[INFO] fetching crate piston 1.0.0...
[INFO] checking piston-1.0.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate piston 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate piston 1.0.0
[INFO] finished tweaking crates.io crate piston 1.0.0
[INFO] tweaked toml for crates.io crate piston 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate piston 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 781dd023e4a7043884e84bfb2fe0b80f3b1f9c5353c388bbe757de0547e97539
[INFO] running `Command { std: "docker" "start" "-a" "781dd023e4a7043884e84bfb2fe0b80f3b1f9c5353c388bbe757de0547e97539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "781dd023e4a7043884e84bfb2fe0b80f3b1f9c5353c388bbe757de0547e97539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781dd023e4a7043884e84bfb2fe0b80f3b1f9c5353c388bbe757de0547e97539", kill_on_drop: false }`
[INFO] [stdout] 781dd023e4a7043884e84bfb2fe0b80f3b1f9c5353c388bbe757de0547e97539
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 91f4ef15e521a7826ef9fe78acaab4a5db90327fb46ac46b6f0cf3daca6971d7
[INFO] running `Command { std: "docker" "start" "-a" "91f4ef15e521a7826ef9fe78acaab4a5db90327fb46ac46b6f0cf3daca6971d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking piston-float v1.0.1
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.1
[INFO] [stderr]     Checking spin_sleep v1.3.2
[INFO] [stderr]     Checking piston-viewport v1.0.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking pistoncore-window v1.0.0
[INFO] [stderr]     Checking pistoncore-event_loop v1.0.0
[INFO] [stderr]     Checking piston v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `Command { std: "docker" "inspect" "91f4ef15e521a7826ef9fe78acaab4a5db90327fb46ac46b6f0cf3daca6971d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f4ef15e521a7826ef9fe78acaab4a5db90327fb46ac46b6f0cf3daca6971d7", kill_on_drop: false }`
[INFO] [stdout] 91f4ef15e521a7826ef9fe78acaab4a5db90327fb46ac46b6f0cf3daca6971d7