./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:07,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:07,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:07,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:07,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:07,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:07,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:07,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:07,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:07,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:07,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:07,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:07,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:07,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:07,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:07,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:07,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:07,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:07,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:07,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:07,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:07,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:07,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:07,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:07,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:07,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:07,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:07,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:07,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:07,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:07,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:07,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:07,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:07,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:07,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:07,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:07,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:07,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:07,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:07,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:07,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:07,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:30:07,969 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:07,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:07,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:07,971 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:07,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:07,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:07,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:07,973 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:07,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:07,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:07,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:07,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:07,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:07,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:07,975 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:07,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:07,975 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:07,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:07,976 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:07,976 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:07,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:07,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:07,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:07,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:07,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:07,978 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:07,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:07,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:07,979 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_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b [2021-11-23 15:30:08,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:08,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:08,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:08,359 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:08,360 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:08,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 15:30:08,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/4fae97d21/6386f1f388644498a4dc0095571f2ec4/FLAG6897ac9b8 [2021-11-23 15:30:09,109 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:09,114 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 15:30:09,131 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/4fae97d21/6386f1f388644498a4dc0095571f2ec4/FLAG6897ac9b8 [2021-11-23 15:30:09,438 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/4fae97d21/6386f1f388644498a4dc0095571f2ec4 [2021-11-23 15:30:09,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:09,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:09,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:09,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:09,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:09,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:09,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f137491 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09, skipping insertion in model container [2021-11-23 15:30:09,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:09,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:09,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:09,850 WARN L230 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_7aeb74dc-4818-424e-9b19-df211264f1cb/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 15:30:09,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:09,887 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:09,941 WARN L230 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_7aeb74dc-4818-424e-9b19-df211264f1cb/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 15:30:09,953 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:09,974 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:09,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09 WrapperNode [2021-11-23 15:30:09,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:09,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:09,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:09,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:09,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,056 INFO L137 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2021-11-23 15:30:10,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:10,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:10,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:10,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:10,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:10,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:10,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:10,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:10,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:09" (1/1) ... [2021-11-23 15:30:10,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:10,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:10,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:10,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 15:30:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 15:30:10,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:30:10,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:30:10,241 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:30:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:30:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:30:10,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:30:10,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:30:10,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:30:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:30:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:30:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:10,246 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:30:10,350 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:10,352 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:10,781 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:10,793 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:30:10,794 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:30:10,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:30:10 BoogieIcfgContainer [2021-11-23 15:30:10,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:30:10,798 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:30:10,798 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:30:10,811 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:30:10,811 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:30:10" (1/1) ... [2021-11-23 15:30:10,812 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:10,817 INFO L158 Benchmark]: Toolchain (without parser) took 1371.62ms. Allocated memory is still 125.8MB. Free memory was 87.9MB in the beginning and 80.3MB in the end (delta: 7.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:10,818 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 125.8MB. Free memory was 104.3MB in the beginning and 104.3MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:10,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.23ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 99.2MB in the end (delta: -11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:10,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.03ms. Allocated memory is still 125.8MB. Free memory was 99.2MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:10,822 INFO L158 Benchmark]: Boogie Preprocessor took 70.58ms. Allocated memory is still 125.8MB. Free memory was 97.6MB in the beginning and 95.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:10,823 INFO L158 Benchmark]: RCFGBuilder took 668.14ms. Allocated memory is still 125.8MB. Free memory was 95.9MB in the beginning and 81.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:10,824 INFO L158 Benchmark]: CodeCheck took 16.97ms. Allocated memory is still 125.8MB. Free memory was 81.3MB in the beginning and 80.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:10,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 125.8MB. Free memory was 104.3MB in the beginning and 104.3MB in the end (delta: 77.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.23ms. Allocated memory is still 125.8MB. Free memory was 87.8MB in the beginning and 99.2MB in the end (delta: -11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.03ms. Allocated memory is still 125.8MB. Free memory was 99.2MB in the beginning and 97.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.58ms. Allocated memory is still 125.8MB. Free memory was 97.6MB in the beginning and 95.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 668.14ms. Allocated memory is still 125.8MB. Free memory was 95.9MB in the beginning and 81.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.97ms. Allocated memory is still 125.8MB. Free memory was 81.3MB in the beginning and 80.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:10,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:13,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:13,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:13,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:13,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:13,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:13,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:13,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:13,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:13,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:13,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:13,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:13,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:13,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:13,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:13,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:13,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:13,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:13,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:13,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:13,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:13,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:13,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:13,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:13,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:13,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:13,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:13,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:13,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:13,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:13,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:13,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:13,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:14,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:14,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:14,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:14,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:14,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:14,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:14,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:14,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:14,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:14,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:14,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:14,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:14,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:14,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:14,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:14,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:14,061 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:14,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:14,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:14,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:14,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:14,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:14,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:14,063 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:14,063 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:14,063 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:14,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:14,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:14,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:14,065 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:14,065 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:14,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:14,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:14,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:14,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:14,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:14,067 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:14,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:14,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:14,068 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:14,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:14,068 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b [2021-11-23 15:30:14,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:14,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:14,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:14,595 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:14,596 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:14,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 15:30:14,692 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/45a99c013/1efb8af9844143daba779d6181596f91/FLAG0778758b5 [2021-11-23 15:30:15,270 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:15,271 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 15:30:15,288 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/45a99c013/1efb8af9844143daba779d6181596f91/FLAG0778758b5 [2021-11-23 15:30:15,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/data/45a99c013/1efb8af9844143daba779d6181596f91 [2021-11-23 15:30:15,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:15,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:15,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:15,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:15,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:15,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:15" (1/1) ... [2021-11-23 15:30:15,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15543341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:15, skipping insertion in model container [2021-11-23 15:30:15,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:15" (1/1) ... [2021-11-23 15:30:15,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:15,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:15,986 WARN L230 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_7aeb74dc-4818-424e-9b19-df211264f1cb/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 15:30:16,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:16,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:16,078 WARN L230 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_7aeb74dc-4818-424e-9b19-df211264f1cb/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 15:30:16,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:16,116 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:16,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16 WrapperNode [2021-11-23 15:30:16,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:16,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:16,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:16,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:16,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,204 INFO L137 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 77 [2021-11-23 15:30:16,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:16,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:16,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:16,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:16,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:16,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:16,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:16,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:16,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:16,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:16,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:16,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:16,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 15:30:16,399 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 15:30:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:30:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:30:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:30:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:30:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:30:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:30:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:30:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:30:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:30:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:30:16,404 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:30:16,511 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:16,513 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:16,944 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:16,972 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:30:16,972 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:30:16,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:30:16 BoogieIcfgContainer [2021-11-23 15:30:16,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:30:16,976 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:30:16,977 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:30:17,004 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:30:17,005 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:30:16" (1/1) ... [2021-11-23 15:30:17,006 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:17,010 INFO L158 Benchmark]: Toolchain (without parser) took 1350.03ms. Allocated memory is still 90.2MB. Free memory was 54.7MB in the beginning and 55.4MB in the end (delta: -672.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:17,011 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 71.3MB in the beginning and 71.3MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:17,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.93ms. Allocated memory is still 90.2MB. Free memory was 54.6MB in the beginning and 74.0MB in the end (delta: -19.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:17,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.21ms. Allocated memory is still 90.2MB. Free memory was 74.0MB in the beginning and 72.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:17,015 INFO L158 Benchmark]: Boogie Preprocessor took 85.45ms. Allocated memory is still 90.2MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:17,016 INFO L158 Benchmark]: RCFGBuilder took 683.51ms. Allocated memory is still 90.2MB. Free memory was 70.6MB in the beginning and 56.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:17,022 INFO L158 Benchmark]: CodeCheck took 31.76ms. Allocated memory is still 90.2MB. Free memory was 56.4MB in the beginning and 55.4MB in the end (delta: 985.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:17,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 71.3MB in the beginning and 71.3MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.93ms. Allocated memory is still 90.2MB. Free memory was 54.6MB in the beginning and 74.0MB in the end (delta: -19.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.21ms. Allocated memory is still 90.2MB. Free memory was 74.0MB in the beginning and 72.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 85.45ms. Allocated memory is still 90.2MB. Free memory was 72.3MB in the beginning and 70.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 683.51ms. Allocated memory is still 90.2MB. Free memory was 70.6MB in the beginning and 56.4MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 31.76ms. Allocated memory is still 90.2MB. Free memory was 56.4MB in the beginning and 55.4MB in the end (delta: 985.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:17,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7aeb74dc-4818-424e-9b19-df211264f1cb/bin/ukojak-CwSLpZB5Qu/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported