./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-pthread/cs_peterson.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_peterson.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ --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 4a8be7009a37d1df58713fd67cd9771c39e6139a0416009824ceb58da10928b7 --- 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-6b4ec56 [2022-11-20 17:52:12,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:52:12,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:52:12,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:52:12,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:52:13,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:52:13,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:52:13,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:52:13,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:52:13,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:52:13,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:52:13,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:52:13,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:52:13,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:52:13,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:52:13,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:52:13,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:52:13,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:52:13,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:52:13,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:52:13,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:52:13,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:52:13,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:52:13,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:52:13,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:52:13,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:52:13,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:52:13,071 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:52:13,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:52:13,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:52:13,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:52:13,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:52:13,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:52:13,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:52:13,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:52:13,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:52:13,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:52:13,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:52:13,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:52:13,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:52:13,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:52:13,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:52:13,117 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:52:13,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:52:13,120 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:52:13,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:52:13,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:52:13,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:52:13,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:52:13,122 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:52:13,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:52:13,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:52:13,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:52:13,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:52:13,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:52:13,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:52:13,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:52:13,125 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:52:13,125 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:52:13,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:52:13,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:52:13,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:52:13,126 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:52:13,126 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:52:13,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:52:13,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:52:13,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:52:13,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:52:13,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:52:13,127 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:52:13,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:52:13,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:52:13,128 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_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a8be7009a37d1df58713fd67cd9771c39e6139a0416009824ceb58da10928b7 [2022-11-20 17:52:13,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:52:13,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:52:13,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:52:13,546 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:52:13,547 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:52:13,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-pthread/cs_peterson.i [2022-11-20 17:52:16,581 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:52:16,918 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:52:16,940 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/sv-benchmarks/c/seq-pthread/cs_peterson.i [2022-11-20 17:52:16,974 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/data/01a5dbb1f/85491826e0034bd5a2890164e4f9b67e/FLAG88db0ec6b [2022-11-20 17:52:16,988 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/data/01a5dbb1f/85491826e0034bd5a2890164e4f9b67e [2022-11-20 17:52:16,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:52:16,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:52:16,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:52:16,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:52:17,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:52:17,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:17,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b101bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17, skipping insertion in model container [2022-11-20 17:52:17,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:52:16" (1/1) ... [2022-11-20 17:52:17,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:52:17,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:52:17,385 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_32f1b54b-bb3c-4455-a155-5f04a117959c/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2022-11-20 17:52:17,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:52:17,570 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:52:17,617 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_32f1b54b-bb3c-4455-a155-5f04a117959c/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2022-11-20 17:52:17,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:52:17,751 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:52:17,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17 WrapperNode [2022-11-20 17:52:17,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:52:17,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:52:17,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:52:17,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:52:17,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,862 INFO L138 Inliner]: procedures = 145, calls = 276, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 432 [2022-11-20 17:52:17,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:52:17,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:52:17,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:52:17,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:52:17,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,918 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:52:17,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:52:17,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:52:17,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:52:17,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:52:17" (1/1) ... [2022-11-20 17:52:17,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:52:17,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:52:17,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:52:17,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:52:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:52:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:52:18,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:52:18,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:52:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:52:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:52:18,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:52:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-20 17:52:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-20 17:52:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:52:18,027 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-20 17:52:18,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-20 17:52:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 17:52:18,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 17:52:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:52:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 17:52:18,028 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-20 17:52:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-20 17:52:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:52:18,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:52:18,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:52:18,266 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:52:18,268 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:52:29,137 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:52:29,332 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:52:29,332 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:52:29,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:52:29 BoogieIcfgContainer [2022-11-20 17:52:29,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:52:29,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:52:29,336 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:52:29,347 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:52:29,347 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:52:29" (1/1) ... [2022-11-20 17:52:29,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:52:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:29,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 108 states and 148 transitions. [2022-11-20 17:52:29,416 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 148 transitions. [2022-11-20 17:52:29,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:52:29,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:29,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:40,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 17:52:40,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:40,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 110 states and 151 transitions. [2022-11-20 17:52:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2022-11-20 17:52:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:52:40,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:40,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:40,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:40,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 111 states and 152 transitions. [2022-11-20 17:52:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 152 transitions. [2022-11-20 17:52:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:52:40,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:40,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:52,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 112 states and 156 transitions. [2022-11-20 17:52:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 156 transitions. [2022-11-20 17:52:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:52:52,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:52,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:52,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:52:52,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:52,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 111 states and 155 transitions. [2022-11-20 17:52:52,572 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 155 transitions. [2022-11-20 17:52:52,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:52:52,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:52,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:52,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:52,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 112 states and 157 transitions. [2022-11-20 17:52:52,844 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 157 transitions. [2022-11-20 17:52:52,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:52:52,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:52,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:04,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:04,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 112 states and 158 transitions. [2022-11-20 17:53:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 158 transitions. [2022-11-20 17:53:04,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:53:04,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:04,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:05,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 111 states and 155 transitions. [2022-11-20 17:53:05,516 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 155 transitions. [2022-11-20 17:53:05,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:53:05,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:05,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:05,778 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:53:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 119 states and 164 transitions. [2022-11-20 17:53:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 164 transitions. [2022-11-20 17:53:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:53:06,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 119 states and 165 transitions. [2022-11-20 17:53:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2022-11-20 17:53:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:53:18,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:18,275 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:53:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 120 states and 166 transitions. [2022-11-20 17:53:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 166 transitions. [2022-11-20 17:53:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:53:18,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:18,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:30,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:30,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2022-11-20 17:53:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-11-20 17:53:30,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:53:30,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:30,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:53:32,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:32,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 119 states and 166 transitions. [2022-11-20 17:53:32,049 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 166 transitions. [2022-11-20 17:53:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:53:32,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:32,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:53:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 122 states and 168 transitions. [2022-11-20 17:53:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 168 transitions. [2022-11-20 17:53:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:53:32,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:32,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 17:53:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:33,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 125 states and 170 transitions. [2022-11-20 17:53:33,959 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 170 transitions. [2022-11-20 17:53:33,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:53:33,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:33,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:53:37,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 124 states and 168 transitions. [2022-11-20 17:53:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 168 transitions. [2022-11-20 17:53:37,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:53:37,476 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2022-11-20 17:53:37,487 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:53:37,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:53:37,961 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:53:37,961 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-20 17:53:37,965 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-11-20 17:53:37,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:53:37 ImpRootNode [2022-11-20 17:53:37,966 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:53:37,967 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:53:37,967 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:53:37,967 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:53:37,968 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:52:29" (3/4) ... [2022-11-20 17:53:37,971 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:53:37,976 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CS_pthread_join [2022-11-20 17:53:37,977 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 17:53:37,977 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CS_pthread_create [2022-11-20 17:53:37,977 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 17:53:37,977 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CS_cs [2022-11-20 17:53:37,986 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2022-11-20 17:53:37,987 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-20 17:53:37,988 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 17:53:37,988 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 17:53:37,989 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:53:38,082 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:53:38,082 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:53:38,083 INFO L158 Benchmark]: Toolchain (without parser) took 81085.74ms. Allocated memory was 167.8MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 138.5MB in the beginning and 5.6GB in the end (delta: -5.4GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2022-11-20 17:53:38,083 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 97.8MB in the beginning and 97.8MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:53:38,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.10ms. Allocated memory is still 167.8MB. Free memory was 138.5MB in the beginning and 112.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:53:38,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.68ms. Allocated memory is still 167.8MB. Free memory was 112.6MB in the beginning and 108.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:53:38,084 INFO L158 Benchmark]: Boogie Preprocessor took 70.22ms. Allocated memory is still 167.8MB. Free memory was 108.4MB in the beginning and 104.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:53:38,084 INFO L158 Benchmark]: RCFGBuilder took 11401.47ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 104.2MB in the beginning and 138.5MB in the end (delta: -34.3MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2022-11-20 17:53:38,085 INFO L158 Benchmark]: CodeCheck took 68630.28ms. Allocated memory was 201.3MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 138.5MB in the beginning and 5.6GB in the end (delta: -5.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-20 17:53:38,085 INFO L158 Benchmark]: Witness Printer took 115.36ms. Allocated memory is still 6.8GB. Free memory was 5.6GB in the beginning and 5.6GB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:53:38,087 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 6 procedures, 108 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 68.1s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15 mSolverCounterUnknown, 1074 SdHoareTripleChecker+Valid, 155.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 235 mSDsluCounter, 572 SdHoareTripleChecker+Invalid, 155.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 386 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1248 IncrementalHoareTripleChecker+Invalid, 1649 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 386 mSolverCounterUnsat, 572 mSDtfsCounter, 1248 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1732 GetRequests, 1584 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9306 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.1s SsaConstructionTime, 8.5s SatisfiabilityAnalysisTime, 35.4s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 10 PerfectInterpolantSequences, 129/180 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: 775]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 775]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 770]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 770]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 566]: 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: 843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: (((i == 0 && j == 0) || (i == 0 && 1 <= j)) || ((1 <= i && i <= 2) && j == 0)) || ((1 <= i && i <= 2) && 1 <= j) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 97.8MB in the beginning and 97.8MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.10ms. Allocated memory is still 167.8MB. Free memory was 138.5MB in the beginning and 112.6MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.68ms. Allocated memory is still 167.8MB. Free memory was 112.6MB in the beginning and 108.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.22ms. Allocated memory is still 167.8MB. Free memory was 108.4MB in the beginning and 104.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11401.47ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 104.2MB in the beginning and 138.5MB in the end (delta: -34.3MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * CodeCheck took 68630.28ms. Allocated memory was 201.3MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 138.5MB in the beginning and 5.6GB in the end (delta: -5.4GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 115.36ms. Allocated memory is still 6.8GB. Free memory was 5.6GB in the beginning and 5.6GB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:53:38,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32f1b54b-bb3c-4455-a155-5f04a117959c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE