./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 930b16bc37a672cceaa805d09eab083d07141f7f88feaee710c310c880a88e07 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:51,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:51,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:04:51,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:51,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:51,473 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:51,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:51,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:51,477 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:51,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:51,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:51,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:51,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:51,486 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:51,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:51,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:51,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:51,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:51,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:51,489 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:51,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:51,490 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:51,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:51,491 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:51,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:51,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:51,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:51,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:51,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:51,494 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:51,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:51,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:51,495 INFO L153 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_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 930b16bc37a672cceaa805d09eab083d07141f7f88feaee710c310c880a88e07 [2023-11-12 00:04:51,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:51,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:51,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:51,807 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:51,808 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:51,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2023-11-12 00:04:54,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:55,546 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:55,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c [2023-11-12 00:04:55,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/data/5f4811c73/1bde27bf2a2b4ff6a45a317406a9b864/FLAGbdd0e74b5 [2023-11-12 00:04:55,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/data/5f4811c73/1bde27bf2a2b4ff6a45a317406a9b864 [2023-11-12 00:04:55,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:55,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:55,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:55,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:55,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:55,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:55" (1/1) ... [2023-11-12 00:04:55,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703838cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:55, skipping insertion in model container [2023-11-12 00:04:55,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:55" (1/1) ... [2023-11-12 00:04:55,803 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:56,404 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[37686,37699] [2023-11-12 00:04:56,533 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[53661,53674] [2023-11-12 00:04:56,564 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[61658,61671] [2023-11-12 00:04:56,581 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[65640,65653] [2023-11-12 00:04:56,602 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[69487,69500] [2023-11-12 00:04:56,718 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[86510,86523] [2023-11-12 00:04:56,760 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[94544,94557] [2023-11-12 00:04:56,776 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[98563,98576] [2023-11-12 00:04:56,796 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[102447,102460] [2023-11-12 00:04:56,814 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[106961,106974] [2023-11-12 00:04:56,834 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[110869,110882] [2023-11-12 00:04:56,850 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[114888,114901] [2023-11-12 00:04:56,867 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[118772,118785] [2023-11-12 00:04:56,882 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[122907,122920] [2023-11-12 00:04:56,896 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[126958,126971] [2023-11-12 00:04:56,909 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[130958,130971] [2023-11-12 00:04:56,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:56,974 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:57,122 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[37686,37699] [2023-11-12 00:04:57,167 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[53661,53674] [2023-11-12 00:04:57,190 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[61658,61671] [2023-11-12 00:04:57,202 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[65640,65653] [2023-11-12 00:04:57,216 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[69487,69500] [2023-11-12 00:04:57,266 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[86510,86523] [2023-11-12 00:04:57,289 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[94544,94557] [2023-11-12 00:04:57,301 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[98563,98576] [2023-11-12 00:04:57,312 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[102447,102460] [2023-11-12 00:04:57,325 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[106961,106974] [2023-11-12 00:04:57,337 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[110869,110882] [2023-11-12 00:04:57,348 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[114888,114901] [2023-11-12 00:04:57,360 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[118772,118785] [2023-11-12 00:04:57,372 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[122907,122920] [2023-11-12 00:04:57,384 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[126958,126971] [2023-11-12 00:04:57,428 WARN L240 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_07b79bca-9d75-472e-902c-351364bb6480/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+sep-reducer.c[130958,130971] [2023-11-12 00:04:57,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:57,496 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:57,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57 WrapperNode [2023-11-12 00:04:57,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:57,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:57,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:57,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:57,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,674 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 6229 [2023-11-12 00:04:57,675 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:57,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:57,676 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:57,676 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:57,686 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,702 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:57,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:57,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:57,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:57,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:57" (1/1) ... [2023-11-12 00:04:57,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:57,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:57,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:57,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07b79bca-9d75-472e-902c-351364bb6480/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:58,316 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:58,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:01,870 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:02,143 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:02,143 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:05:02,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:02 BoogieIcfgContainer [2023-11-12 00:05:02,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:02,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:02,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:02,162 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:02,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:02" (1/1) ... [2023-11-12 00:05:02,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1170 states and 2042 transitions. [2023-11-12 00:05:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2042 transitions. [2023-11-12 00:05:02,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-12 00:05:02,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:02,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:03,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1111 states and 1928 transitions. [2023-11-12 00:05:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1928 transitions. [2023-11-12 00:05:03,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-12 00:05:03,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:03,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:03,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:04,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 925 states and 1573 transitions. [2023-11-12 00:05:04,083 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1573 transitions. [2023-11-12 00:05:04,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-12 00:05:04,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:04,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 879 states and 1488 transitions. [2023-11-12 00:05:05,148 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1488 transitions. [2023-11-12 00:05:05,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-12 00:05:05,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:05,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 784 states and 1314 transitions. [2023-11-12 00:05:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1314 transitions. [2023-11-12 00:05:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-12 00:05:05,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:05,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 617 states and 1020 transitions. [2023-11-12 00:05:05,890 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1020 transitions. [2023-11-12 00:05:05,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-12 00:05:05,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:05,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 565 states and 925 transitions. [2023-11-12 00:05:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 925 transitions. [2023-11-12 00:05:07,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-12 00:05:07,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:08,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 411 states and 661 transitions. [2023-11-12 00:05:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 661 transitions. [2023-11-12 00:05:08,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-12 00:05:08,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:10,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 403 states and 644 transitions. [2023-11-12 00:05:10,641 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 644 transitions. [2023-11-12 00:05:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-12 00:05:10,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:10,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 403 states and 643 transitions. [2023-11-12 00:05:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 643 transitions. [2023-11-12 00:05:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-12 00:05:17,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:17,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:27,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 403 states and 641 transitions. [2023-11-12 00:05:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 641 transitions. [2023-11-12 00:05:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-12 00:05:27,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:27,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:28,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:42,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:42,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 403 states and 639 transitions. [2023-11-12 00:05:42,555 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 639 transitions. [2023-11-12 00:05:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-12 00:05:42,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:42,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.