[INFO] fetching crate git-root 0.1.0...
[INFO] building git-root-0.1.0 against try#3930b75493eb88cd5431103dbdbc47eb760e9d9b for pr-97025
[INFO] extracting crate git-root 0.1.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate git-root 0.1.0 on toolchain 3930b75493eb88cd5431103dbdbc47eb760e9d9b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3930b75493eb88cd5431103dbdbc47eb760e9d9b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-root 0.1.0
[INFO] finished tweaking crates.io crate git-root 0.1.0
[INFO] tweaked toml for crates.io crate git-root 0.1.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate crates.io crate git-root 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3930b75493eb88cd5431103dbdbc47eb760e9d9b" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+3930b75493eb88cd5431103dbdbc47eb760e9d9b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fcbf2d1d4790ee5e0400c2ac9b44b80b648aae9578553674d0752e5fd125192
[INFO] running `Command { std: "docker" "start" "-a" "0fcbf2d1d4790ee5e0400c2ac9b44b80b648aae9578553674d0752e5fd125192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fcbf2d1d4790ee5e0400c2ac9b44b80b648aae9578553674d0752e5fd125192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fcbf2d1d4790ee5e0400c2ac9b44b80b648aae9578553674d0752e5fd125192", kill_on_drop: false }`
[INFO] [stdout] 0fcbf2d1d4790ee5e0400c2ac9b44b80b648aae9578553674d0752e5fd125192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+3930b75493eb88cd5431103dbdbc47eb760e9d9b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 304f232cf6d9766e09a3de0ab37e9ea8264e4f8f8e7b3eb7d160efd33f77014a
[INFO] running `Command { std: "docker" "start" "-a" "304f232cf6d9766e09a3de0ab37e9ea8264e4f8f8e7b3eb7d160efd33f77014a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling git-root v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.28s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "304f232cf6d9766e09a3de0ab37e9ea8264e4f8f8e7b3eb7d160efd33f77014a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304f232cf6d9766e09a3de0ab37e9ea8264e4f8f8e7b3eb7d160efd33f77014a", kill_on_drop: false }`
[INFO] [stdout] 304f232cf6d9766e09a3de0ab37e9ea8264e4f8f8e7b3eb7d160efd33f77014a