./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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 d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:08:02,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:08:02,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:08:02,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:08:02,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:08:02,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:08:02,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:08:02,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:08:02,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:08:02,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:08:02,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:08:02,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:08:02,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:08:02,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:08:02,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:08:02,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:08:02,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:08:02,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:08:02,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:08:02,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:08:02,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:08:02,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:08:02,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:08:02,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:08:02,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:08:02,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:08:02,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:08:02,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:08:02,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:08:02,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:08:02,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:08:02,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:08:02,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:08:02,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:08:02,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:08:02,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:08:02,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:08:02,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:08:02,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:08:02,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:08:02,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:08:02,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:08:02,877 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:08:02,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:08:02,879 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:08:02,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:08:02,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:08:02,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:08:02,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:08:02,881 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:08:02,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:08:02,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:08:02,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:08:02,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:08:02,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:08:02,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:08:02,882 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:08:02,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:08:02,883 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:08:02,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:08:02,883 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:08:02,883 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:08:02,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:08:02,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:02,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:08:02,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:08:02,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:08:02,885 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:08:02,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:08:02,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:08:02,886 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 [2021-11-22 23:08:03,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:08:03,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:08:03,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:08:03,188 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:08:03,189 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:08:03,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2021-11-22 23:08:03,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/1ae2e71ef/e27843a1c3424e59938aecc51afd0098/FLAGb811a7069 [2021-11-22 23:08:03,725 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:08:03,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2021-11-22 23:08:03,732 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/1ae2e71ef/e27843a1c3424e59938aecc51afd0098/FLAGb811a7069 [2021-11-22 23:08:04,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/1ae2e71ef/e27843a1c3424e59938aecc51afd0098 [2021-11-22 23:08:04,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:08:04,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:08:04,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:04,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:08:04,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:08:04,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74aaa267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04, skipping insertion in model container [2021-11-22 23:08:04,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:08:04,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:08:04,355 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2021-11-22 23:08:04,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:04,373 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:08:04,403 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2021-11-22 23:08:04,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:04,423 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:08:04,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04 WrapperNode [2021-11-22 23:08:04,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:04,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:04,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:08:04,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:08:04,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,466 INFO L137 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2021-11-22 23:08:04,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:04,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:08:04,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:08:04,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:08:04,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:08:04,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:08:04,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:08:04,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:08:04,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:04" (1/1) ... [2021-11-22 23:08:04,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:04,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:08:04,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:08:04,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:08:04,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:08:04,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:08:04,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:08:04,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:08:04,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 23:08:04,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 23:08:04,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 23:08:04,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 23:08:04,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 23:08:04,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 23:08:04,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 23:08:04,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 23:08:04,599 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:08:04,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:08:04,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:08:04,600 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-22 23:08:04,601 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-22 23:08:04,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:08:04,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:08:04,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:08:04,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:08:04,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:08:04,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:08:04,605 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:08:04,699 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:08:04,701 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:08:05,009 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:08:05,158 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:08:05,159 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-22 23:08:05,160 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-22 23:08:05,163 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2021-11-22 23:08:05,168 INFO L158 Benchmark]: Toolchain (without parser) took 1071.68ms. Allocated memory is still 117.4MB. Free memory was 87.1MB in the beginning and 63.9MB in the end (delta: 23.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2021-11-22 23:08:05,173 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:08:05,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.33ms. Allocated memory is still 117.4MB. Free memory was 86.6MB in the beginning and 89.2MB in the end (delta: -2.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:08:05,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.24ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 87.3MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:08:05,178 INFO L158 Benchmark]: Boogie Preprocessor took 36.17ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 85.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:08:05,179 INFO L158 Benchmark]: RCFGBuilder took 661.73ms. Allocated memory is still 117.4MB. Free memory was 85.9MB in the beginning and 63.9MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-22 23:08:05,183 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.33ms. Allocated memory is still 117.4MB. Free memory was 86.6MB in the beginning and 89.2MB in the end (delta: -2.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.24ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 87.3MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.17ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 85.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 661.73ms. Allocated memory is still 117.4MB. Free memory was 85.9MB in the beginning and 63.9MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:08:05,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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 d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:08:07,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:08:07,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:08:07,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:08:07,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:08:07,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:08:07,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:08:07,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:08:07,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:08:07,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:08:07,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:08:07,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:08:07,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:08:07,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:08:07,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:08:07,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:08:07,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:08:07,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:08:07,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:08:07,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:08:07,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:08:07,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:08:07,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:08:07,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:08:07,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:08:07,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:08:07,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:08:07,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:08:07,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:08:07,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:08:07,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:08:07,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:08:07,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:08:07,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:08:07,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:08:07,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:08:07,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:08:07,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:08:07,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:08:07,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:08:07,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:08:07,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:08:07,798 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:08:07,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:08:07,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:08:07,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:08:07,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:08:07,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:08:07,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:08:07,801 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:08:07,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:08:07,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:08:07,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:08:07,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:08:07,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:08:07,802 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:08:07,802 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:08:07,803 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:08:07,803 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:08:07,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:08:07,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:08:07,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:08:07,804 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:08:07,804 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:08:07,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:08:07,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:07,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:08:07,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:08:07,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:08:07,805 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:08:07,806 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:08:07,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:08:07,806 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:08:07,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:08:07,806 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d721a74d879c75d156b7dfbd9383140c70ef6831602ea84a0f8988cd7fdc0c32 [2021-11-22 23:08:08,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:08:08,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:08:08,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:08:08,237 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:08:08,237 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:08:08,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2021-11-22 23:08:08,316 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/021d9dce9/6b0fb8f9604a4ee0aea8c02d2ef20577/FLAGfaec70037 [2021-11-22 23:08:08,823 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:08:08,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c [2021-11-22 23:08:08,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/021d9dce9/6b0fb8f9604a4ee0aea8c02d2ef20577/FLAGfaec70037 [2021-11-22 23:08:09,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/data/021d9dce9/6b0fb8f9604a4ee0aea8c02d2ef20577 [2021-11-22 23:08:09,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:08:09,196 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:08:09,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:09,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:08:09,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:08:09,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ed92b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09, skipping insertion in model container [2021-11-22 23:08:09,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:08:09,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:08:09,465 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2021-11-22 23:08:09,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:09,506 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:08:09,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:08:09,553 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2021-11-22 23:08:09,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:09,563 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:08:09,591 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_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/sv-benchmarks/c/weaver/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2021-11-22 23:08:09,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:09,614 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:08:09,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09 WrapperNode [2021-11-22 23:08:09,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:09,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:09,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:08:09,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:08:09,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,657 INFO L137 Inliner]: procedures = 29, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2021-11-22 23:08:09,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:09,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:08:09,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:08:09,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:08:09,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:08:09,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:08:09,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:08:09,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:08:09,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:09" (1/1) ... [2021-11-22 23:08:09,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:09,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:08:09,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:08:09,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:08:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:08:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:08:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:08:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:08:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 23:08:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 23:08:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 23:08:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 23:08:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 23:08:09,808 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 23:08:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 23:08:09,809 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 23:08:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:08:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:08:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-22 23:08:09,810 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-22 23:08:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:08:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:08:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:08:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:08:09,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:08:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:08:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:08:09,813 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:08:09,979 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:08:09,980 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:08:10,408 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:08:10,570 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:08:10,570 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-22 23:08:10,571 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-22 23:08:10,572 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2021-11-22 23:08:10,579 INFO L158 Benchmark]: Toolchain (without parser) took 1380.10ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 46.9MB in the end (delta: 4.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-22 23:08:10,580 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:08:10,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.89ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 52.4MB in the end (delta: -1.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:08:10,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.73ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 50.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:08:10,583 INFO L158 Benchmark]: Boogie Preprocessor took 38.49ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 48.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:08:10,584 INFO L158 Benchmark]: RCFGBuilder took 877.79ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 46.9MB in the end (delta: 1.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2021-11-22 23:08:10,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.89ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 52.4MB in the end (delta: -1.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.73ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 50.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.49ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 48.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 877.79ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 46.9MB in the end (delta: 1.9MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:08:10,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee70c96f-2c0a-405c-b8a3-9eec5083bffb/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?