[INFO] fetching crate uu_cksum 0.0.7...
[INFO] checking uu_cksum-0.0.7 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate uu_cksum 0.0.7 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate uu_cksum 0.0.7 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] started tweaking crates.io crate uu_cksum 0.0.7
[INFO] finished tweaking crates.io crate uu_cksum 0.0.7
[INFO] tweaked toml for crates.io crate uu_cksum 0.0.7 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate crates.io crate uu_cksum 0.0.7 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 317260a6a672a1301a0b7b12251b8b5bc546958e6b1deface973fd9d9a31e18c
[INFO] running `Command { std: "docker" "start" "-a" "317260a6a672a1301a0b7b12251b8b5bc546958e6b1deface973fd9d9a31e18c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "317260a6a672a1301a0b7b12251b8b5bc546958e6b1deface973fd9d9a31e18c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317260a6a672a1301a0b7b12251b8b5bc546958e6b1deface973fd9d9a31e18c", kill_on_drop: false }`
[INFO] [stdout] 317260a6a672a1301a0b7b12251b8b5bc546958e6b1deface973fd9d9a31e18c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] b328c66cb37141052855deb98c6e1a8a6a9472ad32a07dbae402583597e553df
[INFO] running `Command { std: "docker" "start" "-a" "b328c66cb37141052855deb98c6e1a8a6a9472ad32a07dbae402583597e553df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking uu_cksum v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "b328c66cb37141052855deb98c6e1a8a6a9472ad32a07dbae402583597e553df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b328c66cb37141052855deb98c6e1a8a6a9472ad32a07dbae402583597e553df", kill_on_drop: false }`
[INFO] [stdout] b328c66cb37141052855deb98c6e1a8a6a9472ad32a07dbae402583597e553df