[INFO] cloning repository https://github.com/link-lgtm/ping-pong-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/link-lgtm/ping-pong-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flink-lgtm%2Fping-pong-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flink-lgtm%2Fping-pong-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 091cb849d8dd0975ca836cce87d50650f4abaf35
[INFO] checking link-lgtm/ping-pong-server against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flink-lgtm%2Fping-pong-server" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/link-lgtm/ping-pong-server
[INFO] finished tweaking git repo https://github.com/link-lgtm/ping-pong-server
[INFO] tweaked toml for git repo https://github.com/link-lgtm/ping-pong-server written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/link-lgtm/ping-pong-server on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/link-lgtm/ping-pong-server 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniquad v0.4.10
[INFO] [stderr]   Downloaded macroquad v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396
[INFO] running `Command { std: "docker" "start" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling miniquad v0.4.10
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking time v0.3.53
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking crossbeam-channel v0.5.16
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking macroquad v0.4.15
[INFO] [stderr]     Checking tracing-appender v0.2.5
[INFO] [stderr]     Checking break_the_wall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `tracing`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | tracing = "0.1.44"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing`
[INFO] [stderr] warning: unused dependency `tracing-appender`
[INFO] [stderr]  --> Cargo.toml:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | tracing-appender = "0.2.5"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: consider removing the dependency on `tracing-appender`
[INFO] [stderr] warning: `break_the_wall` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396", kill_on_drop: false }`
[INFO] [stdout] ef1366504b0086b6b6cb1b0bf7cc951c335b6623962413b98b7aeb30e3e86396