./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/unroll-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB --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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:02:47,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:47,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:47,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:47,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:47,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:47,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:47,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:47,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:47,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:47,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:47,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:47,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:47,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:47,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:47,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:47,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:47,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:47,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:47,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:47,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:47,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:47,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:47,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:48,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:48,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:48,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:48,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:48,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:48,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:48,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:48,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:48,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:48,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:48,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:48,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:48,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:48,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:48,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:48,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:48,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:48,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:48,041 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:48,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:48,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:48,043 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:48,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:48,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:48,044 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:48,045 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:48,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:48,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:48,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:48,045 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:48,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:48,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:48,046 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:48,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:48,047 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:48,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:48,047 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:48,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:48,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:48,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:48,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:48,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:48,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:48,056 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:48,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:48,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:48,057 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_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2022-10-17 17:02:48,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:48,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:48,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:48,432 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:48,433 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:48,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-10-17 17:02:48,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/ef88d4138/fd29f7008873467d82351f0ebb2b120d/FLAG9e8999d02 [2022-10-17 17:02:48,919 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:48,920 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-10-17 17:02:48,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/ef88d4138/fd29f7008873467d82351f0ebb2b120d/FLAG9e8999d02 [2022-10-17 17:02:49,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/ef88d4138/fd29f7008873467d82351f0ebb2b120d [2022-10-17 17:02:49,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:49,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:49,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:49,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:49,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:49,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f5cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49, skipping insertion in model container [2022-10-17 17:02:49,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:49,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:49,551 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_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-10-17 17:02:49,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:49,567 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:49,591 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_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-10-17 17:02:49,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:49,609 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:49,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49 WrapperNode [2022-10-17 17:02:49,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:49,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:49,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:49,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:49,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,648 INFO L138 Inliner]: procedures = 24, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-10-17 17:02:49,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:49,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:49,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:49,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:49,659 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,675 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:49,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:49,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:49,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:49,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:49" (1/1) ... [2022-10-17 17:02:49,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:49,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:49,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:49,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 17:02:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 17:02:49,826 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 17:02:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 17:02:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:02:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:02:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:02:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:02:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:49,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:02:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:49,830 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:02:49,950 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:49,952 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:50,246 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:50,256 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:50,260 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 17:02:50,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:50 BoogieIcfgContainer [2022-10-17 17:02:50,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:50,264 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:50,264 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:50,277 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:50,277 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:50" (1/1) ... [2022-10-17 17:02:50,280 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) [2022-10-17 17:02:50,291 INFO L158 Benchmark]: Toolchain (without parser) took 976.77ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 44.8MB in the beginning and 66.3MB in the end (delta: -21.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:50,292 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 169.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:50,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.90ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 33.7MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:02:50,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.39ms. Allocated memory is still 81.8MB. Free memory was 33.7MB in the beginning and 32.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:50,295 INFO L158 Benchmark]: Boogie Preprocessor took 29.94ms. Allocated memory is still 81.8MB. Free memory was 32.0MB in the beginning and 30.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:50,296 INFO L158 Benchmark]: RCFGBuilder took 583.13ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 30.5MB in the beginning and 67.3MB in the end (delta: -36.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-10-17 17:02:50,296 INFO L158 Benchmark]: CodeCheck took 24.05ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 66.3MB in the end (delta: 976.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:50,301 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 0.35ms. Allocated memory is still 81.8MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 169.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.90ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 33.7MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.39ms. Allocated memory is still 81.8MB. Free memory was 33.7MB in the beginning and 32.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.94ms. Allocated memory is still 81.8MB. Free memory was 32.0MB in the beginning and 30.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 583.13ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 30.5MB in the beginning and 67.3MB in the end (delta: -36.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * CodeCheck took 24.05ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 66.3MB in the end (delta: 976.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:02:50,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/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_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB --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 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:02:52,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:52,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:52,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:52,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:52,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:52,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:52,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:52,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:52,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:52,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:52,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:52,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:52,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:52,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:52,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:52,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:52,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:52,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:52,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:52,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:52,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:52,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:52,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:52,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:52,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:52,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:52,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:52,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:52,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:52,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:52,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:52,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:52,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:52,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:52,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:52,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:52,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:52,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:52,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:52,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:52,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:02:52,935 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:52,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:52,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:52,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:52,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:52,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:52,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:52,940 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:52,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:52,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:52,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:52,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:52,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:52,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:02:52,943 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:02:52,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:02:52,943 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:52,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:52,944 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:52,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:52,944 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:52,945 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:52,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:52,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:52,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:52,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:52,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:52,946 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:02:52,946 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:02:52,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:52,947 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:02:52,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:02:52,947 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_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5393d9cf3b7cc0865f031a716dd61208c034931418b29464b30da9c6eaf669bf [2022-10-17 17:02:53,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:53,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:53,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:53,351 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:53,351 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:53,356 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-10-17 17:02:53,448 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/7330a5f62/a8ea4a9c64ee4b84b30948d84de8ec15/FLAG9a1630c2a [2022-10-17 17:02:53,959 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:53,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c [2022-10-17 17:02:53,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/7330a5f62/a8ea4a9c64ee4b84b30948d84de8ec15/FLAG9a1630c2a [2022-10-17 17:02:54,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/data/7330a5f62/a8ea4a9c64ee4b84b30948d84de8ec15 [2022-10-17 17:02:54,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:54,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:54,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:54,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:54,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:54,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699f864b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54, skipping insertion in model container [2022-10-17 17:02:54,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:54,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:54,650 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_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-10-17 17:02:54,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:54,680 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 17:02:54,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:54,715 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_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-10-17 17:02:54,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:54,732 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:54,755 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_352d45b9-930f-45c4-8c8e-27a602c0e008/sv-benchmarks/c/weaver/unroll-2.wvr.c[2428,2441] [2022-10-17 17:02:54,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:54,775 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:54,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54 WrapperNode [2022-10-17 17:02:54,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:54,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:54,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:54,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:54,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,816 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-10-17 17:02:54,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:54,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:54,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:54,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:54,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,850 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:54,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:54,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:54,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:54,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:54,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:54,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:54,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:02:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:02:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 17:02:54,940 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 17:02:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 17:02:54,941 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 17:02:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:02:54,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:02:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:02:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:54,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:02:54,944 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 17:02:55,049 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:55,051 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:55,439 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:55,448 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:55,464 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 17:02:55,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:55 BoogieIcfgContainer [2022-10-17 17:02:55,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:55,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:55,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:55,482 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:55,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:55" (1/1) ... [2022-10-17 17:02:55,484 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) [2022-10-17 17:02:55,492 INFO L158 Benchmark]: Toolchain (without parser) took 1170.10ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 39.6MB in the beginning and 61.0MB in the end (delta: -21.5MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2022-10-17 17:02:55,493 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:02:55,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.23ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.7MB in the end (delta: -395.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:02:55,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.34ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 38.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:55,498 INFO L158 Benchmark]: Boogie Preprocessor took 38.05ms. Allocated memory is still 60.8MB. Free memory was 38.1MB in the beginning and 36.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:55,500 INFO L158 Benchmark]: RCFGBuilder took 611.26ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.3MB in the beginning and 61.9MB in the end (delta: -25.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-10-17 17:02:55,501 INFO L158 Benchmark]: CodeCheck took 22.05ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.0MB in the end (delta: 906.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:02:55,505 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 0.33ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 41.0MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.23ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.7MB in the end (delta: -395.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.34ms. Allocated memory is still 60.8MB. Free memory was 39.7MB in the beginning and 38.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.05ms. Allocated memory is still 60.8MB. Free memory was 38.1MB in the beginning and 36.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.26ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.3MB in the beginning and 61.9MB in the end (delta: -25.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * CodeCheck took 22.05ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 61.0MB in the end (delta: 906.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:02:55,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_352d45b9-930f-45c4-8c8e-27a602c0e008/bin/ukojak-92XMlrwhuB/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