[INFO] fetching crate redis-async 0.12.0...
[INFO] checking redis-async-0.12.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate redis-async 0.12.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate redis-async 0.12.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redis-async 0.12.0
[INFO] finished tweaking crates.io crate redis-async 0.12.0
[INFO] tweaked toml for crates.io crate redis-async 0.12.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate redis-async 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b92498fd9b62fc357ffa2aaca22b2b1570dda5783eb933c71c8fef47c6a28fcd
[INFO] running `Command { std: "docker" "start" "-a" "b92498fd9b62fc357ffa2aaca22b2b1570dda5783eb933c71c8fef47c6a28fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92498fd9b62fc357ffa2aaca22b2b1570dda5783eb933c71c8fef47c6a28fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92498fd9b62fc357ffa2aaca22b2b1570dda5783eb933c71c8fef47c6a28fcd", kill_on_drop: false }`
[INFO] [stdout] b92498fd9b62fc357ffa2aaca22b2b1570dda5783eb933c71c8fef47c6a28fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecd667c03f83ee36be3f59802b537631997773b767980efe8b63e2e92e1eca9c
[INFO] running `Command { std: "docker" "start" "-a" "ecd667c03f83ee36be3f59802b537631997773b767980efe8b63e2e92e1eca9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]     Checking futures-channel v0.3.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking redis-async v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.16s
[INFO] running `Command { std: "docker" "inspect" "ecd667c03f83ee36be3f59802b537631997773b767980efe8b63e2e92e1eca9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd667c03f83ee36be3f59802b537631997773b767980efe8b63e2e92e1eca9c", kill_on_drop: false }`
[INFO] [stdout] ecd667c03f83ee36be3f59802b537631997773b767980efe8b63e2e92e1eca9c