./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/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_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_peterson.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-2329fc7 [2022-12-15 03:47:03,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:47:03,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:47:03,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:47:03,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:47:03,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:47:03,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:47:03,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:47:03,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:47:03,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:47:03,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:47:03,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:47:03,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:47:03,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:47:03,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:47:03,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:47:03,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:47:03,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:47:03,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:47:03,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:47:03,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:47:03,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:47:03,197 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:47:03,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:47:03,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:47:03,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:47:03,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:47:03,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:47:03,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:47:03,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:47:03,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:47:03,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:47:03,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:47:03,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:47:03,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:47:03,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:47:03,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:47:03,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:47:03,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:47:03,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:47:03,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:47:03,210 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 03:47:03,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:47:03,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:47:03,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:47:03,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:47:03,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:47:03,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:47:03,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:47:03,248 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:47:03,248 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:47:03,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:47:03,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:47:03,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:47:03,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:47:03,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:47:03,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:47:03,249 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:47:03,249 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:47:03,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:47:03,250 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:47:03,250 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:47:03,250 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:47:03,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:47:03,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:47:03,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:47:03,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:47:03,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:47:03,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:47:03,252 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:47:03,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:47:03,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:47:03,252 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_0c99e117-5770-4763-867d-d4207fb02a9f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a8be7009a37d1df58713fd67cd9771c39e6139a0416009824ceb58da10928b7 [2022-12-15 03:47:03,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:47:03,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:47:03,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:47:03,458 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:47:03,458 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:47:03,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-pthread/cs_peterson.i [2022-12-15 03:47:06,017 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:47:06,253 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:47:06,254 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/sv-benchmarks/c/seq-pthread/cs_peterson.i [2022-12-15 03:47:06,266 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/data/eb4716902/8f9fb8f7b3e94eb2810dca577f299b30/FLAG6d253c57c [2022-12-15 03:47:06,621 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/data/eb4716902/8f9fb8f7b3e94eb2810dca577f299b30 [2022-12-15 03:47:06,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:47:06,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:47:06,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:47:06,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:47:06,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:47:06,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:47:06" (1/1) ... [2022-12-15 03:47:06,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3db1d9cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:06, skipping insertion in model container [2022-12-15 03:47:06,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:47:06" (1/1) ... [2022-12-15 03:47:06,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:47:06,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:47:06,895 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_0c99e117-5770-4763-867d-d4207fb02a9f/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2022-12-15 03:47:06,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:47:06,972 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:47:06,992 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_0c99e117-5770-4763-867d-d4207fb02a9f/sv-benchmarks/c/seq-pthread/cs_peterson.i[23605,23618] [2022-12-15 03:47:07,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:47:07,046 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:47:07,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07 WrapperNode [2022-12-15 03:47:07,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:47:07,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:47:07,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:47:07,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:47:07,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,089 INFO L138 Inliner]: procedures = 145, calls = 276, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 432 [2022-12-15 03:47:07,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:47:07,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:47:07,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:47:07,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:47:07,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,118 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:47:07,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:47:07,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:47:07,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:47:07,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:47:07" (1/1) ... [2022-12-15 03:47:07,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:47:07,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:47:07,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:47:07,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:47:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:47:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:47:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 03:47:07,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 03:47:07,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:47:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:47:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 03:47:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-12-15 03:47:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-12-15 03:47:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 03:47:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-12-15 03:47:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-12-15 03:47:07,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-15 03:47:07,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-15 03:47:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:47:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 03:47:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-12-15 03:47:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-12-15 03:47:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:47:07,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:47:07,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:47:07,309 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:47:07,311 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:47:17,887 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:47:17,959 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:47:17,959 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 03:47:17,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:47:17 BoogieIcfgContainer [2022-12-15 03:47:17,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:47:17,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:47:17,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:47:17,972 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:47:17,973 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:47:17" (1/1) ... [2022-12-15 03:47:17,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:47:18,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 108 states and 148 transitions. [2022-12-15 03:47:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 148 transitions. [2022-12-15 03:47:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:47:18,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:18,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:18,357 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 03:47:28,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-15 03:47:28,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 110 states and 151 transitions. [2022-12-15 03:47:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2022-12-15 03:47:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:47:28,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:28,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:28,584 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 03:47:28,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:28,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 111 states and 152 transitions. [2022-12-15 03:47:28,600 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 152 transitions. [2022-12-15 03:47:28,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:47:28,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:28,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:35,567 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 03:47:35,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:35,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 112 states and 156 transitions. [2022-12-15 03:47:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 156 transitions. [2022-12-15 03:47:35,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:47:35,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:35,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:35,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2022-12-15 03:47:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2022-12-15 03:47:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:47:35,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:35,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:36,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2022-12-15 03:47:36,024 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2022-12-15 03:47:36,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:47:36,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:36,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:43,929 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 03:47:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:43,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 115 states and 161 transitions. [2022-12-15 03:47:43,933 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2022-12-15 03:47:43,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:47:43,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:43,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:44,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:47:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 114 states and 160 transitions. [2022-12-15 03:47:44,140 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 160 transitions. [2022-12-15 03:47:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:47:44,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:44,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:44,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 111 states and 155 transitions. [2022-12-15 03:47:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 155 transitions. [2022-12-15 03:47:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:47:44,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:44,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 03:47:44,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 119 states and 164 transitions. [2022-12-15 03:47:44,930 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 164 transitions. [2022-12-15 03:47:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:47:44,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:44,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:52,438 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 03:47:52,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 119 states and 165 transitions. [2022-12-15 03:47:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2022-12-15 03:47:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 03:47:52,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:52,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 03:47:52,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 120 states and 166 transitions. [2022-12-15 03:47:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 166 transitions. [2022-12-15 03:47:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:47:52,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:52,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:00,200 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 03:48:00,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2022-12-15 03:48:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-12-15 03:48:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:48:00,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:00,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 03:48:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:00,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 123 states and 169 transitions. [2022-12-15 03:48:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 169 transitions. [2022-12-15 03:48:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:48:00,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:00,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 03:48:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 126 states and 171 transitions. [2022-12-15 03:48:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 171 transitions. [2022-12-15 03:48:01,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:48:01,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:01,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-15 03:48:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 138 states and 189 transitions. [2022-12-15 03:48:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2022-12-15 03:48:02,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:48:02,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:02,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-15 03:48:04,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 137 states and 188 transitions. [2022-12-15 03:48:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 188 transitions. [2022-12-15 03:48:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 03:48:04,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:04,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 36 proven. 73 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-15 03:48:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 124 states and 168 transitions. [2022-12-15 03:48:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 168 transitions. [2022-12-15 03:48:04,722 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:48:04,722 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-12-15 03:48:04,728 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:48:04,966 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:48:04,969 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:48:04,969 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-15 03:48:04,972 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-12-15 03:48:04,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:48:04 ImpRootNode [2022-12-15 03:48:04,972 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:48:04,973 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:48:04,973 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:48:04,973 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:48:04,973 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:47:17" (3/4) ... [2022-12-15 03:48:04,975 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:48:04,979 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CS_pthread_join [2022-12-15 03:48:04,980 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-15 03:48:04,980 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CS_pthread_create [2022-12-15 03:48:04,980 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-15 03:48:04,980 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CS_cs [2022-12-15 03:48:04,985 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2022-12-15 03:48:04,986 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-12-15 03:48:04,986 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 03:48:04,986 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 03:48:04,987 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:48:05,044 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:48:05,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:48:05,044 INFO L158 Benchmark]: Toolchain (without parser) took 58416.79ms. Allocated memory was 188.7MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 151.2MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 928.1MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,044 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 117.4MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:48:05,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.43ms. Allocated memory is still 188.7MB. Free memory was 151.2MB in the beginning and 125.5MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.29ms. Allocated memory is still 188.7MB. Free memory was 125.5MB in the beginning and 121.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,045 INFO L158 Benchmark]: Boogie Preprocessor took 32.82ms. Allocated memory is still 188.7MB. Free memory was 121.3MB in the beginning and 117.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,045 INFO L158 Benchmark]: RCFGBuilder took 10839.10ms. Allocated memory is still 188.7MB. Free memory was 117.7MB in the beginning and 115.9MB in the end (delta: 1.8MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,046 INFO L158 Benchmark]: CodeCheck took 47009.38ms. Allocated memory was 188.7MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 115.9MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 881.1MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,046 INFO L158 Benchmark]: Witness Printer took 71.16ms. Allocated memory is still 2.5GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:48:05,047 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: 46.7s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17 mSolverCounterUnknown, 1266 SdHoareTripleChecker+Valid, 173.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 299 mSDsluCounter, 657 SdHoareTripleChecker+Invalid, 173.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 523 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1595 IncrementalHoareTripleChecker+Invalid, 2135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 523 mSolverCounterUnsat, 657 mSDtfsCounter, 1595 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2119 GetRequests, 1956 SyntacticMatches, 21 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8349 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 5.2s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 234/361 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 0.11ms. Allocated memory is still 117.4MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.43ms. Allocated memory is still 188.7MB. Free memory was 151.2MB in the beginning and 125.5MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.29ms. Allocated memory is still 188.7MB. Free memory was 125.5MB in the beginning and 121.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.82ms. Allocated memory is still 188.7MB. Free memory was 121.3MB in the beginning and 117.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10839.10ms. Allocated memory is still 188.7MB. Free memory was 117.7MB in the beginning and 115.9MB in the end (delta: 1.8MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * CodeCheck took 47009.38ms. Allocated memory was 188.7MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 115.9MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 881.1MB. Max. memory is 16.1GB. * Witness Printer took 71.16ms. Allocated memory is still 2.5GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 03:48:05,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c99e117-5770-4763-867d-d4207fb02a9f/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