[INFO] fetching crate nslice 0.1.0...
[INFO] checking nslice-0.1.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate nslice 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nslice 0.1.0 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 nslice 0.1.0
[INFO] finished tweaking crates.io crate nslice 0.1.0
[INFO] tweaked toml for crates.io crate nslice 0.1.0 written to /workspace/builds/worker-3/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] 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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb4a5b55fd410e3205915825eaf6576377931745d128443ce9a6b7e91ce8fe72
[INFO] running `Command { std: "docker" "start" "-a" "cb4a5b55fd410e3205915825eaf6576377931745d128443ce9a6b7e91ce8fe72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb4a5b55fd410e3205915825eaf6576377931745d128443ce9a6b7e91ce8fe72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4a5b55fd410e3205915825eaf6576377931745d128443ce9a6b7e91ce8fe72", kill_on_drop: false }`
[INFO] [stdout] cb4a5b55fd410e3205915825eaf6576377931745d128443ce9a6b7e91ce8fe72
[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" "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] dae8e305afa778fdebd5a4925c1ba7c7a457cd162c9c3af23297488386f2e5a3
[INFO] running `Command { std: "docker" "start" "-a" "dae8e305afa778fdebd5a4925c1ba7c7a457cd162c9c3af23297488386f2e5a3", kill_on_drop: false }`
[INFO] [stderr]     Checking nslice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "dae8e305afa778fdebd5a4925c1ba7c7a457cd162c9c3af23297488386f2e5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae8e305afa778fdebd5a4925c1ba7c7a457cd162c9c3af23297488386f2e5a3", kill_on_drop: false }`
[INFO] [stdout] dae8e305afa778fdebd5a4925c1ba7c7a457cd162c9c3af23297488386f2e5a3