[INFO] cloning repository https://github.com/sakurafisch/rCore-Practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sakurafisch/rCore-Practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakurafisch%2FrCore-Practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakurafisch%2FrCore-Practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 709af338b3db82baf73656f0c0b244855b596475
[INFO] testing sakurafisch/rCore-Practice against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsakurafisch%2FrCore-Practice" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sakurafisch/rCore-Practice on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/sakurafisch/rCore-Practice
[INFO] finished tweaking git repo https://github.com/sakurafisch/rCore-Practice
[INFO] tweaked toml for git repo https://github.com/sakurafisch/rCore-Practice written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/sakurafisch/rCore-Practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19e1ef28843438148b96fb118a87101f75b2e122f4022cd61ed0ce098236740d
[INFO] running `Command { std: "docker" "start" "-a" "19e1ef28843438148b96fb118a87101f75b2e122f4022cd61ed0ce098236740d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19e1ef28843438148b96fb118a87101f75b2e122f4022cd61ed0ce098236740d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e1ef28843438148b96fb118a87101f75b2e122f4022cd61ed0ce098236740d", kill_on_drop: false }`
[INFO] [stdout] 19e1ef28843438148b96fb118a87101f75b2e122f4022cd61ed0ce098236740d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4147f709053c7c060c1f299dcc1e71464b7628cf37425100d6e6198374349a21
[INFO] running `Command { std: "docker" "start" "-a" "4147f709053c7c060c1f299dcc1e71464b7628cf37425100d6e6198374349a21", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4147f709053c7c060c1f299dcc1e71464b7628cf37425100d6e6198374349a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4147f709053c7c060c1f299dcc1e71464b7628cf37425100d6e6198374349a21", kill_on_drop: false }`
[INFO] [stdout] 4147f709053c7c060c1f299dcc1e71464b7628cf37425100d6e6198374349a21