[INFO] cloning repository https://github.com/idursun/evolution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/idursun/evolution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidursun%2Fevolution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidursun%2Fevolution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c9e536ac05ff50178c8f6d827343753dde5241a
[INFO] checking idursun/evolution against try#1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73 for pr-78461
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidursun%2Fevolution" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/idursun/evolution on toolchain 1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/idursun/evolution
[INFO] finished tweaking git repo https://github.com/idursun/evolution
[INFO] tweaked toml for git repo https://github.com/idursun/evolution written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/idursun/evolution already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 673ce7c64de8b110795bcd1ad8abfc20a771c098f0d5be71cca71343a752f0b9
[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" "673ce7c64de8b110795bcd1ad8abfc20a771c098f0d5be71cca71343a752f0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "673ce7c64de8b110795bcd1ad8abfc20a771c098f0d5be71cca71343a752f0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673ce7c64de8b110795bcd1ad8abfc20a771c098f0d5be71cca71343a752f0b9", kill_on_drop: false }`
[INFO] [stdout] 673ce7c64de8b110795bcd1ad8abfc20a771c098f0d5be71cca71343a752f0b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1b5ce95284bc3170a1f4a55c6ec8a06b3e85ff73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ddf8d8fb26409ff6457006d2561f4f9a8f01169505d94de2d07850b4df6ca15
[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" "5ddf8d8fb26409ff6457006d2561f4f9a8f01169505d94de2d07850b4df6ca15", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking evolution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let mut text = match ant.team {
[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/main.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let mut text = match ant.team {
[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/board.rs:140:37
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   let mut born_ant = ant.split();
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/board.rs:140:37
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   let mut born_ant = ant.split();
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ddf8d8fb26409ff6457006d2561f4f9a8f01169505d94de2d07850b4df6ca15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddf8d8fb26409ff6457006d2561f4f9a8f01169505d94de2d07850b4df6ca15", kill_on_drop: false }`
[INFO] [stdout] 5ddf8d8fb26409ff6457006d2561f4f9a8f01169505d94de2d07850b4df6ca15