[INFO] cloning repository https://github.com/zauberpony/papagei
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zauberpony/papagei" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzauberpony%2Fpapagei", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzauberpony%2Fpapagei'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3979322bcf1bd4e5fa407b39b53e9aa0f76098d0
[INFO] checking zauberpony/papagei against try#18f0df251aa25bd85bb3d295ad1bd925a64b1ffc for pr-94063
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzauberpony%2Fpapagei" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zauberpony/papagei on toolchain 18f0df251aa25bd85bb3d295ad1bd925a64b1ffc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zauberpony/papagei
[INFO] finished tweaking git repo https://github.com/zauberpony/papagei
[INFO] tweaked toml for git repo https://github.com/zauberpony/papagei written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/zauberpony/papagei already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_more v0.99.2
[INFO] [stderr]   Downloaded bytes v0.5.3
[INFO] [stderr]   Downloaded arc-swap v0.4.4
[INFO] [stderr]   Downloaded tokio v0.2.6
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded actix-web-codegen v0.2.0
[INFO] [stderr]   Downloaded bytestring v0.1.2
[INFO] [stderr]   Downloaded actix-server v1.0.1
[INFO] [stderr]   Downloaded async-trait v0.1.22
[INFO] [stderr]   Downloaded actix-utils v1.0.4
[INFO] [stderr]   Downloaded flate2 v1.0.13
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded actix-connect v1.0.1
[INFO] [stderr]   Downloaded actix-rt v1.0.0
[INFO] [stderr]   Downloaded pin-project v0.4.6
[INFO] [stderr]   Downloaded lock_api v0.3.3
[INFO] [stderr]   Downloaded actix-service v1.0.1
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded pin-project-internal v0.4.6
[INFO] [stderr]   Downloaded smallvec v1.1.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.11
[INFO] [stderr]   Downloaded h2 v0.2.1
[INFO] [stderr]   Downloaded parking_lot_core v0.7.0
[INFO] [stderr]   Downloaded parking_lot v0.10.0
[INFO] [stderr]   Downloaded pin-project-lite v0.1.2
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded enum-as-inner v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47ab93200ef5ebcf9543d5b6753714eb47a09287508ffaf03bb05d4a7b7cc538
[INFO] running `Command { std: "docker" "start" "-a" "47ab93200ef5ebcf9543d5b6753714eb47a09287508ffaf03bb05d4a7b7cc538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ab93200ef5ebcf9543d5b6753714eb47a09287508ffaf03bb05d4a7b7cc538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ab93200ef5ebcf9543d5b6753714eb47a09287508ffaf03bb05d4a7b7cc538", kill_on_drop: false }`
[INFO] [stdout] 47ab93200ef5ebcf9543d5b6753714eb47a09287508ffaf03bb05d4a7b7cc538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f6c42946eaef450e34e07008eb5a4b4187466ba78440645284a3266552c140
[INFO] running `Command { std: "docker" "start" "-a" "05f6c42946eaef450e34e07008eb5a4b4187466ba78440645284a3266552c140", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "05f6c42946eaef450e34e07008eb5a4b4187466ba78440645284a3266552c140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f6c42946eaef450e34e07008eb5a4b4187466ba78440645284a3266552c140", kill_on_drop: false }`
[INFO] [stdout] 05f6c42946eaef450e34e07008eb5a4b4187466ba78440645284a3266552c140