[INFO] cloning repository https://github.com/qvd808/detestable_me
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qvd808/detestable_me" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvd808%2Fdetestable_me", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvd808%2Fdetestable_me'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52b50e3484b69b54abf010188fc79834e6de8893
[INFO] checking qvd808/detestable_me against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvd808%2Fdetestable_me" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qvd808/detestable_me on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qvd808/detestable_me
[INFO] finished tweaking git repo https://github.com/qvd808/detestable_me
[INFO] tweaked toml for git repo https://github.com/qvd808/detestable_me written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/qvd808/detestable_me 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "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 qvd808/detestable_me against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvd808%2Fdetestable_me" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qvd808/detestable_me on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qvd808/detestable_me
[INFO] finished tweaking git repo https://github.com/qvd808/detestable_me
[INFO] tweaked toml for git repo https://github.com/qvd808/detestable_me written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/qvd808/detestable_me 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking qvd808/detestable_me against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqvd808%2Fdetestable_me" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qvd808/detestable_me on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qvd808/detestable_me
[INFO] finished tweaking git repo https://github.com/qvd808/detestable_me
[INFO] tweaked toml for git repo https://github.com/qvd808/detestable_me written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/qvd808/detestable_me 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-context-macros v0.1.4
[INFO] [stderr]   Downloaded test-context v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 247649d00cbd2d882b85decd2cd63b642078ca80b581d955f3ab2f027a0c6d8a
[INFO] running `Command { std: "docker" "start" "-a" "247649d00cbd2d882b85decd2cd63b642078ca80b581d955f3ab2f027a0c6d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "247649d00cbd2d882b85decd2cd63b642078ca80b581d955f3ab2f027a0c6d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247649d00cbd2d882b85decd2cd63b642078ca80b581d955f3ab2f027a0c6d8a", kill_on_drop: false }`
[INFO] [stdout] 247649d00cbd2d882b85decd2cd63b642078ca80b581d955f3ab2f027a0c6d8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9356326c6d3321d3eefd0fe27bd419785b2964468a133e9dec2a27ff9be8283
[INFO] running `Command { std: "docker" "start" "-a" "e9356326c6d3321d3eefd0fe27bd419785b2964468a133e9dec2a27ff9be8283", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling async-trait v0.1.72
[INFO] [stderr]     Checking detestable_me v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `first_name` and `last_name` are never read
[INFO] [stdout]  --> src/supervillian.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Supervillain {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 2 |     pub first_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 3 |     pub last_name: String,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Megaweapon` is never used
[INFO] [stdout]  --> src/supervillian.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Megaweapon {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `full_name`, `set_full_name`, and `attack` are never used
[INFO] [stdout]   --> src/supervillian.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Supervillain {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] 11 |     pub fn full_name(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn set_full_name(&mut self, name: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn attack(&self, weapon: &impl Megaweapon) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling test-context-macros v0.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking test-context v0.1.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.49s
[INFO] running `Command { std: "docker" "inspect" "e9356326c6d3321d3eefd0fe27bd419785b2964468a133e9dec2a27ff9be8283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9356326c6d3321d3eefd0fe27bd419785b2964468a133e9dec2a27ff9be8283", kill_on_drop: false }`
[INFO] [stdout] e9356326c6d3321d3eefd0fe27bd419785b2964468a133e9dec2a27ff9be8283
