./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.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_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/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_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/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_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/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 d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef --- 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 17:18:42,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:18:42,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:18:42,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:18:42,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:18:42,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:18:42,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:18:42,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:18:42,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:18:42,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:18:42,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:18:42,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:18:42,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:18:42,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:18:42,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:18:42,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:18:42,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:18:42,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:18:42,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:18:43,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:18:43,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:18:43,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:18:43,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:18:43,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:18:43,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:18:43,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:18:43,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:18:43,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:18:43,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:18:43,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:18:43,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:18:43,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:18:43,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:18:43,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:18:43,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:18:43,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:18:43,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:18:43,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:18:43,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:18:43,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:18:43,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:18:43,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:18:43,076 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:18:43,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:18:43,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:18:43,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:18:43,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:18:43,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:18:43,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:18:43,082 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:18:43,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:18:43,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:18:43,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:18:43,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:18:43,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:18:43,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:18:43,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:18:43,084 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:18:43,085 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:18:43,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:18:43,085 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:18:43,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:18:43,086 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:18:43,086 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:18:43,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:18:43,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:43,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:18:43,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:18:43,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:18:43,087 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:18:43,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:18:43,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:18:43,088 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_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef [2022-11-20 17:18:43,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:18:43,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:18:43,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:18:43,436 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:18:43,437 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:18:43,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2022-11-20 17:18:46,485 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:18:46,736 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:18:46,736 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2022-11-20 17:18:46,764 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/data/427b96c4a/e5756cd42fcb42628009e06d936c2729/FLAGe653a2838 [2022-11-20 17:18:46,783 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/data/427b96c4a/e5756cd42fcb42628009e06d936c2729 [2022-11-20 17:18:46,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:18:46,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:18:46,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:46,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:18:46,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:18:46,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:46" (1/1) ... [2022-11-20 17:18:46,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e1f0a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:46, skipping insertion in model container [2022-11-20 17:18:46,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:46" (1/1) ... [2022-11-20 17:18:46,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:18:46,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:18:47,211 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_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i[23611,23624] [2022-11-20 17:18:47,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:47,390 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:18:47,416 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_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i[23611,23624] [2022-11-20 17:18:47,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:18:47,535 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:18:47,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47 WrapperNode [2022-11-20 17:18:47,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:18:47,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:47,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:18:47,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:18:47,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,664 INFO L138 Inliner]: procedures = 145, calls = 317, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 523 [2022-11-20 17:18:47,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:18:47,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:18:47,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:18:47,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:18:47,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,759 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:18:47,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:18:47,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:18:47,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:18:47,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:47" (1/1) ... [2022-11-20 17:18:47,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:18:47,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:18:47,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:18:47,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d816f59d-d7c4-4549-81b6-35fc1c5d7e35/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:18:47,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:18:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:18:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:18:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:18:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:18:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:18:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 17:18:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2022-11-20 17:18:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2022-11-20 17:18:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-20 17:18:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-20 17:18:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 17:18:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-20 17:18:47,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-20 17:18:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 17:18:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-20 17:18:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:18:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 17:18:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-20 17:18:47,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-20 17:18:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:18:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2022-11-20 17:18:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2022-11-20 17:18:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:18:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:18:48,146 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:18:48,148 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:18:59,220 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:18:59,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:18:59,340 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:18:59,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:59 BoogieIcfgContainer [2022-11-20 17:18:59,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:18:59,344 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:18:59,345 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:18:59,354 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:18:59,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:59" (1/1) ... [2022-11-20 17:18:59,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:18:59,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:59,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 134 states and 188 transitions. [2022-11-20 17:18:59,442 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 188 transitions. [2022-11-20 17:18:59,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:18:59,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:59,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:00,023 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 17:19:10,075 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 17:19:10,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:10,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 136 states and 191 transitions. [2022-11-20 17:19:10,185 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2022-11-20 17:19:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:19:10,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:10,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:10,531 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 17:19:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 137 states and 192 transitions. [2022-11-20 17:19:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 192 transitions. [2022-11-20 17:19:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:19:10,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:10,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:29,380 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 17:24:29,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 138 states and 196 transitions. [2022-11-20 17:24:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 196 transitions. [2022-11-20 17:24:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:24:29,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:29,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:39,770 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 17:29:39,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 138 states and 197 transitions. [2022-11-20 17:29:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 197 transitions. [2022-11-20 17:29:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:29:39,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:39,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:40,292 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 17:29:40,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:40,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 137 states and 196 transitions. [2022-11-20 17:29:40,376 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 196 transitions. [2022-11-20 17:29:40,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:29:40,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:40,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:40,848 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 17:29:40,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:40,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 198 transitions. [2022-11-20 17:29:40,933 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 198 transitions. [2022-11-20 17:29:40,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:29:40,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:40,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:41,250 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 17:29:41,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:41,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 137 states and 195 transitions. [2022-11-20 17:29:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 195 transitions. [2022-11-20 17:29:41,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:29:41,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:41,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat