[INFO] cloning repository https://github.com/dfebs/pingee
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfebs/pingee" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfebs%2Fpingee", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfebs%2Fpingee'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5a887c5619803c29d240d6b05a55f5e65b4ea67
[INFO] checking dfebs/pingee against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfebs%2Fpingee" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dfebs/pingee
[INFO] finished tweaking git repo https://github.com/dfebs/pingee
[INFO] tweaked toml for git repo https://github.com/dfebs/pingee written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dfebs/pingee on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dfebs/pingee 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "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 wasm-bindgen-shared v0.2.120
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.120
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.120
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.70
[INFO] [stderr]   Downloaded minifb v0.28.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.120
[INFO] [stderr]   Downloaded js-sys v0.3.97
[INFO] [stderr]   Downloaded web-sys v0.3.97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d33d615e20be5e9ac2ed2c01ccc8390953c12b78814c865f214311ce3e0e04d
[INFO] running `Command { std: "docker" "start" "-a" "9d33d615e20be5e9ac2ed2c01ccc8390953c12b78814c865f214311ce3e0e04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d33d615e20be5e9ac2ed2c01ccc8390953c12b78814c865f214311ce3e0e04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d33d615e20be5e9ac2ed2c01ccc8390953c12b78814c865f214311ce3e0e04d", kill_on_drop: false }`
[INFO] [stdout] 9d33d615e20be5e9ac2ed2c01ccc8390953c12b78814c865f214311ce3e0e04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71c0d0e10345f4506110a0f036979a6969e6421b4bd9b4b7684100c41ce7e080
[INFO] running `Command { std: "docker" "start" "-a" "71c0d0e10345f4506110a0f036979a6969e6421b4bd9b4b7684100c41ce7e080", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling minifb v0.28.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking pingee v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::format`
[INFO] [stdout]  --> src/png_tools/mod.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use std::{collections::HashMap, fmt::format};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::format`
[INFO] [stdout]  --> src/png_tools/mod.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use std::{collections::HashMap, fmt::format};
[INFO] [stdout]   |                                     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageData` is never constructed
[INFO] [stdout]   --> src/png_model/chunks.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     struct ImageData {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]   --> src/png_model/mod.rs:86:22
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn get_test_file(file_name: &str) -> Vec<u8> {
[INFO] [stdout]    |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageData` is never constructed
[INFO] [stdout]   --> src/png_model/chunks.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     struct ImageData {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.17s
[INFO] running `Command { std: "docker" "inspect" "71c0d0e10345f4506110a0f036979a6969e6421b4bd9b4b7684100c41ce7e080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c0d0e10345f4506110a0f036979a6969e6421b4bd9b4b7684100c41ce7e080", kill_on_drop: false }`
[INFO] [stdout] 71c0d0e10345f4506110a0f036979a6969e6421b4bd9b4b7684100c41ce7e080
