[INFO] cloning repository https://github.com/sam-roth/kilo-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sam-roth/kilo-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-roth%2Fkilo-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-roth%2Fkilo-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 411ae3e6a563c034a332e88048f66279cdc45b82
[INFO] testing sam-roth/kilo-rust against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsam-roth%2Fkilo-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sam-roth/kilo-rust on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sam-roth/kilo-rust
[INFO] finished tweaking git repo https://github.com/sam-roth/kilo-rust
[INFO] tweaked toml for git repo https://github.com/sam-roth/kilo-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sam-roth/kilo-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c52c6efd9be127dd83603255c97c8a417c550a07d88edc4f627384eeccb57d53
[INFO] running `Command { std: "docker" "start" "-a" "c52c6efd9be127dd83603255c97c8a417c550a07d88edc4f627384eeccb57d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c52c6efd9be127dd83603255c97c8a417c550a07d88edc4f627384eeccb57d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52c6efd9be127dd83603255c97c8a417c550a07d88edc4f627384eeccb57d53", kill_on_drop: false }`
[INFO] [stdout] c52c6efd9be127dd83603255c97c8a417c550a07d88edc4f627384eeccb57d53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5ce8b7c27158e0dfdde1cafe671523840761be5a017d68ebc3d93811825120e
[INFO] running `Command { std: "docker" "start" "-a" "f5ce8b7c27158e0dfdde1cafe671523840761be5a017d68ebc3d93811825120e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.14
[INFO] [stderr]    Compiling kilo_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]   --> src/read_key.rs:99:15
[INFO] [stdout]    |
[INFO] [stdout] 99 |         if (64...126).contains(byte) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]    |
[INFO] [stdout] 99 |         if (64..126).contains(byte) {
[INFO] [stdout]    |               ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout] 99 |         if (64..=126).contains(byte) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / #![feature(question_mark,
[INFO] [stdout] 2 | |            range_contains,
[INFO] [stdout] 3 | |            inclusive_range_syntax,
[INFO] [stdout] 4 | |            unicode,
[INFO] [stdout] 5 | |            slice_patterns,
[INFO] [stdout] 6 | |            type_ascription)]
[INFO] [stdout]   | |____________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
[INFO] [stdout]   = help: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]   = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/editor.rs:444:25
[INFO] [stdout]     |
[INFO] [stdout] 444 |         let write: &mut io::Write = &mut stdout.lock();
[INFO] [stdout]     |                         ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/read_key.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn maybe_read_byte(stream: &mut io::Read) -> io::Result<Option<u8>> {
[INFO] [stdout]   |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/read_key.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn read_byte(stream: &mut io::Read) -> io::Result<u8> {
[INFO] [stdout]    |                           ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/read_key.rs:88:26
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn read_csi(stream: &mut io::Read) -> io::Result<Escape> {
[INFO] [stdout]    |                          ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read_key.rs:107:26
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn read_ss3(stream: &mut io::Read) -> io::Result<Escape> {
[INFO] [stdout]     |                          ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read_key.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub fn read_escape(stream: &mut io::Read) -> io::Result<Escape> {
[INFO] [stdout]     |                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/editor.rs:389:35
[INFO] [stdout]     |
[INFO] [stdout] 389 |                     buf.extend(ch.encode_utf8().as_slice());
[INFO] [stdout]     |                                   ^^^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for mutable reference `&mut str` in the current scope
[INFO] [stdout]    --> src/editor.rs:389:49
[INFO] [stdout]     |
[INFO] [stdout] 389 |                     buf.extend(ch.encode_utf8().as_slice());
[INFO] [stdout]     |                                                 ^^^^^^^^ method not found in `&mut str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/read_key.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 99 |         if (64...126).contains(byte) {
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                expected reference, found `u8`
[INFO] [stdout]    |                                help: consider borrowing here: `&byte`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&_`
[INFO] [stdout]                    found type `u8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kilo_rust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f5ce8b7c27158e0dfdde1cafe671523840761be5a017d68ebc3d93811825120e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ce8b7c27158e0dfdde1cafe671523840761be5a017d68ebc3d93811825120e", kill_on_drop: false }`
[INFO] [stdout] f5ce8b7c27158e0dfdde1cafe671523840761be5a017d68ebc3d93811825120e
