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2022-12-14 20:46:21,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 20:46:21,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:21,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 20:46:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 89 states and 125 transitions. [2022-12-14 20:46:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2022-12-14 20:46:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 20:46:22,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:22,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 20:46:22,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:22,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 90 states and 126 transitions. [2022-12-14 20:46:22,451 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2022-12-14 20:46:22,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 20:46:22,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:22,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:22,697 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 20:46:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:23,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 96 states and 136 transitions. [2022-12-14 20:46:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2022-12-14 20:46:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 20:46:23,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:23,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-14 20:46:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:23,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 97 states and 137 transitions. [2022-12-14 20:46:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2022-12-14 20:46:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:46:23,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:23,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:23,676 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 20:46:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 103 states and 147 transitions. [2022-12-14 20:46:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2022-12-14 20:46:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 20:46:24,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:24,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:24,373 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 20:46:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:24,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 148 transitions. [2022-12-14 20:46:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2022-12-14 20:46:24,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 20:46:24,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:24,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:24,784 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 20:46:25,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 157 transitions. [2022-12-14 20:46:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2022-12-14 20:46:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 20:46:25,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:25,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:25,347 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 20:46:25,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 158 transitions. [2022-12-14 20:46:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2022-12-14 20:46:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 20:46:25,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:25,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-14 20:46:31,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:31,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 139 states and 202 transitions. [2022-12-14 20:46:31,552 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2022-12-14 20:46:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 20:46:31,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-14 20:46:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:33,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 87 states and 118 transitions. [2022-12-14 20:46:33,177 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2022-12-14 20:46:33,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:46:33,178 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-12-14 20:46:33,184 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-12-14 20:46:33,473 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:46:33,477 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 20:46:33,479 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:46:33,479 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:46:33,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:46:33 ImpRootNode [2022-12-14 20:46:33,480 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:46:33,480 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:46:33,480 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:46:33,480 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:46:33,480 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:46:13" (3/4) ... [2022-12-14 20:46:33,482 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:46:33,486 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-12-14 20:46:33,488 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-14 20:46:33,488 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 20:46:33,489 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 20:46:33,513 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:46:33,514 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:46:33,514 INFO L158 Benchmark]: Toolchain (without parser) took 21017.90ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 101.3MB in the beginning and 104.0MB in the end (delta: -2.8MB). Peak memory consumption was 162.3MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,514 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory was 107.3MB in the beginning and 107.1MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:46:33,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.92ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 79.5MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.84ms. Allocated memory is still 138.4MB. Free memory was 79.5MB in the beginning and 77.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,515 INFO L158 Benchmark]: Boogie Preprocessor took 17.12ms. Allocated memory is still 138.4MB. Free memory was 77.4MB in the beginning and 76.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,515 INFO L158 Benchmark]: RCFGBuilder took 287.80ms. Allocated memory is still 138.4MB. Free memory was 75.7MB in the beginning and 61.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,516 INFO L158 Benchmark]: CodeCheck took 20310.89ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 61.9MB in the beginning and 107.2MB in the end (delta: -45.3MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,516 INFO L158 Benchmark]: Witness Printer took 33.68ms. Allocated memory is still 299.9MB. Free memory was 106.1MB in the beginning and 104.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:46:33,518 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: 20.0s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5426 SdHoareTripleChecker+Valid, 10.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3540 mSDsluCounter, 3602 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2146 mSDsCounter, 3186 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10992 IncrementalHoareTripleChecker+Invalid, 14178 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3186 mSolverCounterUnsat, 1456 mSDtfsCounter, 10992 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10820 GetRequests, 10299 SyntacticMatches, 153 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69570 ImplicationChecksByTransitivity, 15.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 3681 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 9 PerfectInterpolantSequences, 1786/3910 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: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: 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: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: i <= 2147483647 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory was 107.3MB in the beginning and 107.1MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.92ms. Allocated memory is still 138.4MB. Free memory was 100.9MB in the beginning and 79.5MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.84ms. Allocated memory is still 138.4MB. Free memory was 79.5MB in the beginning and 77.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.12ms. Allocated memory is still 138.4MB. Free memory was 77.4MB in the beginning and 76.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 287.80ms. Allocated memory is still 138.4MB. Free memory was 75.7MB in the beginning and 61.9MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 20310.89ms. Allocated memory was 138.4MB in the beginning and 299.9MB in the end (delta: 161.5MB). Free memory was 61.9MB in the beginning and 107.2MB in the end (delta: -45.3MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. * Witness Printer took 33.68ms. Allocated memory is still 299.9MB. Free memory was 106.1MB in the beginning and 104.0MB 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! [2022-12-14 20:46:33,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9af9e355-bfb4-4f7a-b9af-246232d87703/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