[INFO] cloning repository https://github.com/robyoung/tplinker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robyoung/tplinker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobyoung%2Ftplinker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobyoung%2Ftplinker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 400fbf6f74efc27b21962d2e47128f70ef4d10c0
[INFO] checking robyoung/tplinker against master#5257aee7dd163d21d32fa904578d4fb0f4c91b79 for pr-116494-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobyoung%2Ftplinker" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robyoung/tplinker on toolchain 5257aee7dd163d21d32fa904578d4fb0f4c91b79
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robyoung/tplinker
[INFO] finished tweaking git repo https://github.com/robyoung/tplinker
[INFO] tweaked toml for git repo https://github.com/robyoung/tplinker written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/robyoung/tplinker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5257aee7dd163d21d32fa904578d4fb0f4c91b79" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking robyoung/tplinker against try#d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8 for pr-116494-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobyoung%2Ftplinker" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robyoung/tplinker on toolchain d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robyoung/tplinker
[INFO] finished tweaking git repo https://github.com/robyoung/tplinker
[INFO] tweaked toml for git repo https://github.com/robyoung/tplinker written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/robyoung/tplinker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "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 crossbeam v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c97a6f1ce5de1548757032bd7e9a076697bbd77a35f5a4d803dacec8a39ffdc
[INFO] running `Command { std: "docker" "start" "-a" "3c97a6f1ce5de1548757032bd7e9a076697bbd77a35f5a4d803dacec8a39ffdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c97a6f1ce5de1548757032bd7e9a076697bbd77a35f5a4d803dacec8a39ffdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c97a6f1ce5de1548757032bd7e9a076697bbd77a35f5a4d803dacec8a39ffdc", kill_on_drop: false }`
[INFO] [stdout] 3c97a6f1ce5de1548757032bd7e9a076697bbd77a35f5a4d803dacec8a39ffdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071c101b2fd3399f392028a84aa2ab0e326b9c12b65c75aee1aa23db89697c00
[INFO] running `Command { std: "docker" "start" "-a" "071c101b2fd3399f392028a84aa2ab0e326b9c12b65c75aee1aa23db89697c00", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling libc v0.2.111
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking if-addrs v0.6.7
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking tplinker v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/error.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{convert::From, error, fmt, io, result};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/error.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{convert::From, error, fmt, io, result};
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/d614ed876e31a5f3ad1d0fbf848fcdab3a29d1d8/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "071c101b2fd3399f392028a84aa2ab0e326b9c12b65c75aee1aa23db89697c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071c101b2fd3399f392028a84aa2ab0e326b9c12b65c75aee1aa23db89697c00", kill_on_drop: false }`
[INFO] [stdout] 071c101b2fd3399f392028a84aa2ab0e326b9c12b65c75aee1aa23db89697c00