[INFO] cloning repository https://github.com/henghuang/rust-image-to-ascii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/henghuang/rust-image-to-ascii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenghuang%2Frust-image-to-ascii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenghuang%2Frust-image-to-ascii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4310ee608094b81479e91fd32fde73e4f662e38
[INFO] checking henghuang/rust-image-to-ascii against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenghuang%2Frust-image-to-ascii" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/henghuang/rust-image-to-ascii on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/henghuang/rust-image-to-ascii
[INFO] finished tweaking git repo https://github.com/henghuang/rust-image-to-ascii
[INFO] tweaked toml for git repo https://github.com/henghuang/rust-image-to-ascii written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/henghuang/rust-image-to-ascii already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d599f576b292b02b1390b83357327835e7a58b64b96dbe9414ec976ebee936ba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d599f576b292b02b1390b83357327835e7a58b64b96dbe9414ec976ebee936ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d599f576b292b02b1390b83357327835e7a58b64b96dbe9414ec976ebee936ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d599f576b292b02b1390b83357327835e7a58b64b96dbe9414ec976ebee936ba", kill_on_drop: false }`
[INFO] [stdout] d599f576b292b02b1390b83357327835e7a58b64b96dbe9414ec976ebee936ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3919e2a8cda56dca4a87eca65b4174783164cf063afa7aa0fb9a737eb2c7ce9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3919e2a8cda56dca4a87eca65b4174783164cf063afa7aa0fb9a737eb2c7ce9", kill_on_drop: false }`
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking image v0.23.6
[INFO] [stderr]     Checking rust-image-to-ascii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `print_ascii_codes_str`
[INFO] [stdout]   --> src/functions.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn print_ascii_codes_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_ascii_codes_str`
[INFO] [stdout]   --> src/functions.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn print_ascii_codes_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "a3919e2a8cda56dca4a87eca65b4174783164cf063afa7aa0fb9a737eb2c7ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3919e2a8cda56dca4a87eca65b4174783164cf063afa7aa0fb9a737eb2c7ce9", kill_on_drop: false }`
[INFO] [stdout] a3919e2a8cda56dca4a87eca65b4174783164cf063afa7aa0fb9a737eb2c7ce9