[INFO] cloning repository https://github.com/briancollins/genesis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/briancollins/genesis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbriancollins%2Fgenesis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbriancollins%2Fgenesis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 851c092657ca4ec40bcb6f4fbb9a526c35fa58a7
[INFO] checking briancollins/genesis against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbriancollins%2Fgenesis" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/briancollins/genesis 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/briancollins/genesis
[INFO] finished tweaking git repo https://github.com/briancollins/genesis
[INFO] tweaked toml for git repo https://github.com/briancollins/genesis written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/briancollins/genesis 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] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.17.0
[INFO] [stderr]   Downloaded freetype-sys v0.3.1
[INFO] [stderr]   Downloaded pistoncore-window v0.14.0
[INFO] [stderr]   Downloaded piston-texture v0.3.0
[INFO] [stderr]   Downloaded piston v0.17.0
[INFO] [stderr]   Downloaded freetype-rs v0.5.0
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.23.0
[INFO] [stderr]   Downloaded gl v0.5.2
[INFO] [stderr]   Downloaded piston2d-graphics v0.13.1
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] e2b6e30964192c14411000c0b810176e83992972d8dffe433048fa0c32b34ad2
[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" "e2b6e30964192c14411000c0b810176e83992972d8dffe433048fa0c32b34ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2b6e30964192c14411000c0b810176e83992972d8dffe433048fa0c32b34ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b6e30964192c14411000c0b810176e83992972d8dffe433048fa0c32b34ad2", kill_on_drop: false }`
[INFO] [stdout] e2b6e30964192c14411000c0b810176e83992972d8dffe433048fa0c32b34ad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3dfcd45dcd5e6073040ef17cf947ef65e300a31b36a6d57e7e7802fe40b62484
[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" "3dfcd45dcd5e6073040ef17cf947ef65e300a31b36a6d57e7e7802fe40b62484", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking lzw v0.9.0
[INFO] [stderr]     Checking piston-texture v0.3.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.1.0
[INFO] [stderr]    Compiling freetype-sys v0.3.1
[INFO] [stderr]    Compiling xml-rs v0.2.2
[INFO] [stderr]     Checking draw_state v0.2.0
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]     Checking dylib v0.0.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking gif v0.7.0
[INFO] [stderr]     Checking pistoncore-input v0.8.1
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking x11-dl v2.3.1
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking osmesa-sys v0.0.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking piston2d-graphics v0.13.1
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling gl_generator v0.4.2
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]     Checking pistoncore-window v0.14.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.17.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking piston v0.17.0
[INFO] [stderr]    Compiling gl v0.5.2
[INFO] [stderr]    Compiling glutin v0.4.9
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking freetype-rs v0.5.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking png v0.4.3
[INFO] [stderr]     Checking image v0.6.1
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.23.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking pistoncore-glutin_window v0.20.0
[INFO] [stderr]     Checking genesis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/app/mod.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/app/mod.rs:57:30
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn update(&mut self, args: &UpdateArgs) {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/app/mod.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         for mut b in &mut self.biots {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/app/mod.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         for mut b in &mut self.biots {
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.52s
[INFO] running `Command { std: "docker" "inspect" "3dfcd45dcd5e6073040ef17cf947ef65e300a31b36a6d57e7e7802fe40b62484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dfcd45dcd5e6073040ef17cf947ef65e300a31b36a6d57e7e7802fe40b62484", kill_on_drop: false }`
[INFO] [stdout] 3dfcd45dcd5e6073040ef17cf947ef65e300a31b36a6d57e7e7802fe40b62484