[INFO] fetching crate scoped-gc 0.1.5...
[INFO] checking scoped-gc-0.1.5 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate scoped-gc 0.1.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate scoped-gc 0.1.5 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 scoped-gc 0.1.5
[INFO] finished tweaking crates.io crate scoped-gc 0.1.5
[INFO] tweaked toml for crates.io crate scoped-gc 0.1.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 90b2a958312e63b383b5055f709413a3383aab9611601ab02dbd6c582b2dd6ca
[INFO] running `Command { std: "docker" "start" "-a" "90b2a958312e63b383b5055f709413a3383aab9611601ab02dbd6c582b2dd6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90b2a958312e63b383b5055f709413a3383aab9611601ab02dbd6c582b2dd6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b2a958312e63b383b5055f709413a3383aab9611601ab02dbd6c582b2dd6ca", kill_on_drop: false }`
[INFO] [stdout] 90b2a958312e63b383b5055f709413a3383aab9611601ab02dbd6c582b2dd6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 17d1529353ef0a4c8d56eb24252006a8cbdf40efa74fba3bf2c47e0cfc23c95d
[INFO] running `Command { std: "docker" "start" "-a" "17d1529353ef0a4c8d56eb24252006a8cbdf40efa74fba3bf2c47e0cfc23c95d", kill_on_drop: false }`
[INFO] [stderr]     Checking scoped-gc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "17d1529353ef0a4c8d56eb24252006a8cbdf40efa74fba3bf2c47e0cfc23c95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d1529353ef0a4c8d56eb24252006a8cbdf40efa74fba3bf2c47e0cfc23c95d", kill_on_drop: false }`
[INFO] [stdout] 17d1529353ef0a4c8d56eb24252006a8cbdf40efa74fba3bf2c47e0cfc23c95d