./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/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_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0513_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/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_091b871c-18cf-4f65-a8df-782650bd72e8/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 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf --- 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 19:10:48,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:10:48,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:10:48,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:10:48,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:10:48,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:10:48,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:10:48,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:10:48,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:10:48,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:10:48,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:10:48,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:10:48,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:10:48,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:10:48,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:10:48,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:10:48,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:10:48,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:10:48,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:10:48,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:10:48,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:10:48,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:10:48,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:10:48,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:10:48,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:10:48,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:10:48,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:10:48,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:10:48,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:10:48,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:10:48,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:10:48,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:10:48,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:10:48,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:10:48,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:10:48,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:10:48,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:10:48,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:10:48,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:10:48,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:10:48,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:10:48,514 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 19:10:48,535 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:10:48,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:10:48,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:10:48,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:10:48,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:10:48,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:10:48,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:10:48,537 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:10:48,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:10:48,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:10:48,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:10:48,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:10:48,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:10:48,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:10:48,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:10:48,539 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:10:48,539 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:10:48,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:10:48,539 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:10:48,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:10:48,540 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:10:48,540 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:10:48,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:10:48,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:10:48,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:10:48,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:10:48,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:10:48,541 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:10:48,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:10:48,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:10:48,542 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_091b871c-18cf-4f65-a8df-782650bd72e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cd9310cc22b48510db29915dc2047c5968d5424a204e513aea9283dac5ac7bf [2022-12-14 19:10:48,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:10:48,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:10:48,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:10:48,757 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:10:48,757 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:10:48,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext-properties/test-0513_1.i [2022-12-14 19:10:51,333 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:10:51,481 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:10:51,481 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/sv-benchmarks/c/list-ext-properties/test-0513_1.i [2022-12-14 19:10:51,490 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/data/a880cc713/411edf32fe1840c687fae286763af8cb/FLAG30533bd36 [2022-12-14 19:10:51,500 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/data/a880cc713/411edf32fe1840c687fae286763af8cb [2022-12-14 19:10:51,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:10:51,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:10:51,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:10:51,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:10:51,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:10:51,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b1f17cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51, skipping insertion in model container [2022-12-14 19:10:51,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:10:51,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:10:51,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:10:51,777 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:10:51,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:10:51,847 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:10:51,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51 WrapperNode [2022-12-14 19:10:51,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:10:51,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:10:51,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:10:51,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:10:51,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,882 INFO L138 Inliner]: procedures = 123, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 147 [2022-12-14 19:10:51,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:10:51,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:10:51,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:10:51,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:10:51,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,901 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:10:51,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:10:51,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:10:51,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:10:51,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:10:51" (1/1) ... [2022-12-14 19:10:51,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:10:51,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:10:51,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:10:51,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 19:10:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:10:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:10:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:10:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:10:52,041 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:10:52,043 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:10:52,239 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:10:52,303 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:10:52,303 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 19:10:52,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:10:52 BoogieIcfgContainer [2022-12-14 19:10:52,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:10:52,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:10:52,306 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:10:52,314 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:10:52,314 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:10:52" (1/1) ... [2022-12-14 19:10:52,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:10:52,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2022-12-14 19:10:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-12-14 19:10:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:10:52,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,525 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 19:10:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-12-14 19:10:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-12-14 19:10:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:10:52,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,597 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 19:10:52,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-12-14 19:10:52,611 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-12-14 19:10:52,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:10:52,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,680 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 19:10:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-14 19:10:52,708 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 19:10:52,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:10:52,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,748 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 19:10:52,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-12-14 19:10:52,784 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-12-14 19:10:52,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:10:52,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,838 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 19:10:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-14 19:10:52,878 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-14 19:10:52,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:10:52,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,931 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 19:10:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:52,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2022-12-14 19:10:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-12-14 19:10:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:10:52,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:52,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:52,985 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 19:10:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-12-14 19:10:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-12-14 19:10:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:10:53,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,041 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 19:10:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-12-14 19:10:53,083 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-12-14 19:10:53,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:10:53,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,116 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 19:10:53,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2022-12-14 19:10:53,132 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2022-12-14 19:10:53,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:10:53,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:53,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-12-14 19:10:53,315 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-12-14 19:10:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:10:53,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:53,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2022-12-14 19:10:53,521 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-12-14 19:10:53,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:10:53,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,593 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:10:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2022-12-14 19:10:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2022-12-14 19:10:53,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:10:53,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,758 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:10:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2022-12-14 19:10:53,809 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-12-14 19:10:53,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:10:53,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,910 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:54,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:54,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2022-12-14 19:10:54,226 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-12-14 19:10:54,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:10:54,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:54,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:10:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:54,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2022-12-14 19:10:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-12-14 19:10:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:10:54,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:54,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:10:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:54,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2022-12-14 19:10:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-12-14 19:10:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:10:54,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:54,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:54,561 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:10:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2022-12-14 19:10:54,698 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-12-14 19:10:54,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:10:54,699 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-12-14 19:10:54,705 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 19:10:54,796 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:10:54,800 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-14 19:10:54,804 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:10:54,804 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:10:54,804 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:10:54,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:10:54 ImpRootNode [2022-12-14 19:10:54,805 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:10:54,805 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:10:54,805 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:10:54,805 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:10:54,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:10:52" (3/4) ... [2022-12-14 19:10:54,808 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:10:54,814 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-14 19:10:54,815 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 19:10:54,815 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 19:10:54,815 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:10:54,849 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:10:54,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:10:54,850 INFO L158 Benchmark]: Toolchain (without parser) took 3346.80ms. Allocated memory is still 151.0MB. Free memory was 109.8MB in the beginning and 79.5MB in the end (delta: 30.2MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2022-12-14 19:10:54,850 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:10:54,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.14ms. Allocated memory is still 151.0MB. Free memory was 109.8MB in the beginning and 92.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:10:54,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.35ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:10:54,851 INFO L158 Benchmark]: Boogie Preprocessor took 21.27ms. Allocated memory is still 151.0MB. Free memory was 90.3MB in the beginning and 88.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:10:54,851 INFO L158 Benchmark]: RCFGBuilder took 401.03ms. Allocated memory is still 151.0MB. Free memory was 88.2MB in the beginning and 60.4MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 19:10:54,851 INFO L158 Benchmark]: CodeCheck took 2498.72ms. Allocated memory is still 151.0MB. Free memory was 60.4MB in the beginning and 83.6MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:10:54,851 INFO L158 Benchmark]: Witness Printer took 44.34ms. Allocated memory is still 151.0MB. Free memory was 83.6MB in the beginning and 79.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:10:54,853 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 30 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 891 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 676 mSDsluCounter, 124 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 404 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1926 IncrementalHoareTripleChecker+Invalid, 2330 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 404 mSolverCounterUnsat, 124 mSDtfsCounter, 1926 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1692 GetRequests, 1608 SyntacticMatches, 14 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2482 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 239 ConstructedInterpolants, 0 QuantifiedInterpolants, 479 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 16 PerfectInterpolantSequences, 70/74 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: 538]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 538]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 546]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 546]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 548]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 548]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 548]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 548]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: c1 == 0 || 1 <= c1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.14ms. Allocated memory is still 151.0MB. Free memory was 109.8MB in the beginning and 92.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.35ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.27ms. Allocated memory is still 151.0MB. Free memory was 90.3MB in the beginning and 88.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 401.03ms. Allocated memory is still 151.0MB. Free memory was 88.2MB in the beginning and 60.4MB in the end (delta: 27.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 2498.72ms. Allocated memory is still 151.0MB. Free memory was 60.4MB in the beginning and 83.6MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 44.34ms. Allocated memory is still 151.0MB. Free memory was 83.6MB in the beginning and 79.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:10:54,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_091b871c-18cf-4f65-a8df-782650bd72e8/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