[INFO] fetching crate filedescriptor 0.8.2...
[INFO] checking filedescriptor-0.8.2 against try#3f7b27fe41ccd116a4c0829bd9a14b65bada4578 for pr-96970
[INFO] extracting crate filedescriptor 0.8.2 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate filedescriptor 0.8.2 on toolchain 3f7b27fe41ccd116a4c0829bd9a14b65bada4578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate filedescriptor 0.8.2
[INFO] finished tweaking crates.io crate filedescriptor 0.8.2
[INFO] tweaked toml for crates.io crate filedescriptor 0.8.2 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "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" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cf16ba6beea76e16ec8162957664fef0820f4d472d03c5713aa69049e7b4dae
[INFO] running `Command { std: "docker" "start" "-a" "5cf16ba6beea76e16ec8162957664fef0820f4d472d03c5713aa69049e7b4dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cf16ba6beea76e16ec8162957664fef0820f4d472d03c5713aa69049e7b4dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cf16ba6beea76e16ec8162957664fef0820f4d472d03c5713aa69049e7b4dae", kill_on_drop: false }`
[INFO] [stdout] 5cf16ba6beea76e16ec8162957664fef0820f4d472d03c5713aa69049e7b4dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7885dd80246434c9a677f240a2888c4ff428dc9ff3f2a10de6b2a64af3f2e927
[INFO] running `Command { std: "docker" "start" "-a" "7885dd80246434c9a677f240a2888c4ff428dc9ff3f2a10de6b2a64af3f2e927", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking filedescriptor v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.56s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7885dd80246434c9a677f240a2888c4ff428dc9ff3f2a10de6b2a64af3f2e927", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "rm" "-f" "7885dd80246434c9a677f240a2888c4ff428dc9ff3f2a10de6b2a64af3f2e927", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[ERROR] failed to delete container 7885dd80246434c9a677f240a2888c4ff428dc9ff3f2a10de6b2a64af3f2e927
[ERROR] caused by: no output for 300 seconds