[INFO] fetching crate subspace 0.1.0...
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] crate subspace 0.1.0 is already in cache
[INFO] checking subspace-0.1.0 against master#ea6ab1bd845790fb31ba790d2c7aec898f89fe62 for pr-99880
[INFO] extracting crate subspace 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate subspace 0.1.0 on toolchain ea6ab1bd845790fb31ba790d2c7aec898f89fe62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate subspace 0.1.0
[INFO] finished tweaking crates.io crate subspace 0.1.0
[INFO] tweaked toml for crates.io crate subspace 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate subspace 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fc4db2dc4aac8c2c1f693bb66ffe9213fd9208167d4d7e869aaa126a56bd099
[INFO] running `Command { std: "docker" "start" "-a" "3fc4db2dc4aac8c2c1f693bb66ffe9213fd9208167d4d7e869aaa126a56bd099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fc4db2dc4aac8c2c1f693bb66ffe9213fd9208167d4d7e869aaa126a56bd099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc4db2dc4aac8c2c1f693bb66ffe9213fd9208167d4d7e869aaa126a56bd099", kill_on_drop: false }`
[INFO] [stdout] 3fc4db2dc4aac8c2c1f693bb66ffe9213fd9208167d4d7e869aaa126a56bd099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbc284abd3db8f4db068a9b98a0554783338999798237c8da6f6485622b6bbc9
[INFO] running `Command { std: "docker" "start" "-a" "dbc284abd3db8f4db068a9b98a0554783338999798237c8da6f6485622b6bbc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking subspace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.30s
[INFO] running `Command { std: "docker" "inspect" "dbc284abd3db8f4db068a9b98a0554783338999798237c8da6f6485622b6bbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc284abd3db8f4db068a9b98a0554783338999798237c8da6f6485622b6bbc9", kill_on_drop: false }`
[INFO] [stdout] dbc284abd3db8f4db068a9b98a0554783338999798237c8da6f6485622b6bbc9