[INFO] fetching crate retainer 0.3.0...
[INFO] checking retainer-0.3.0 against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692
[INFO] extracting crate retainer 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate retainer 0.3.0 on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate retainer 0.3.0
[INFO] finished tweaking crates.io crate retainer 0.3.0
[INFO] tweaked toml for crates.io crate retainer 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate retainer 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.3.7
[INFO] [stderr]   Downloaded async-global-executor v2.0.3
[INFO] [stderr]   Downloaded async-timer v0.7.4
[INFO] [stderr]   Downloaded time-macros v0.2.3
[INFO] [stderr]   Downloaded simple_logger v2.1.0
[INFO] running `Command { std: "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" "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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dedfbaf23493eb2b8412bc57e8386d8bd214f9b7669aea37a1a8448239dc9d4b
[INFO] running `Command { std: "docker" "start" "-a" "dedfbaf23493eb2b8412bc57e8386d8bd214f9b7669aea37a1a8448239dc9d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dedfbaf23493eb2b8412bc57e8386d8bd214f9b7669aea37a1a8448239dc9d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dedfbaf23493eb2b8412bc57e8386d8bd214f9b7669aea37a1a8448239dc9d4b", kill_on_drop: false }`
[INFO] [stdout] dedfbaf23493eb2b8412bc57e8386d8bd214f9b7669aea37a1a8448239dc9d4b
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 575a74c1dbb276a17ab415edc5d2c3b303ad16e27cc3ed042fe1563eb0c9e778
[INFO] running `Command { std: "docker" "start" "-a" "575a74c1dbb276a17ab415edc5d2c3b303ad16e27cc3ed042fe1563eb0c9e778", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking async-task v4.2.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking async-timer v0.7.4
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking blocking v1.2.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking simple_logger v2.1.0
[INFO] [stderr]     Checking retainer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-net v1.6.1
[INFO] [stderr]     Checking async-global-executor v2.0.3
[INFO] [stderr]     Checking async-process v1.3.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking async-std v1.10.0
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "575a74c1dbb276a17ab415edc5d2c3b303ad16e27cc3ed042fe1563eb0c9e778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575a74c1dbb276a17ab415edc5d2c3b303ad16e27cc3ed042fe1563eb0c9e778", kill_on_drop: false }`
[INFO] [stdout] 575a74c1dbb276a17ab415edc5d2c3b303ad16e27cc3ed042fe1563eb0c9e778