./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/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_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f68d39859f114df07f2619f37e3285dcdf00194e62a42552d2c67e537c13685 --- 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 [2022-12-15 03:13:19,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:13:19,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:13:19,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:13:19,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:13:19,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:13:19,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:13:19,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:13:19,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:13:19,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:13:19,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:13:19,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:13:19,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:13:19,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:13:19,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:13:19,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:13:19,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:13:19,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:13:19,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:13:19,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:13:19,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:13:19,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:13:19,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:13:19,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:13:19,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:13:19,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:13:19,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:13:19,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:13:19,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:13:19,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:13:19,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:13:19,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:13:19,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:13:19,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:13:19,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:13:19,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:13:19,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:13:19,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:13:19,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:13:19,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:13:19,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:13:19,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:13:19,575 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:13:19,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:13:19,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:13:19,575 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:13:19,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:13:19,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:13:19,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:13:19,576 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:13:19,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:13:19,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:13:19,577 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:13:19,577 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:13:19,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:13:19,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:13:19,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:13:19,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:13:19,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:13:19,578 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:13:19,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:13:19,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:13:19,578 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_ce0dd2f1-2d4f-44d5-8539-97b53465beae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f68d39859f114df07f2619f37e3285dcdf00194e62a42552d2c67e537c13685 [2022-12-15 03:13:19,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:13:19,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:13:19,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:13:19,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:13:19,772 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:13:19,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/locks/test_locks_5.c [2022-12-15 03:13:22,330 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:13:22,489 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:13:22,489 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/sv-benchmarks/c/locks/test_locks_5.c [2022-12-15 03:13:22,495 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/data/c8199c8f3/311007a7180a4b00a102f91289035fc8/FLAG709601c75 [2022-12-15 03:13:22,506 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/data/c8199c8f3/311007a7180a4b00a102f91289035fc8 [2022-12-15 03:13:22,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:13:22,509 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:13:22,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:13:22,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:13:22,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:13:22,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d24d553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22, skipping insertion in model container [2022-12-15 03:13:22,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:13:22,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:13:22,681 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/sv-benchmarks/c/locks/test_locks_5.c[2207,2220] [2022-12-15 03:13:22,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:13:22,696 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:13:22,713 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/sv-benchmarks/c/locks/test_locks_5.c[2207,2220] [2022-12-15 03:13:22,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:13:22,727 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:13:22,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22 WrapperNode [2022-12-15 03:13:22,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:13:22,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:13:22,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:13:22,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:13:22,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,759 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 83 [2022-12-15 03:13:22,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:13:22,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:13:22,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:13:22,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:13:22,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,777 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:13:22,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:13:22,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:13:22,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:13:22,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:13:22" (1/1) ... [2022-12-15 03:13:22,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:13:22,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:13:22,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:13:22,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:13:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:13:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:13:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:13:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:13:22,902 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:13:22,904 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:13:22,998 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:13:23,040 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:13:23,040 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:13:23,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:13:23 BoogieIcfgContainer [2022-12-15 03:13:23,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:13:23,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:13:23,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:13:23,052 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:13:23,052 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:13:23" (1/1) ... [2022-12-15 03:13:23,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:13:23,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2022-12-15 03:13:23,110 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2022-12-15 03:13:23,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:13:23,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:23,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:23,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:23,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2022-12-15 03:13:23,346 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2022-12-15 03:13:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:13:23,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:23,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:23,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:23,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2022-12-15 03:13:23,528 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2022-12-15 03:13:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:13:23,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:23,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:23,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2022-12-15 03:13:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2022-12-15 03:13:23,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:13:23,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:23,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:23,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:23,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2022-12-15 03:13:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2022-12-15 03:13:23,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:13:23,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:23,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:23,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:24,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-12-15 03:13:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-12-15 03:13:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:13:24,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:24,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:24,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2022-12-15 03:13:24,438 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-12-15 03:13:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:13:24,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:24,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:24,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:24,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2022-12-15 03:13:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2022-12-15 03:13:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:13:24,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:24,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:24,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2022-12-15 03:13:24,658 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-12-15 03:13:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:13:24,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:24,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:24,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-12-15 03:13:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-12-15 03:13:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:13:24,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:24,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:24,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2022-12-15 03:13:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2022-12-15 03:13:25,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:13:25,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:25,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:25,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2022-12-15 03:13:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2022-12-15 03:13:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:13:25,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:25,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-12-15 03:13:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-12-15 03:13:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:13:25,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2022-12-15 03:13:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2022-12-15 03:13:25,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:13:25,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:25,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:25,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:25,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-15 03:13:25,913 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-15 03:13:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:13:25,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:13:25,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:13:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:13:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:13:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:13:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2022-12-15 03:13:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2022-12-15 03:13:26,077 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:13:26,077 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2022-12-15 03:13:26,084 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-15 03:13:26,136 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:13:26,140 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:13:26,140 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:13:26,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:13:26 ImpRootNode [2022-12-15 03:13:26,140 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:13:26,141 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:13:26,141 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:13:26,141 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:13:26,142 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:13:23" (3/4) ... [2022-12-15 03:13:26,144 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:13:26,153 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-12-15 03:13:26,154 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 03:13:26,154 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 03:13:26,154 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:13:26,198 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:13:26,198 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:13:26,199 INFO L158 Benchmark]: Toolchain (without parser) took 3690.29ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 91.3MB in the beginning and 102.2MB in the end (delta: -10.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-12-15 03:13:26,199 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:13:26,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.66ms. Allocated memory is still 125.8MB. Free memory was 91.3MB in the beginning and 80.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:13:26,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.70ms. Allocated memory is still 125.8MB. Free memory was 80.8MB in the beginning and 79.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:13:26,200 INFO L158 Benchmark]: Boogie Preprocessor took 19.62ms. Allocated memory is still 125.8MB. Free memory was 79.2MB in the beginning and 78.2MB in the end (delta: 940.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:13:26,201 INFO L158 Benchmark]: RCFGBuilder took 262.29ms. Allocated memory is still 125.8MB. Free memory was 78.0MB in the beginning and 63.6MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 03:13:26,201 INFO L158 Benchmark]: CodeCheck took 3097.71ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 104.3MB in the end (delta: -40.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:13:26,202 INFO L158 Benchmark]: Witness Printer took 57.35ms. Allocated memory is still 151.0MB. Free memory was 104.3MB in the beginning and 102.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:13:26,203 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 769 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 521 mSDsluCounter, 135 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 300 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1502 IncrementalHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 300 mSolverCounterUnsat, 135 mSDtfsCounter, 1502 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1247 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3906 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 545 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 93]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.66ms. Allocated memory is still 125.8MB. Free memory was 91.3MB in the beginning and 80.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.70ms. Allocated memory is still 125.8MB. Free memory was 80.8MB in the beginning and 79.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.62ms. Allocated memory is still 125.8MB. Free memory was 79.2MB in the beginning and 78.2MB in the end (delta: 940.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.29ms. Allocated memory is still 125.8MB. Free memory was 78.0MB in the beginning and 63.6MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 3097.71ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 63.6MB in the beginning and 104.3MB in the end (delta: -40.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 57.35ms. Allocated memory is still 151.0MB. Free memory was 104.3MB in the beginning and 102.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 03:13:26,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce0dd2f1-2d4f-44d5-8539-97b53465beae/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