[INFO] fetching crate slog-extlog 7.0.0...
[INFO] checking slog-extlog-7.0.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate slog-extlog 7.0.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate slog-extlog 7.0.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-102/source/.cargo/config
[INFO] started tweaking crates.io crate slog-extlog 7.0.0
[INFO] finished tweaking crates.io crate slog-extlog 7.0.0
[INFO] tweaked toml for crates.io crate slog-extlog 7.0.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05bd4ca52faa962816adcf2d67ab305328f873877f4636e8129ef5814e7b0b79
[INFO] running `Command { std: "docker" "start" "-a" "05bd4ca52faa962816adcf2d67ab305328f873877f4636e8129ef5814e7b0b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05bd4ca52faa962816adcf2d67ab305328f873877f4636e8129ef5814e7b0b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05bd4ca52faa962816adcf2d67ab305328f873877f4636e8129ef5814e7b0b79", kill_on_drop: false }`
[INFO] [stdout] 05bd4ca52faa962816adcf2d67ab305328f873877f4636e8129ef5814e7b0b79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f54c2012714de39fb0e362441e168dcd67460a33a0d1447f81cc9a5ffc43e0a
[INFO] running `Command { std: "docker" "start" "-a" "6f54c2012714de39fb0e362441e168dcd67460a33a0d1447f81cc9a5ffc43e0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking iobuffer v0.2.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking erased-serde v0.3.16
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking slog-json v2.4.0
[INFO] [stderr]     Checking slog-extlog v7.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling slog-extlog-derive v7.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.58s
[INFO] running `Command { std: "docker" "inspect" "6f54c2012714de39fb0e362441e168dcd67460a33a0d1447f81cc9a5ffc43e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f54c2012714de39fb0e362441e168dcd67460a33a0d1447f81cc9a5ffc43e0a", kill_on_drop: false }`
[INFO] [stdout] 6f54c2012714de39fb0e362441e168dcd67460a33a0d1447f81cc9a5ffc43e0a