./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4 --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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a --- 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-2329fc7 [2022-12-14 22:49:01,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:49:01,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:49:01,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:49:01,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:49:01,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:49:01,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:49:01,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:49:01,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:49:01,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:49:01,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:49:01,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:49:01,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:49:01,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:49:01,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:49:01,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:49:01,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:49:01,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:49:01,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:49:01,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:49:01,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:49:01,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:49:01,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:49:01,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:49:01,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:49:01,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:49:01,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:49:01,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:49:01,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:49:01,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:49:01,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:49:01,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:49:01,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:49:02,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:49:02,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:49:02,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:49:02,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:49:02,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:49:02,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:49:02,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:49:02,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:49:02,005 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:49:02,033 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:49:02,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:49:02,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:49:02,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:49:02,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:49:02,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:49:02,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:49:02,035 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:49:02,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:49:02,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:49:02,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:49:02,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:49:02,037 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:49:02,037 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:49:02,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:49:02,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:02,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:49:02,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:49:02,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:49:02,037 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:49:02,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:49:02,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:49:02,038 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a [2022-12-14 22:49:02,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:49:02,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:49:02,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:49:02,232 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:49:02,232 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:49:02,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-14 22:49:04,814 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:49:04,948 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:49:04,948 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-14 22:49:04,954 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data/18b8e5f36/47882da73c6544a99e37ea313c93ef08/FLAGab00ef57d [2022-12-14 22:49:04,964 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data/18b8e5f36/47882da73c6544a99e37ea313c93ef08 [2022-12-14 22:49:04,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:49:04,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:49:04,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:49:04,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:49:04,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:49:04,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:49:04" (1/1) ... [2022-12-14 22:49:04,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fba044b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:04, skipping insertion in model container [2022-12-14 22:49:04,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:49:04" (1/1) ... [2022-12-14 22:49:04,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:49:05,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:49:05,115 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,116 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,116 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,119 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,119 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,120 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,123 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,124 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,124 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,125 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,126 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,127 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,128 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,130 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,130 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,131 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,132 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,133 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,133 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,135 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,135 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,136 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,155 WARN L237 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-14 22:49:05,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:05,178 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:49:05,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,189 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,190 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,191 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,192 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,193 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,193 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,194 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,195 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,195 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,196 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,196 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,196 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,198 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,198 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,198 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,199 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,200 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,200 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,201 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,201 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:05,202 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:05,208 WARN L237 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-14 22:49:05,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:05,225 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:49:05,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05 WrapperNode [2022-12-14 22:49:05,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:49:05,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:49:05,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:49:05,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:49:05,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,252 INFO L138 Inliner]: procedures = 27, calls = 76, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2022-12-14 22:49:05,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:49:05,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:49:05,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:49:05,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:49:05,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,273 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:49:05,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:49:05,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:49:05,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:49:05,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:05" (1/1) ... [2022-12-14 22:49:05,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:05,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:49:05,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:49:05,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:49:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:49:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:49:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:49:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 22:49:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 22:49:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:49:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 22:49:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 22:49:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 22:49:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 22:49:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 22:49:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 22:49:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 22:49:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 22:49:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:49:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:49:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:49:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 22:49:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 22:49:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 22:49:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 22:49:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 22:49:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:49:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:49:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:49:05,340 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:49:05,428 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:49:05,430 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:49:05,679 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:49:05,754 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:49:05,754 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 22:49:05,755 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 22:49:05,756 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 22:49:05,759 INFO L158 Benchmark]: Toolchain (without parser) took 791.03ms. Allocated memory is still 169.9MB. Free memory was 109.6MB in the beginning and 107.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2022-12-14 22:49:05,760 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 107.0MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:49:05,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.47ms. Allocated memory is still 169.9MB. Free memory was 109.4MB in the beginning and 139.1MB in the end (delta: -29.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:49:05,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.34ms. Allocated memory is still 169.9MB. Free memory was 139.1MB in the beginning and 136.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:49:05,762 INFO L158 Benchmark]: Boogie Preprocessor took 23.74ms. Allocated memory is still 169.9MB. Free memory was 136.9MB in the beginning and 135.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:49:05,762 INFO L158 Benchmark]: RCFGBuilder took 481.14ms. Allocated memory is still 169.9MB. Free memory was 135.4MB in the beginning and 107.1MB in the end (delta: 28.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-14 22:49:05,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 107.0MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.47ms. Allocated memory is still 169.9MB. Free memory was 109.4MB in the beginning and 139.1MB in the end (delta: -29.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.34ms. Allocated memory is still 169.9MB. Free memory was 139.1MB in the beginning and 136.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.74ms. Allocated memory is still 169.9MB. Free memory was 136.9MB in the beginning and 135.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 481.14ms. Allocated memory is still 169.9MB. Free memory was 135.4MB in the beginning and 107.1MB in the end (delta: 28.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:49:05,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4 --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 df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a --- 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-2329fc7 [2022-12-14 22:49:07,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:49:07,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:49:07,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:49:07,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:49:07,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:49:07,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:49:07,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:49:07,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:49:07,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:49:07,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:49:07,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:49:07,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:49:07,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:49:07,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:49:07,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:49:07,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:49:07,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:49:07,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:49:07,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:49:07,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:49:07,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:49:07,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:49:07,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:49:07,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:49:07,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:49:07,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:49:07,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:49:07,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:49:07,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:49:07,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:49:07,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:49:07,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:49:07,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:49:07,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:49:07,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:49:07,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:49:07,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:49:07,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:49:07,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:49:07,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:49:07,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 22:49:07,614 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:49:07,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:49:07,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:49:07,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:49:07,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:49:07,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:49:07,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:49:07,616 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:49:07,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:49:07,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:49:07,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:49:07,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:49:07,618 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:49:07,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:49:07,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:49:07,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:49:07,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:49:07,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:07,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:49:07,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:49:07,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:49:07,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:49:07,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:49:07,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:49:07,623 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:49:07,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:49:07,624 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df820220e47314ad1ae7e5e69c959ff16aa366a463fd9290864972c0f85d142a [2022-12-14 22:49:07,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:49:07,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:49:07,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:49:07,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:49:07,845 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:49:07,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-14 22:49:10,479 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:49:10,629 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:49:10,629 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c [2022-12-14 22:49:10,635 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data/711dd2a6b/a87bf9200e6d4a2a87c0d226230377da/FLAG34b4dbe72 [2022-12-14 22:49:10,646 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/data/711dd2a6b/a87bf9200e6d4a2a87c0d226230377da [2022-12-14 22:49:10,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:49:10,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:49:10,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:49:10,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:49:10,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:49:10,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2cee1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10, skipping insertion in model container [2022-12-14 22:49:10,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:49:10,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:49:10,796 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,798 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,799 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,802 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,803 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,806 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,810 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,811 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,812 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,814 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,816 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,817 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,817 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,819 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,820 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,820 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,830 WARN L237 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-14 22:49:10,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:10,848 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 22:49:10,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:49:10,854 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,855 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,868 WARN L237 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-14 22:49:10,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:10,874 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:49:10,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:10,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:10,898 WARN L237 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_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/sv-benchmarks/c/weaver/popl20-more-buffer-mult2.wvr.c[4099,4112] [2022-12-14 22:49:10,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:10,913 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:49:10,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10 WrapperNode [2022-12-14 22:49:10,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:49:10,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:49:10,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:49:10,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:49:10,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,928 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,942 INFO L138 Inliner]: procedures = 29, calls = 76, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 103 [2022-12-14 22:49:10,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:49:10,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:49:10,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:49:10,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:49:10,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,965 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,975 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:49:10,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:49:10,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:49:10,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:49:10,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:10" (1/1) ... [2022-12-14 22:49:10,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:10,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:49:11,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:49:11,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:49:11,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:49:11,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:49:11,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:49:11,046 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 22:49:11,047 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 22:49:11,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:49:11,047 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 22:49:11,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 22:49:11,047 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 22:49:11,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 22:49:11,047 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 22:49:11,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 22:49:11,048 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-12-14 22:49:11,048 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-12-14 22:49:11,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:49:11,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:49:11,048 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2022-12-14 22:49:11,048 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2022-12-14 22:49:11,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 22:49:11,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 22:49:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 22:49:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:49:11,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:49:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:49:11,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:49:11,051 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:49:11,154 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:49:11,156 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:49:11,496 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:49:11,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:49:11,563 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 22:49:11,563 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-12-14 22:49:11,564 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 22:49:11,567 INFO L158 Benchmark]: Toolchain (without parser) took 917.11ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 58.0MB in the beginning and 51.9MB in the end (delta: 6.1MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2022-12-14 22:49:11,567 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 79.7MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:49:11,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.07ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 38.6MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 22:49:11,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.46ms. Allocated memory is still 79.7MB. Free memory was 38.6MB in the beginning and 36.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:49:11,568 INFO L158 Benchmark]: Boogie Preprocessor took 31.73ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 36.7MB in the beginning and 87.6MB in the end (delta: -50.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2022-12-14 22:49:11,568 INFO L158 Benchmark]: RCFGBuilder took 589.88ms. Allocated memory is still 107.0MB. Free memory was 87.6MB in the beginning and 52.4MB in the end (delta: 35.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 22:49:11,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 79.7MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.07ms. Allocated memory is still 79.7MB. Free memory was 57.9MB in the beginning and 38.6MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.46ms. Allocated memory is still 79.7MB. Free memory was 38.6MB in the beginning and 36.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.73ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 36.7MB in the beginning and 87.6MB in the end (delta: -50.9MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * RCFGBuilder took 589.88ms. Allocated memory is still 107.0MB. Free memory was 87.6MB in the beginning and 52.4MB in the end (delta: 35.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:49:11,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e7fadf0-ba76-4e68-81f9-cac7d3d06dcb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?