[INFO] fetching crate read-write-ext-tokio 1.0.0...
[INFO] checking read-write-ext-tokio-1.0.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate read-write-ext-tokio 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate read-write-ext-tokio 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate read-write-ext-tokio 1.0.0
[INFO] tweaked toml for crates.io crate read-write-ext-tokio 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate read-write-ext-tokio 1.0.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate read-write-ext-tokio 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3f264628c56bd41c3ae0d7fc441f120458831996e8788c8ab2211ea67fc19a
[INFO] running `Command { std: "docker" "start" "-a" "2a3f264628c56bd41c3ae0d7fc441f120458831996e8788c8ab2211ea67fc19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3f264628c56bd41c3ae0d7fc441f120458831996e8788c8ab2211ea67fc19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3f264628c56bd41c3ae0d7fc441f120458831996e8788c8ab2211ea67fc19a", kill_on_drop: false }`
[INFO] [stdout] 2a3f264628c56bd41c3ae0d7fc441f120458831996e8788c8ab2211ea67fc19a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1602ea03441a06217967911687499dcedb4056214d59f5890a8fa9f1eacb2fa8
[INFO] running `Command { std: "docker" "start" "-a" "1602ea03441a06217967911687499dcedb4056214d59f5890a8fa9f1eacb2fa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking fixed-buffer v1.0.0
[INFO] [stderr]     Checking read-write-ext-tokio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.66s
[INFO] running `Command { std: "docker" "inspect" "1602ea03441a06217967911687499dcedb4056214d59f5890a8fa9f1eacb2fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1602ea03441a06217967911687499dcedb4056214d59f5890a8fa9f1eacb2fa8", kill_on_drop: false }`
[INFO] [stdout] 1602ea03441a06217967911687499dcedb4056214d59f5890a8fa9f1eacb2fa8