[INFO] fetching crate sloggers 2.0.1...
[INFO] checking sloggers-2.0.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate sloggers 2.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sloggers 2.0.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sloggers 2.0.1
[INFO] finished tweaking crates.io crate sloggers 2.0.1
[INFO] tweaked toml for crates.io crate sloggers 2.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate sloggers 2.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libflate v1.1.0
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded trackable_derive v1.0.0
[INFO] [stderr]   Downloaded serdeconv v0.4.0
[INFO] [stderr]   Downloaded trackable v1.2.0
[INFO] [stderr]   Downloaded slog-json v2.3.0
[INFO] [stderr]   Downloaded libflate_lz77 v1.1.0
[INFO] [stderr]   Downloaded slog-kvfilter v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32a59bdd76e76f392b247b2e2ca551611287a3d7ab57cf3014d526e7a1ba60d6
[INFO] running `Command { std: "docker" "start" "-a" "32a59bdd76e76f392b247b2e2ca551611287a3d7ab57cf3014d526e7a1ba60d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32a59bdd76e76f392b247b2e2ca551611287a3d7ab57cf3014d526e7a1ba60d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32a59bdd76e76f392b247b2e2ca551611287a3d7ab57cf3014d526e7a1ba60d6", kill_on_drop: false }`
[INFO] [stdout] 32a59bdd76e76f392b247b2e2ca551611287a3d7ab57cf3014d526e7a1ba60d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b46aed60a024dae467fe56b171fa0f52b572765ca09f4f89392d77440f543a9
[INFO] running `Command { std: "docker" "start" "-a" "6b46aed60a024dae467fe56b171fa0f52b572765ca09f4f89392d77440f543a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking arc-swap v1.3.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking libflate_lz77 v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking libflate v1.1.0
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking slog-stdlog v4.1.0
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]     Checking trackable v1.2.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking sloggers v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serdeconv v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.36s
[INFO] running `Command { std: "docker" "inspect" "6b46aed60a024dae467fe56b171fa0f52b572765ca09f4f89392d77440f543a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b46aed60a024dae467fe56b171fa0f52b572765ca09f4f89392d77440f543a9", kill_on_drop: false }`
[INFO] [stdout] 6b46aed60a024dae467fe56b171fa0f52b572765ca09f4f89392d77440f543a9