[INFO] cloning repository https://github.com/michiel/toy-robot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michiel/toy-robot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichiel%2Ftoy-robot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichiel%2Ftoy-robot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 626741caa0ef958f9073a5553258bc39b828a665
[INFO] checking michiel/toy-robot-rs against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichiel%2Ftoy-robot-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michiel/toy-robot-rs on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michiel/toy-robot-rs
[INFO] finished tweaking git repo https://github.com/michiel/toy-robot-rs
[INFO] tweaked toml for git repo https://github.com/michiel/toy-robot-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/michiel/toy-robot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peg v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b85d23798c3d3f1c1bd62fe3972bd8b89604b09838b933a8b7dbeae6883cee5
[INFO] running `Command { std: "docker" "start" "-a" "4b85d23798c3d3f1c1bd62fe3972bd8b89604b09838b933a8b7dbeae6883cee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b85d23798c3d3f1c1bd62fe3972bd8b89604b09838b933a8b7dbeae6883cee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b85d23798c3d3f1c1bd62fe3972bd8b89604b09838b933a8b7dbeae6883cee5", kill_on_drop: false }`
[INFO] [stdout] 4b85d23798c3d3f1c1bd62fe3972bd8b89604b09838b933a8b7dbeae6883cee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b7facc545c6b7f5ad3c11de289da33a55653fe77f51e92c8610c291e3036732
[INFO] running `Command { std: "docker" "start" "-a" "7b7facc545c6b7f5ad3c11de289da33a55653fe77f51e92c8610c291e3036732", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling peg v0.5.1
[INFO] [stderr]    Compiling toy-robot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:78:451
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , ...
[INFO] [stdout]    |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:78:451
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , ...
[INFO] [stdout]    |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state`, `board`, and `robot` are never read
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Simulation {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 50 |     state: SimulationState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 51 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 52 |     robot: Robot,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state`, `board`, and `robot` are never read
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Simulation {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 50 |     state: SimulationState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 51 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 52 |     robot: Robot,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "7b7facc545c6b7f5ad3c11de289da33a55653fe77f51e92c8610c291e3036732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7facc545c6b7f5ad3c11de289da33a55653fe77f51e92c8610c291e3036732", kill_on_drop: false }`
[INFO] [stdout] 7b7facc545c6b7f5ad3c11de289da33a55653fe77f51e92c8610c291e3036732
[INFO] checking michiel/toy-robot-rs against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichiel%2Ftoy-robot-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michiel/toy-robot-rs on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michiel/toy-robot-rs
[INFO] finished tweaking git repo https://github.com/michiel/toy-robot-rs
[INFO] tweaked toml for git repo https://github.com/michiel/toy-robot-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/michiel/toy-robot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 107dcb26a9fc320afaeae2ed7c9cf216467f3c4cc4d326c2ba5783cea6243722
[INFO] running `Command { std: "docker" "start" "-a" "107dcb26a9fc320afaeae2ed7c9cf216467f3c4cc4d326c2ba5783cea6243722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107dcb26a9fc320afaeae2ed7c9cf216467f3c4cc4d326c2ba5783cea6243722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107dcb26a9fc320afaeae2ed7c9cf216467f3c4cc4d326c2ba5783cea6243722", kill_on_drop: false }`
[INFO] [stdout] 107dcb26a9fc320afaeae2ed7c9cf216467f3c4cc4d326c2ba5783cea6243722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fc25eacf3b4a60e768705bca4d483b5111db71386e253ec10a1140f32bcb945
[INFO] running `Command { std: "docker" "start" "-a" "9fc25eacf3b4a60e768705bca4d483b5111db71386e253ec10a1140f32bcb945", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling peg v0.5.1
[INFO] [stderr]    Compiling toy-robot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:78:451
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , ...
[INFO] [stdout]    |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/toy-robot-fddd62f8d363329d/out/toyrobot_grammar.rs:78:451
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...nge_at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" ) , ...
[INFO] [stdout]    |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state`, `board`, and `robot` are never read
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Simulation {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 50 |     state: SimulationState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 51 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 52 |     robot: Robot,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state`, `board`, and `robot` are never read
[INFO] [stdout]   --> src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Simulation {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 50 |     state: SimulationState,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 51 |     board: Board,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 52 |     robot: Robot,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "9fc25eacf3b4a60e768705bca4d483b5111db71386e253ec10a1140f32bcb945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc25eacf3b4a60e768705bca4d483b5111db71386e253ec10a1140f32bcb945", kill_on_drop: false }`
[INFO] [stdout] 9fc25eacf3b4a60e768705bca4d483b5111db71386e253ec10a1140f32bcb945