./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 aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/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_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ --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 0.2.1-dev-aef121e [2021-11-23 01:00:32,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:32,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:32,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:32,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:32,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:32,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:32,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:32,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:32,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:32,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:32,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:32,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:32,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:32,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:32,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:32,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:32,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:32,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:32,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:32,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:32,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:32,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:32,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:32,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:32,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:32,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:32,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:32,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:32,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:32,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:32,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:32,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:32,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:32,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:32,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:32,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:32,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:32,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:32,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:32,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:32,847 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:00:32,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:32,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:32,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:32,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:32,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:32,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:32,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:32,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:32,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:00:32,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:32,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:32,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:32,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:32,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:32,909 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:32,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:32,909 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:32,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:32,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:32,910 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:32,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:32,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:32,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:32,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:32,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:32,912 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:00:32,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:00:32,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:32,912 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_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b [2021-11-23 01:00:33,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:33,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:33,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:33,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:33,222 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:33,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 01:00:33,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/1873bf9ad/96d20cbf5dfa4632bbdc0a5d90244759/FLAGf88475163 [2021-11-23 01:00:33,753 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:33,753 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 01:00:33,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/1873bf9ad/96d20cbf5dfa4632bbdc0a5d90244759/FLAGf88475163 [2021-11-23 01:00:34,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/1873bf9ad/96d20cbf5dfa4632bbdc0a5d90244759 [2021-11-23 01:00:34,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:34,133 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:34,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:34,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:34,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:34,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ceb984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34, skipping insertion in model container [2021-11-23 01:00:34,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:34,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:34,368 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_401f8904-a91c-4996-a948-0a5fcd6381e9/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 01:00:34,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:34,386 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:34,425 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_401f8904-a91c-4996-a948-0a5fcd6381e9/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 01:00:34,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:34,441 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:34,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34 WrapperNode [2021-11-23 01:00:34,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:34,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:34,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:34,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:34,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,483 INFO L137 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2021-11-23 01:00:34,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:34,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:34,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:34,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:34,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:34,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:34,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:34,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:34,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:34" (1/1) ... [2021-11-23 01:00:34,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:34,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:34,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:34,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:34,592 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 01:00:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 01:00:34,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:34,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:00:34,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:00:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:00:34,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:00:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 01:00:34,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 01:00:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:00:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:00:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:00:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:00:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:00:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:34,601 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 01:00:34,675 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:34,677 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:35,012 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:35,023 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:35,023 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:00:35,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:35 BoogieIcfgContainer [2021-11-23 01:00:35,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:00:35,027 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:00:35,027 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:00:35,038 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:00:35,038 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:35" (1/1) ... [2021-11-23 01:00:35,039 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 01:00:35,044 INFO L158 Benchmark]: Toolchain (without parser) took 910.16ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 46.0MB in the beginning and 83.9MB in the end (delta: -38.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,045 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 62.4MB in the end (delta: 20.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:35,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.22ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 45.8MB in the beginning and 103.2MB in the end (delta: -57.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.32ms. Allocated memory is still 134.2MB. Free memory was 103.2MB in the beginning and 101.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,048 INFO L158 Benchmark]: Boogie Preprocessor took 31.56ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 100.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:35,048 INFO L158 Benchmark]: RCFGBuilder took 509.50ms. Allocated memory is still 134.2MB. Free memory was 100.3MB in the beginning and 85.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:00:35,049 INFO L158 Benchmark]: CodeCheck took 14.93ms. Allocated memory is still 134.2MB. Free memory was 84.8MB in the beginning and 83.9MB in the end (delta: 841.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:35,053 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 0.28ms. Allocated memory is still 88.1MB. Free memory was 62.5MB in the beginning and 62.4MB in the end (delta: 20.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.22ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 45.8MB in the beginning and 103.2MB in the end (delta: -57.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.32ms. Allocated memory is still 134.2MB. Free memory was 103.2MB in the beginning and 101.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.56ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 100.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 509.50ms. Allocated memory is still 134.2MB. Free memory was 100.3MB in the beginning and 85.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.93ms. Allocated memory is still 134.2MB. Free memory was 84.8MB in the beginning and 83.9MB in the end (delta: 841.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:00:35,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/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_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/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_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ --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 0.2.1-dev-aef121e [2021-11-23 01:00:37,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:37,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:37,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:37,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:37,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:37,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:37,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:37,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:37,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:37,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:37,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:37,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:37,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:37,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:37,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:37,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:37,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:37,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:37,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:37,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:37,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:37,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:37,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:37,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:37,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:37,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:37,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:37,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:37,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:37,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:37,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:37,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:37,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:37,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:37,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:37,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:37,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:37,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:37,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:37,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:37,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:00:37,846 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:37,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:37,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:37,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:37,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:37,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:37,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:37,851 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:37,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:37,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:37,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:37,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:37,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:37,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:00:37,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:00:37,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:00:37,854 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:37,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:37,854 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:37,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:37,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:37,855 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:37,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:37,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:37,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:37,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:37,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:37,856 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:00:37,857 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:00:37,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:37,857 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:00:37,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:00:37,858 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_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4208e364fc80ce33bd799516b7b127a7314c394860a88240a88c2fb8dc1fa8b [2021-11-23 01:00:38,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:38,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:38,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:38,296 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:38,297 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:38,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 01:00:38,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/521c2de93/af5993a3e37a4c15b0c2438ab93bbef2/FLAG232e8023f [2021-11-23 01:00:38,972 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:38,974 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2021-11-23 01:00:38,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/521c2de93/af5993a3e37a4c15b0c2438ab93bbef2/FLAG232e8023f [2021-11-23 01:00:39,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/data/521c2de93/af5993a3e37a4c15b0c2438ab93bbef2 [2021-11-23 01:00:39,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:39,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:39,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:39,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:39,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:39,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd6a4eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39, skipping insertion in model container [2021-11-23 01:00:39,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:39,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:39,592 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_401f8904-a91c-4996-a948-0a5fcd6381e9/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 01:00:39,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:39,653 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:39,687 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_401f8904-a91c-4996-a948-0a5fcd6381e9/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c[3072,3085] [2021-11-23 01:00:39,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:39,706 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:39,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39 WrapperNode [2021-11-23 01:00:39,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:39,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:39,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:39,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:39,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,747 INFO L137 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 77 [2021-11-23 01:00:39,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:39,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:39,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:39,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:39,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:39,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:39,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:39,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:39,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:39" (1/1) ... [2021-11-23 01:00:39,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:39,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:39,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:39,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:39,866 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 01:00:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 01:00:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:00:39,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:00:39,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:00:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:00:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 01:00:39,868 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 01:00:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:00:39,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:00:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:00:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:00:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:00:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:39,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:39,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:00:39,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:00:39,871 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 01:00:40,001 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:40,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:40,358 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:40,380 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:40,380 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:00:40,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:40 BoogieIcfgContainer [2021-11-23 01:00:40,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:00:40,386 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:00:40,387 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:00:40,396 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:00:40,397 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:40" (1/1) ... [2021-11-23 01:00:40,398 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 01:00:40,405 INFO L158 Benchmark]: Toolchain (without parser) took 1072.58ms. Allocated memory is still 62.9MB. Free memory was 45.2MB in the beginning and 26.4MB in the end (delta: 18.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-23 01:00:40,406 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 57.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:40,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.32ms. Allocated memory is still 62.9MB. Free memory was 45.1MB in the beginning and 44.9MB in the end (delta: 147.1kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:00:40,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.73ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 43.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:40,410 INFO L158 Benchmark]: Boogie Preprocessor took 33.25ms. Allocated memory is still 62.9MB. Free memory was 43.2MB in the beginning and 41.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:00:40,412 INFO L158 Benchmark]: RCFGBuilder took 603.18ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 27.3MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:00:40,413 INFO L158 Benchmark]: CodeCheck took 16.41ms. Allocated memory is still 62.9MB. Free memory was 27.3MB in the beginning and 26.4MB in the end (delta: 942.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:00:40,423 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 0.30ms. Allocated memory is still 62.9MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 57.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.32ms. Allocated memory is still 62.9MB. Free memory was 45.1MB in the beginning and 44.9MB in the end (delta: 147.1kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.73ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 43.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.25ms. Allocated memory is still 62.9MB. Free memory was 43.2MB in the beginning and 41.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 603.18ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 27.3MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16.41ms. Allocated memory is still 62.9MB. Free memory was 27.3MB in the beginning and 26.4MB in the end (delta: 942.3kB). 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 01:00:40,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_401f8904-a91c-4996-a948-0a5fcd6381e9/bin/ukojak-LBtLqBUTdQ/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