[INFO] cloning repository https://github.com/quentm74/nonogram-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quentm74/nonogram-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquentm74%2Fnonogram-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquentm74%2Fnonogram-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab97676a6b83cfd69b7fd2562a56175e47ee7c94
[INFO] checking quentm74/nonogram-rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquentm74%2Fnonogram-rs" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quentm74/nonogram-rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quentm74/nonogram-rs
[INFO] finished tweaking git repo https://github.com/quentm74/nonogram-rs
[INFO] tweaked toml for git repo https://github.com/quentm74/nonogram-rs written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/quentm74/nonogram-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a6170235e7f1e2c4beb190b6a370b9b41fb1f2f1f9bbe3d1bdb20a6727615bf
[INFO] running `Command { std: "docker" "start" "-a" "2a6170235e7f1e2c4beb190b6a370b9b41fb1f2f1f9bbe3d1bdb20a6727615bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a6170235e7f1e2c4beb190b6a370b9b41fb1f2f1f9bbe3d1bdb20a6727615bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6170235e7f1e2c4beb190b6a370b9b41fb1f2f1f9bbe3d1bdb20a6727615bf", kill_on_drop: false }`
[INFO] [stdout] 2a6170235e7f1e2c4beb190b6a370b9b41fb1f2f1f9bbe3d1bdb20a6727615bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dff96046791e9417f2380be37a111c897bade45e72f7d1a02d53fd890dbfb5d5
[INFO] running `Command { std: "docker" "start" "-a" "dff96046791e9417f2380be37a111c897bade45e72f7d1a02d53fd890dbfb5d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking nonogram-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `indications_max_char_space_needed_rows`
[INFO] [stdout]   --> src/draw.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub indications_max_char_space_needed_rows: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indications_max_char_space_needed_columns`
[INFO] [stdout]   --> src/draw.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub indications_max_char_space_needed_columns: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indications_max_char_space_needed_rows`
[INFO] [stdout]   --> src/draw.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub indications_max_char_space_needed_rows: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `indications_max_char_space_needed_columns`
[INFO] [stdout]   --> src/draw.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub indications_max_char_space_needed_columns: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "dff96046791e9417f2380be37a111c897bade45e72f7d1a02d53fd890dbfb5d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff96046791e9417f2380be37a111c897bade45e72f7d1a02d53fd890dbfb5d5", kill_on_drop: false }`
[INFO] [stdout] dff96046791e9417f2380be37a111c897bade45e72f7d1a02d53fd890dbfb5d5