[INFO] fetching crate raft 0.6.0-alpha...
[INFO] testing raft-0.6.0-alpha against 1.44.0 for beta-1.45-1
[INFO] extracting crate raft 0.6.0-alpha into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate raft 0.6.0-alpha on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate raft 0.6.0-alpha
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate raft 0.6.0-alpha
[INFO] tweaked toml for crates.io crate raft 0.6.0-alpha written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 433335274bddfd775f25fb69ab9700b96b5d541851177ff4a80ed2e4ab480eed
[INFO] running `"docker" "start" "-a" "433335274bddfd775f25fb69ab9700b96b5d541851177ff4a80ed2e4ab480eed"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling slog-stdlog v4.0.0
[INFO] [stderr]    Compiling slog-envlogger v2.2.0
[INFO] [stderr]    Compiling protobuf-codegen v2.14.0
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]    Compiling protobuf-build v0.8.0
[INFO] [stderr]    Compiling raft-proto v0.6.0-alpha
[INFO] [stderr]    Compiling raft v0.6.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.93s
[INFO] running `"docker" "inspect" "433335274bddfd775f25fb69ab9700b96b5d541851177ff4a80ed2e4ab480eed"`
[INFO] running `"docker" "rm" "-f" "433335274bddfd775f25fb69ab9700b96b5d541851177ff4a80ed2e4ab480eed"`
[INFO] [stdout] 433335274bddfd775f25fb69ab9700b96b5d541851177ff4a80ed2e4ab480eed
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 12fba951f56d9497ba7e7b27301fed9ce50ddd8b63c8138646f67a445b2b9fcd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "12fba951f56d9497ba7e7b27301fed9ce50ddd8b63c8138646f67a445b2b9fcd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling raft v0.6.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "12fba951f56d9497ba7e7b27301fed9ce50ddd8b63c8138646f67a445b2b9fcd"`
[INFO] running `"docker" "rm" "-f" "12fba951f56d9497ba7e7b27301fed9ce50ddd8b63c8138646f67a445b2b9fcd"`
[INFO] [stdout] 12fba951f56d9497ba7e7b27301fed9ce50ddd8b63c8138646f67a445b2b9fcd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e91e4a2870b00a7d43ae26c5c8212b706d45674cdbe8a1819e1274fbfdac2d93
[INFO] running `"docker" "start" "-a" "e91e4a2870b00a7d43ae26c5c8212b706d45674cdbe8a1819e1274fbfdac2d93"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/raft-f538b94a1403fa51
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test errors::tests::test_error_equal ... ok
[INFO] [stdout] test log_unstable::test::test_maybe_first_index ... ok
[INFO] [stdout] test log_unstable::test::test_restore ... ok
[INFO] [stdout] test progress::inflights::tests::test_inflight_add ... ok
[INFO] [stdout] test log_unstable::test::test_maybe_last_index ... ok
[INFO] [stdout] test log_unstable::test::test_maybe_term ... ok
[INFO] [stdout] test log_unstable::test::test_truncate_and_append ... ok
[INFO] [stdout] test progress::inflights::tests::test_inflight_free_to ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_insert_redundant_learner ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_insert_learner_that_is_voter ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_insert_redundant_voter ... ok
[INFO] [stdout] test log_unstable::test::test_stable_to ... ok
[INFO] [stdout] test errors::tests::test_storage_error_equal ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_remove_voter ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_promote_learner ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_remove_learner ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_insert_voter_that_is_learner ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_promote_learner ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_add_learner ... ok
[INFO] [stdout] test raft_log::test::test_append ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_add_voter ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_empty_sets ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_conflicting_sets ... ok
[INFO] [stdout] test raft_log::test::test_compaction_side_effects ... ok
[INFO] [stdout] test progress::inflights::tests::test_inflight_free_first_one ... ok
[INFO] [stdout] test raft_log::test::test_find_conflict ... ok
[INFO] [stdout] test raft_log::test::test_has_next_ents ... ok
[INFO] [stdout] test raft_log::test::test_term_with_unstable_snapshot ... ok
[INFO] [stdout] test raft_log::test::test_unstable_ents ... ok
[INFO] [stdout] test raw_node::test::test_is_local_msg ... ok
[INFO] [stdout] test storage::test::test_storage_apply_snapshot ... ok
[INFO] [stdout] test storage::test::test_storage_compact ... ok
[INFO] [stdout] test storage::test::test_storage_create_snapshot ... ok
[INFO] [stdout] test storage::test::test_storage_entries ... ok
[INFO] [stdout] test raft_log::test::test_stable_to ... ok
[INFO] [stdout] test raft_log::test::test_stable_to_with_snap ... ok
[INFO] [stdout] test raft_log::test::test_is_up_to_date ... ok
[INFO] [stdout] test raft_log::test::test_log_restore ... ok
[INFO] [stdout] test raft_log::test::test_next_ents ... ok
[INFO] [stdout] test storage::test::test_storage_first_index ... ok
[INFO] [stdout] test storage::test::test_storage_term ... ok
[INFO] [stdout] test progress::progress_set::test_progress_set::test_membership_change_configuration_empty_voters ... ok
[INFO] [stdout] test storage::test::test_storage_last_index ... ok
[INFO] [stdout] test raft_log::test::test_term ... ok
[INFO] [stdout] test raft_log::test::test_slice ... ok
[INFO] [stdout] test raft_log::test::test_commit_to ... ok
[INFO] [stdout] test raft_log::test::test_is_outofbounds ... ok
[INFO] [stdout] test storage::test::test_storage_append ... ok
[INFO] [stdout] test raft_log::test::test_log_maybe_append ... ok
[INFO] [stderr]    Doc-tests raft
[INFO] [stdout] test raft_log::test::test_compaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs -  (line 189) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 205) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 220) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 233) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 246) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 262) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 286) ... ignored
[INFO] [stdout] test src/lib.rs - prelude (line 426) ... ok
[INFO] [stdout] test src/util.rs - util::limit_size (line 30) ... ok
[INFO] [stdout] test src/lib.rs -  (line 35) ... ok
[INFO] [stdout] test src/raft.rs - raft::Raft<T>::propose_membership_change (line 2317) ... ok
[INFO] [stdout] test src/lib.rs -  (line 322) ... ok
[INFO] [stdout] test src/lib.rs -  (line 65) ... ok
[INFO] [stdout] test src/lib.rs -  (line 124) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 7 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e91e4a2870b00a7d43ae26c5c8212b706d45674cdbe8a1819e1274fbfdac2d93"`
[INFO] running `"docker" "rm" "-f" "e91e4a2870b00a7d43ae26c5c8212b706d45674cdbe8a1819e1274fbfdac2d93"`
[INFO] [stdout] e91e4a2870b00a7d43ae26c5c8212b706d45674cdbe8a1819e1274fbfdac2d93