[INFO] cloning repository https://github.com/shmatov/life-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shmatov/life-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmatov%2Flife-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmatov%2Flife-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bb8052a21766c5f59a593125d40bddd43043eb4
[INFO] checking shmatov/life-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmatov%2Flife-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shmatov/life-rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shmatov/life-rs
[INFO] finished tweaking git repo https://github.com/shmatov/life-rs
[INFO] tweaked toml for git repo https://github.com/shmatov/life-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/shmatov/life-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82882eb6ae9304edff0d5fa2defd98e61928f2f52581b9253fedbc1cfc45d4fe
[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" "82882eb6ae9304edff0d5fa2defd98e61928f2f52581b9253fedbc1cfc45d4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82882eb6ae9304edff0d5fa2defd98e61928f2f52581b9253fedbc1cfc45d4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82882eb6ae9304edff0d5fa2defd98e61928f2f52581b9253fedbc1cfc45d4fe", kill_on_drop: false }`
[INFO] [stdout] 82882eb6ae9304edff0d5fa2defd98e61928f2f52581b9253fedbc1cfc45d4fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d77147e1387560c3688749d927dc87d0b58e9290f2bae0802ef673414b77733f
[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" "d77147e1387560c3688749d927dc87d0b58e9290f2bae0802ef673414b77733f", kill_on_drop: false }`
[INFO] [stderr]     Checking life-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/core.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (-1...1)
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (-1..1)
[INFO] [stdout]    |        ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (-1..=1)
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/core.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .flat_map(move |dx| (-1...1).map(move |dy| (x + dx, y + dy)))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .flat_map(move |dx| (-1..1).map(move |dy| (x + dx, y + dy)))
[INFO] [stdout]    |                                ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .flat_map(move |dx| (-1..=1).map(move |dy| (x + dx, y + dy)))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/graphics.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for row in min_row...max_row {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for row in min_row..max_row {
[INFO] [stdout]    |                           ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for row in min_row..=max_row {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/graphics.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |             for col in min_col...max_col {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 30 |             for col in min_col..max_col {
[INFO] [stdout]    |                               ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 30 |             for col in min_col..=max_col {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(inclusive_range_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/core.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (-1...1)
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (-1..1)
[INFO] [stdout]    |        ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 11 |     (-1..=1)
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/core.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .flat_map(move |dx| (-1...1).map(move |dy| (x + dx, y + dy)))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .flat_map(move |dx| (-1..1).map(move |dy| (x + dx, y + dy)))
[INFO] [stdout]    |                                ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .flat_map(move |dx| (-1..=1).map(move |dy| (x + dx, y + dy)))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/graphics.rs:29:27
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for row in min_row...max_row {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for row in min_row..max_row {
[INFO] [stdout]    |                           ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 29 |         for row in min_row..=max_row {
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/graphics.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 |             for col in min_col...max_col {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 30 |             for col in min_col..max_col {
[INFO] [stdout]    |                               ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 30 |             for col in min_col..=max_col {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(inclusive_range_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `life-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d77147e1387560c3688749d927dc87d0b58e9290f2bae0802ef673414b77733f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77147e1387560c3688749d927dc87d0b58e9290f2bae0802ef673414b77733f", kill_on_drop: false }`
[INFO] [stdout] d77147e1387560c3688749d927dc87d0b58e9290f2bae0802ef673414b77733f