[INFO] fetching crate bravery 0.3.0...
[INFO] checking bravery-0.3.0 against beta for pr-78714
[INFO] extracting crate bravery 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bravery 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bravery 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bravery 0.3.0
[INFO] tweaked toml for crates.io crate bravery 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate bravery 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33cba19d87500f8a26422d8366b11ce243e7a0d2b198e15b081ff73b84a2444d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "33cba19d87500f8a26422d8366b11ce243e7a0d2b198e15b081ff73b84a2444d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33cba19d87500f8a26422d8366b11ce243e7a0d2b198e15b081ff73b84a2444d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33cba19d87500f8a26422d8366b11ce243e7a0d2b198e15b081ff73b84a2444d", kill_on_drop: false }`
[INFO] [stdout] 33cba19d87500f8a26422d8366b11ce243e7a0d2b198e15b081ff73b84a2444d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a478c155d70a6ac4deb4f75041b2d4caaecb1a228cad85b76e0ca603a594b250
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a478c155d70a6ac4deb4f75041b2d4caaecb1a228cad85b76e0ca603a594b250", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tracing-core v0.1.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking slog-term v2.4.1
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking bravery_router v0.1.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]     Checking trackable v0.2.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.4
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking tracing v0.1.9
[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.6
[INFO] [stderr]     Checking pin-project v0.4.2
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-net v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio-timer v0.3.0-alpha.6
[INFO] [stderr]     Checking tokio-fs v0.2.0-alpha.6
[INFO] [stderr]     Checking tokio v0.2.0-alpha.6
[INFO] [stderr]     Checking sloggers v0.3.4
[INFO] [stderr]     Checking bravery v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "a478c155d70a6ac4deb4f75041b2d4caaecb1a228cad85b76e0ca603a594b250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a478c155d70a6ac4deb4f75041b2d4caaecb1a228cad85b76e0ca603a594b250", kill_on_drop: false }`
[INFO] [stdout] a478c155d70a6ac4deb4f75041b2d4caaecb1a228cad85b76e0ca603a594b250