[INFO] cloning repository https://github.com/c0ntinua/ffl0-wa-col
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0ntinua/ffl0-wa-col" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fffl0-wa-col", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fffl0-wa-col'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c459a3350e96aa941e14e5ba4481670a6646498
[INFO] building c0ntinua/ffl0-wa-col against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ntinua%2Fffl0-wa-col" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0ntinua/ffl0-wa-col on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c0ntinua/ffl0-wa-col
[INFO] finished tweaking git repo https://github.com/c0ntinua/ffl0-wa-col
[INFO] tweaked toml for git repo https://github.com/c0ntinua/ffl0-wa-col written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/c0ntinua/ffl0-wa-col 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ae2c288507e157bbea0503fc592138ea83fb2ffae075949118ad4dd4f1847c5
[INFO] running `Command { std: "docker" "start" "-a" "3ae2c288507e157bbea0503fc592138ea83fb2ffae075949118ad4dd4f1847c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae2c288507e157bbea0503fc592138ea83fb2ffae075949118ad4dd4f1847c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae2c288507e157bbea0503fc592138ea83fb2ffae075949118ad4dd4f1847c5", kill_on_drop: false }`
[INFO] [stdout] 3ae2c288507e157bbea0503fc592138ea83fb2ffae075949118ad4dd4f1847c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3504fc9072507fc2255ec508fb06bb9facd9a6475a1496bcbc19d18a4234fbd7
[INFO] running `Command { std: "docker" "start" "-a" "3504fc9072507fc2255ec508fb06bb9facd9a6475a1496bcbc19d18a4234fbd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ffl0-wa-col v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `display` is never used
[INFO] [stdout]   --> src/state.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn display(state : &State, rows : usize, cols : usize, right : usize, down : usize) -> () {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "3504fc9072507fc2255ec508fb06bb9facd9a6475a1496bcbc19d18a4234fbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3504fc9072507fc2255ec508fb06bb9facd9a6475a1496bcbc19d18a4234fbd7", kill_on_drop: false }`
[INFO] [stdout] 3504fc9072507fc2255ec508fb06bb9facd9a6475a1496bcbc19d18a4234fbd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd33e1a5e284e919bf6226b988331be5aa13d5f3fb7d4f356ae4719c5635ac0b
[INFO] running `Command { std: "docker" "start" "-a" "bd33e1a5e284e919bf6226b988331be5aa13d5f3fb7d4f356ae4719c5635ac0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffl0-wa-col v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `display` is never used
[INFO] [stdout]   --> src/state.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn display(state : &State, rows : usize, cols : usize, right : usize, down : usize) -> () {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "bd33e1a5e284e919bf6226b988331be5aa13d5f3fb7d4f356ae4719c5635ac0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd33e1a5e284e919bf6226b988331be5aa13d5f3fb7d4f356ae4719c5635ac0b", kill_on_drop: false }`
[INFO] [stdout] bd33e1a5e284e919bf6226b988331be5aa13d5f3fb7d4f356ae4719c5635ac0b