./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/unroll-4.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_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/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_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/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_246a047f-68f4-4ee3-a741-f96ed0b71207/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 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e --- 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 16:36:39,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:39,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:40,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:40,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:40,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:40,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:40,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:40,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:40,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:40,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:40,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:40,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:40,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:40,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:40,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:40,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:40,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:40,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:40,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:40,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:40,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:40,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:40,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:40,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:40,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:40,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:40,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:40,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:40,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:40,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:40,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:40,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:40,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:40,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:40,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:40,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:40,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:40,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:40,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:40,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:40,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:40,133 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:40,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:40,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:40,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:40,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:40,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:40,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:40,138 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:40,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:40,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:40,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:40,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:40,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:40,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:40,140 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:40,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:40,141 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:40,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:40,141 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:40,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:40,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:40,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:40,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:40,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:40,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:40,143 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:40,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:40,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:40,145 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_246a047f-68f4-4ee3-a741-f96ed0b71207/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e [2022-10-17 16:36:40,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:40,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:40,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:40,500 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:40,501 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:40,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-10-17 16:36:40,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/7b3151e06/4e18a5e7640a45189587840ace1e9758/FLAG87baf4548 [2022-10-17 16:36:41,082 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:41,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-10-17 16:36:41,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/7b3151e06/4e18a5e7640a45189587840ace1e9758/FLAG87baf4548 [2022-10-17 16:36:41,461 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/7b3151e06/4e18a5e7640a45189587840ace1e9758 [2022-10-17 16:36:41,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:41,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:41,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:41,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:41,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:41,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4343cc09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41, skipping insertion in model container [2022-10-17 16:36:41,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:41,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:41,732 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_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-10-17 16:36:41,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:41,748 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:41,772 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_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-10-17 16:36:41,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:41,790 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:41,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41 WrapperNode [2022-10-17 16:36:41,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:41,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:41,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:41,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:41,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,829 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-10-17 16:36:41,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:41,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:41,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:41,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:41,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,868 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:41,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:41,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:41,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:41,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:41" (1/1) ... [2022-10-17 16:36:41,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:41,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:41,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:41,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:36:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:36:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:36:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:36:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:36:41,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:36:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:36:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:36:41,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:41,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:36:41,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:41,992 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 16:36:42,164 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:42,166 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:42,595 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:42,612 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:42,613 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:36:42,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:42 BoogieIcfgContainer [2022-10-17 16:36:42,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:42,619 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:42,619 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:42,630 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:42,630 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:42" (1/1) ... [2022-10-17 16:36:42,631 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 16:36:42,637 INFO L158 Benchmark]: Toolchain (without parser) took 1169.50ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.5MB in the beginning and 68.6MB in the end (delta: -24.1MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2022-10-17 16:36:42,639 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:42,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.55ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.3MB in the beginning and 88.6MB in the end (delta: -44.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:36:42,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.64ms. Allocated memory is still 115.3MB. Free memory was 88.6MB in the beginning and 87.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:42,644 INFO L158 Benchmark]: Boogie Preprocessor took 41.79ms. Allocated memory is still 115.3MB. Free memory was 87.0MB in the beginning and 85.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:42,645 INFO L158 Benchmark]: RCFGBuilder took 743.29ms. Allocated memory is still 115.3MB. Free memory was 85.4MB in the beginning and 69.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:36:42,646 INFO L158 Benchmark]: CodeCheck took 15.49ms. Allocated memory is still 115.3MB. Free memory was 69.7MB in the beginning and 68.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:42,653 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 0.29ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.55ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.3MB in the beginning and 88.6MB in the end (delta: -44.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.64ms. Allocated memory is still 115.3MB. Free memory was 88.6MB in the beginning and 87.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.79ms. Allocated memory is still 115.3MB. Free memory was 87.0MB in the beginning and 85.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 743.29ms. Allocated memory is still 115.3MB. Free memory was 85.4MB in the beginning and 69.7MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.49ms. Allocated memory is still 115.3MB. Free memory was 69.7MB in the beginning and 68.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:36:42,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/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 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_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/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_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/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_246a047f-68f4-4ee3-a741-f96ed0b71207/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 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e --- 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 16:36:45,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:45,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:45,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:45,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:45,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:45,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:45,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:45,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:45,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:45,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:45,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:45,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:45,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:45,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:45,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:45,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:45,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:45,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:45,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:45,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:45,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:45,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:45,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:45,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:45,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:45,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:45,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:45,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:45,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:45,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:45,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:45,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:45,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:45,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:45,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:45,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:45,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:45,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:45,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:45,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:45,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:36:45,424 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:45,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:45,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:45,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:45,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:45,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:45,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:45,429 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:45,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:45,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:45,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:45,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:45,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:45,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:36:45,431 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:36:45,432 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:36:45,432 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:45,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:45,432 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:45,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:45,433 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:45,433 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:45,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:45,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:45,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:45,434 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:45,434 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:45,434 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:36:45,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:36:45,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:45,435 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:36:45,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:36:45,435 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_246a047f-68f4-4ee3-a741-f96ed0b71207/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7071c3ff0bb3d9f81f254bc51d27ce3551a85cc081b1b878560a7d4c8f67639e [2022-10-17 16:36:45,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:45,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:45,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:45,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:45,828 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:45,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-10-17 16:36:45,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/cb7519361/3c212bc6e9ba48c094bf21f0a9b6d22b/FLAG92125c7d8 [2022-10-17 16:36:46,481 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:46,482 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c [2022-10-17 16:36:46,490 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/cb7519361/3c212bc6e9ba48c094bf21f0a9b6d22b/FLAG92125c7d8 [2022-10-17 16:36:46,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/data/cb7519361/3c212bc6e9ba48c094bf21f0a9b6d22b [2022-10-17 16:36:46,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:46,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:46,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:46,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:46,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:46,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:46" (1/1) ... [2022-10-17 16:36:46,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6396f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:46, skipping insertion in model container [2022-10-17 16:36:46,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:46" (1/1) ... [2022-10-17 16:36:46,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:46,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:47,046 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_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-10-17 16:36:47,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:47,066 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:36:47,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:47,088 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_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-10-17 16:36:47,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:47,098 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:47,141 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_246a047f-68f4-4ee3-a741-f96ed0b71207/sv-benchmarks/c/weaver/unroll-4.wvr.c[2572,2585] [2022-10-17 16:36:47,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:47,182 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:47,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47 WrapperNode [2022-10-17 16:36:47,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:47,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:47,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:47,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:47,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,245 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2022-10-17 16:36:47,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:47,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:47,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:47,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:47,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,279 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:47,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:47,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:47,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:47,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:47" (1/1) ... [2022-10-17 16:36:47,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:47,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:47,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:47,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:36:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:36:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-17 16:36:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-17 16:36:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-17 16:36:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-17 16:36:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:36:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:36:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:36:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:36:47,375 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 16:36:47,563 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:47,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:48,010 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:48,052 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:48,053 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:36:48,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:48 BoogieIcfgContainer [2022-10-17 16:36:48,057 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:48,058 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:48,059 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:48,069 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:48,070 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:48" (1/1) ... [2022-10-17 16:36:48,071 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 16:36:48,077 INFO L158 Benchmark]: Toolchain (without parser) took 1255.43ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 49.6MB in the end (delta: -3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:48,079 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 31.9MB in the beginning and 31.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:48,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.83ms. Allocated memory is still 69.2MB. Free memory was 46.3MB in the beginning and 52.2MB in the end (delta: -5.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2022-10-17 16:36:48,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.71ms. Allocated memory is still 69.2MB. Free memory was 52.2MB in the beginning and 50.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:48,083 INFO L158 Benchmark]: Boogie Preprocessor took 37.68ms. Allocated memory is still 69.2MB. Free memory was 50.3MB in the beginning and 48.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:48,084 INFO L158 Benchmark]: RCFGBuilder took 771.85ms. Allocated memory is still 69.2MB. Free memory was 48.7MB in the beginning and 50.6MB in the end (delta: -1.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2022-10-17 16:36:48,085 INFO L158 Benchmark]: CodeCheck took 17.38ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:48,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory was 31.9MB in the beginning and 31.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.83ms. Allocated memory is still 69.2MB. Free memory was 46.3MB in the beginning and 52.2MB in the end (delta: -5.9MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.71ms. Allocated memory is still 69.2MB. Free memory was 52.2MB in the beginning and 50.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.68ms. Allocated memory is still 69.2MB. Free memory was 50.3MB in the beginning and 48.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 771.85ms. Allocated memory is still 69.2MB. Free memory was 48.7MB in the beginning and 50.6MB in the end (delta: -1.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 17.38ms. Allocated memory is still 69.2MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:36:48,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246a047f-68f4-4ee3-a741-f96ed0b71207/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