[INFO] cloning repository https://github.com/melotic/cyber-team-logo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melotic/cyber-team-logo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelotic%2Fcyber-team-logo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelotic%2Fcyber-team-logo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fd7e9d3ea593e84bfbff02915556163217211e0
[INFO] checking melotic/cyber-team-logo against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelotic%2Fcyber-team-logo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melotic/cyber-team-logo on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melotic/cyber-team-logo
[INFO] finished tweaking git repo https://github.com/melotic/cyber-team-logo
[INFO] tweaked toml for git repo https://github.com/melotic/cyber-team-logo written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/melotic/cyber-team-logo 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2549d939158f5bce2b6f13e564bce929a424b123cb8f323c6f5b69e727720861
[INFO] running `Command { std: "docker" "start" "-a" "2549d939158f5bce2b6f13e564bce929a424b123cb8f323c6f5b69e727720861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2549d939158f5bce2b6f13e564bce929a424b123cb8f323c6f5b69e727720861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2549d939158f5bce2b6f13e564bce929a424b123cb8f323c6f5b69e727720861", kill_on_drop: false }`
[INFO] [stdout] 2549d939158f5bce2b6f13e564bce929a424b123cb8f323c6f5b69e727720861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8960bec7e1ab07314f4b7eeb219dc24e1e9445b27f5c63536a49ae3f1dda62be
[INFO] running `Command { std: "docker" "start" "-a" "8960bec7e1ab07314f4b7eeb219dc24e1e9445b27f5c63536a49ae3f1dda62be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking cyber-team-logo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout]    |                            ^                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout] 56 +         let max_height =   (term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout]    |                            ^                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout] 56 +         let max_height =   (term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rnd_screen_pos` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn rnd_screen_pos(size: u16) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rnd_screen_pos` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn rnd_screen_pos(size: u16) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "8960bec7e1ab07314f4b7eeb219dc24e1e9445b27f5c63536a49ae3f1dda62be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8960bec7e1ab07314f4b7eeb219dc24e1e9445b27f5c63536a49ae3f1dda62be", kill_on_drop: false }`
[INFO] [stdout] 8960bec7e1ab07314f4b7eeb219dc24e1e9445b27f5c63536a49ae3f1dda62be
[INFO] checking melotic/cyber-team-logo against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelotic%2Fcyber-team-logo" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melotic/cyber-team-logo on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melotic/cyber-team-logo
[INFO] finished tweaking git repo https://github.com/melotic/cyber-team-logo
[INFO] tweaked toml for git repo https://github.com/melotic/cyber-team-logo written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/melotic/cyber-team-logo 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66c275f6016b0123b07bf2cc1612733a543aa83444bece9008ead849655436b7
[INFO] running `Command { std: "docker" "start" "-a" "66c275f6016b0123b07bf2cc1612733a543aa83444bece9008ead849655436b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66c275f6016b0123b07bf2cc1612733a543aa83444bece9008ead849655436b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c275f6016b0123b07bf2cc1612733a543aa83444bece9008ead849655436b7", kill_on_drop: false }`
[INFO] [stdout] 66c275f6016b0123b07bf2cc1612733a543aa83444bece9008ead849655436b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e0f005de80b798bf6d294db18eb9d02a8cc2df020c30ea281f0c8a7f13acd6
[INFO] running `Command { std: "docker" "start" "-a" "49e0f005de80b798bf6d294db18eb9d02a8cc2df020c30ea281f0c8a7f13acd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking cyber-team-logo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout]    |                            ^                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout] 56 +         let max_height =   (term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rnd_screen_pos` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn rnd_screen_pos(size: u16) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout]    |                            ^                                                                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -         let max_height =   ((term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2));
[INFO] [stdout] 56 +         let max_height =   (term_size.1 / 2 - height_lines / 2)..(term_size.1 / 2 + height_lines / 2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rnd_screen_pos` is never used
[INFO] [stdout]   --> src/main.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn rnd_screen_pos(size: u16) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "49e0f005de80b798bf6d294db18eb9d02a8cc2df020c30ea281f0c8a7f13acd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e0f005de80b798bf6d294db18eb9d02a8cc2df020c30ea281f0c8a7f13acd6", kill_on_drop: false }`
[INFO] [stdout] 49e0f005de80b798bf6d294db18eb9d02a8cc2df020c30ea281f0c8a7f13acd6