[INFO] cloning repository https://github.com/xoac/unify-toy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xoac/unify-toy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoac%2Funify-toy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoac%2Funify-toy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 013b35ecf2ac569575f33b28f8017723423fb319
[INFO] checking xoac/unify-toy against master#d2e8ecd8bd26a22111cdebfb813258450b07fbf0 for pr-121199
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoac%2Funify-toy" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xoac/unify-toy on toolchain d2e8ecd8bd26a22111cdebfb813258450b07fbf0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2e8ecd8bd26a22111cdebfb813258450b07fbf0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xoac/unify-toy
[INFO] finished tweaking git repo https://github.com/xoac/unify-toy
[INFO] tweaked toml for git repo https://github.com/xoac/unify-toy written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xoac/unify-toy 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" "+d2e8ecd8bd26a22111cdebfb813258450b07fbf0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[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 xoac/unify-toy against try#aface909a877127f24c62858518cef2d593e2ea1 for pr-121199
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxoac%2Funify-toy" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xoac/unify-toy on toolchain aface909a877127f24c62858518cef2d593e2ea1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aface909a877127f24c62858518cef2d593e2ea1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xoac/unify-toy
[INFO] finished tweaking git repo https://github.com/xoac/unify-toy
[INFO] tweaked toml for git repo https://github.com/xoac/unify-toy written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/xoac/unify-toy 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" "+aface909a877127f24c62858518cef2d593e2ea1" "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 tokio-stream v0.1.8
[INFO] [stderr]   Downloaded time-macros v0.2.3
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded time v0.3.7
[INFO] [stderr]   Downloaded critical-section v0.2.5
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded async-stream-impl v0.3.2
[INFO] [stderr]   Downloaded num_threads v0.1.3
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.6
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded csv-async v1.2.4
[INFO] [stderr]   Downloaded heapless v0.7.10
[INFO] [stderr]   Downloaded clap v3.1.5
[INFO] [stderr]   Downloaded cortex-m v0.7.4
[INFO] [stderr]   Downloaded libc v0.2.119
[INFO] [stderr]   Downloaded tokio v1.17.0
[INFO] [stderr]   Downloaded riscv v0.7.0
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded rust_decimal v1.22.0
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded anyhow v1.0.55
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded async-stream v0.3.2
[INFO] [stderr]   Downloaded clap_derive v3.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+aface909a877127f24c62858518cef2d593e2ea1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad0c12eb5770f6191bb7183bcdb6224ead07d51211b908da5d9ee9ea1a749f69
[INFO] running `Command { std: "docker" "start" "-a" "ad0c12eb5770f6191bb7183bcdb6224ead07d51211b908da5d9ee9ea1a749f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad0c12eb5770f6191bb7183bcdb6224ead07d51211b908da5d9ee9ea1a749f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0c12eb5770f6191bb7183bcdb6224ead07d51211b908da5d9ee9ea1a749f69", kill_on_drop: false }`
[INFO] [stdout] ad0c12eb5770f6191bb7183bcdb6224ead07d51211b908da5d9ee9ea1a749f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+aface909a877127f24c62858518cef2d593e2ea1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89af72602385834c4561197fe4e351f30148397527aabda5a3e40749a6c82f23
[INFO] running `Command { std: "docker" "start" "-a" "89af72602385834c4561197fe4e351f30148397527aabda5a3e40749a6c82f23", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling rust_decimal v1.22.0
[INFO] [stderr]    Compiling heapless v0.7.10
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking clap v3.1.5
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking csv-async v1.2.4
[INFO] [stderr]     Checking unify-toy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "89af72602385834c4561197fe4e351f30148397527aabda5a3e40749a6c82f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89af72602385834c4561197fe4e351f30148397527aabda5a3e40749a6c82f23", kill_on_drop: false }`
[INFO] [stdout] 89af72602385834c4561197fe4e351f30148397527aabda5a3e40749a6c82f23