[INFO] cloning repository https://github.com/Kerollmops/corewar-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerollmops/corewar-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fcorewar-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fcorewar-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e98f0699bdfb64b3738074fae7709f69b7df7f30
[INFO] testing Kerollmops/corewar-rs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fcorewar-rs" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kerollmops/corewar-rs 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/Kerollmops/corewar-rs
[INFO] finished tweaking git repo https://github.com/Kerollmops/corewar-rs
[INFO] tweaked toml for git repo https://github.com/Kerollmops/corewar-rs written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/Kerollmops/corewar-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 12f725f8942f8b313b60c9de33d7296ebd8dbdda4b675e461f5623830c123c0c
[INFO] running `Command { std: "docker" "start" "-a" "12f725f8942f8b313b60c9de33d7296ebd8dbdda4b675e461f5623830c123c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12f725f8942f8b313b60c9de33d7296ebd8dbdda4b675e461f5623830c123c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f725f8942f8b313b60c9de33d7296ebd8dbdda4b675e461f5623830c123c0c", kill_on_drop: false }`
[INFO] [stdout] 12f725f8942f8b313b60c9de33d7296ebd8dbdda4b675e461f5623830c123c0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 4c950a29611c82c98d7265eb9006eeb525fbb661bd578a4864fbb9ebecd20dc0
[INFO] running `Command { std: "docker" "start" "-a" "4c950a29611c82c98d7265eb9006eeb525fbb661bd578a4864fbb9ebecd20dc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling pest v1.0.0-beta.15
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling pest_derive v1.0.0-beta.15
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling machine v0.1.0 (/opt/rustwide/workdir/machine)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> machine/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_size_of)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> machine/src/instruction/parameter/register.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |             number @ 1...REG_MAX => Ok(Register(number)),
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:525:33
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 context.carry = { value == 0 };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:541:33
[INFO] [stdout]     |
[INFO] [stdout] 541 |                 context.carry = { result == 0 };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:549:33
[INFO] [stdout]     |
[INFO] [stdout] 549 |                 context.carry = { result == 0 };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:557:33
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 context.carry = { result == 0 };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:565:33
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 context.carry = { result == 0 };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:573:33
[INFO] [stdout]     |
[INFO] [stdout] 573 |                 context.carry = { result == 0 };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around assigned value
[INFO] [stdout]    --> machine/src/instruction/mod.rs:613:33
[INFO] [stdout]     |
[INFO] [stdout] 613 |                 context.carry = { context.pc != ArenaIndex::zero() };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> machine/src/champion.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |             name.trim_right_matches(|c| c == '\0')
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> machine/src/program.rs:19:45
[INFO] [stdout]    |
[INFO] [stdout] 19 |         write!(f, "{}, {} exceeds {}", self.description(), self.size, CHAMP_MAX_SIZE)
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `machine`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4c950a29611c82c98d7265eb9006eeb525fbb661bd578a4864fbb9ebecd20dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c950a29611c82c98d7265eb9006eeb525fbb661bd578a4864fbb9ebecd20dc0", kill_on_drop: false }`
[INFO] [stdout] 4c950a29611c82c98d7265eb9006eeb525fbb661bd578a4864fbb9ebecd20dc0
