[INFO] fetching crate amiya 0.0.4...
[INFO] checking amiya-0.0.4 against beta for pr-78714
[INFO] extracting crate amiya 0.0.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate amiya 0.0.4 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 amiya 0.0.4
[INFO] finished tweaking crates.io crate amiya 0.0.4
[INFO] tweaked toml for crates.io crate amiya 0.0.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate amiya 0.0.4 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0edc669b914bffd26dfcb57ff212aff4c9b07d7ef95539e2e28ee67c3ea4afe4
[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" "0edc669b914bffd26dfcb57ff212aff4c9b07d7ef95539e2e28ee67c3ea4afe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0edc669b914bffd26dfcb57ff212aff4c9b07d7ef95539e2e28ee67c3ea4afe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edc669b914bffd26dfcb57ff212aff4c9b07d7ef95539e2e28ee67c3ea4afe4", kill_on_drop: false }`
[INFO] [stdout] 0edc669b914bffd26dfcb57ff212aff4c9b07d7ef95539e2e28ee67c3ea4afe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a99deee3e6bf952476709cab9a69e28b8d2693c10c15bc1db8a97e37831d19d
[INFO] running `Command { std: "docker" "start" "-a" "5a99deee3e6bf952476709cab9a69e28b8d2693c10c15bc1db8a97e37831d19d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking vec-arena v1.0.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking data-encoding v2.3.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking infer v0.1.7
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.21
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-semaphore v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking nb-connect v1.0.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking futures-lite v1.8.0
[INFO] [stderr]     Checking async-barrier v1.1.0
[INFO] [stderr]     Checking async-rwlock v1.3.0
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking polyval v0.4.0
[INFO] [stderr]     Checking async-lock v2.2.0
[INFO] [stderr]     Checking byte-pool v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-io v1.1.3
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking async-fs v1.3.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking async-global-executor v1.2.1
[INFO] [stderr]     Checking async-net v1.4.3
[INFO] [stderr]     Checking async-process v1.0.0
[INFO] [stderr]     Checking async-std v1.6.4
[INFO] [stderr]     Checking smol v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_qs v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking http-types v2.4.0
[INFO] [stderr]     Checking async-h1 v2.1.2
[INFO] [stderr]     Checking amiya v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "5a99deee3e6bf952476709cab9a69e28b8d2693c10c15bc1db8a97e37831d19d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a99deee3e6bf952476709cab9a69e28b8d2693c10c15bc1db8a97e37831d19d", kill_on_drop: false }`
[INFO] [stdout] 5a99deee3e6bf952476709cab9a69e28b8d2693c10c15bc1db8a97e37831d19d