[INFO] fetching crate async_flag 0.2.0...
[INFO] checking async_flag-0.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate async_flag 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate async_flag 0.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_flag 0.2.0
[INFO] finished tweaking crates.io crate async_flag 0.2.0
[INFO] tweaked toml for crates.io crate async_flag 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5fc6ee0daf2f82bb1351977199e7196d097a7a7c81a5d801210a3eb96119e8f
[INFO] running `Command { std: "docker" "start" "-a" "f5fc6ee0daf2f82bb1351977199e7196d097a7a7c81a5d801210a3eb96119e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5fc6ee0daf2f82bb1351977199e7196d097a7a7c81a5d801210a3eb96119e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5fc6ee0daf2f82bb1351977199e7196d097a7a7c81a5d801210a3eb96119e8f", kill_on_drop: false }`
[INFO] [stdout] f5fc6ee0daf2f82bb1351977199e7196d097a7a7c81a5d801210a3eb96119e8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4986b13d2dffe534dc79694d93a8a65301bc7ef53ea9beb107656257c201ff50
[INFO] running `Command { std: "docker" "start" "-a" "4986b13d2dffe534dc79694d93a8a65301bc7ef53ea9beb107656257c201ff50", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking atomic v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking pin-project v0.4.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking async_flag v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "4986b13d2dffe534dc79694d93a8a65301bc7ef53ea9beb107656257c201ff50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4986b13d2dffe534dc79694d93a8a65301bc7ef53ea9beb107656257c201ff50", kill_on_drop: false }`
[INFO] [stdout] 4986b13d2dffe534dc79694d93a8a65301bc7ef53ea9beb107656257c201ff50
