[INFO] fetching crate xmutil 1.1.0...
[INFO] checking xmutil-1.1.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate xmutil 1.1.0 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate xmutil 1.1.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-98/source/rust-toolchain
[INFO] started tweaking crates.io crate xmutil 1.1.0
[INFO] finished tweaking crates.io crate xmutil 1.1.0
[INFO] tweaked toml for crates.io crate xmutil 1.1.0 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01200422c38d07baf506437da559cc9a1fcc71d1de1c0cb352755c733e59fb2d
[INFO] running `Command { std: "docker" "start" "-a" "01200422c38d07baf506437da559cc9a1fcc71d1de1c0cb352755c733e59fb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01200422c38d07baf506437da559cc9a1fcc71d1de1c0cb352755c733e59fb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01200422c38d07baf506437da559cc9a1fcc71d1de1c0cb352755c733e59fb2d", kill_on_drop: false }`
[INFO] [stdout] 01200422c38d07baf506437da559cc9a1fcc71d1de1c0cb352755c733e59fb2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eed5aa41cbaec4e7e006a1e43f24d304aa43f3f12b25467682acd74cba47ae3
[INFO] running `Command { std: "docker" "start" "-a" "0eed5aa41cbaec4e7e006a1e43f24d304aa43f3f12b25467682acd74cba47ae3", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmutil v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.70s
[INFO] running `Command { std: "docker" "inspect" "0eed5aa41cbaec4e7e006a1e43f24d304aa43f3f12b25467682acd74cba47ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eed5aa41cbaec4e7e006a1e43f24d304aa43f3f12b25467682acd74cba47ae3", kill_on_drop: false }`
[INFO] [stdout] 0eed5aa41cbaec4e7e006a1e43f24d304aa43f3f12b25467682acd74cba47ae3