[INFO] cloning repository https://github.com/yupferris/butterball [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yupferris/butterball" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fbutterball", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fbutterball'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a3d5876a03fe4a9a8db1f732060646ba9db9c281 [INFO] testing yupferris/butterball against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fbutterball" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yupferris/butterball on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yupferris/butterball [INFO] finished tweaking git repo https://github.com/yupferris/butterball [INFO] tweaked toml for git repo https://github.com/yupferris/butterball written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/yupferris/butterball already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded x11-dl v2.2.1 [INFO] [stderr] Downloaded libc v0.2.5 [INFO] [stderr] Downloaded nom v1.1.0 [INFO] [stderr] Downloaded minifb v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5909ee9846b0f98613b66c35716588c7422b314968376428813df190d6951960 [INFO] running `Command { std: "docker" "start" "-a" "5909ee9846b0f98613b66c35716588c7422b314968376428813df190d6951960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5909ee9846b0f98613b66c35716588c7422b314968376428813df190d6951960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5909ee9846b0f98613b66c35716588c7422b314968376428813df190d6951960", kill_on_drop: false }` [INFO] [stdout] 5909ee9846b0f98613b66c35716588c7422b314968376428813df190d6951960 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41b99bb158801f8bd00dd1b81614282d5644cdbc950fa541842719775b3c5761 [INFO] running `Command { std: "docker" "start" "-a" "41b99bb158801f8bd00dd1b81614282d5644cdbc950fa541842719775b3c5761", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling libc v0.2.5 [INFO] [stderr] Compiling gcc v0.3.21 [INFO] [stderr] Compiling winapi v0.2.5 [INFO] [stderr] Compiling nom v1.1.0 [INFO] [stderr] Compiling kernel32-sys v0.2.1 [INFO] [stderr] Compiling dylib v0.0.1 [INFO] [stderr] Compiling x11-dl v2.2.1 [INFO] [stderr] Compiling minifb v0.3.1 [INFO] [stderr] Compiling time v0.1.34 [INFO] [stderr] Compiling butterball v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let file_name = try!(get_file_name()); [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] --> src/main.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | let file = try!(read_file(&file_name)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | let ast = try!(parser::parse(&file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | try!(file.read_to_string(&mut ret)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:64:20 [INFO] [stdout] | [INFO] [stdout] 64 | let mut file = try!(File::open(file_name)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/impls.rs:17:23 [INFO] [stdout] | [INFO] [stdout] 17 | pub function: Box Value>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 - pub function: Box Value>, [INFO] [stdout] 17 + pub function: Box Value>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/impls.rs:24:23 [INFO] [stdout] | [INFO] [stdout] 24 | function: Box Value>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 - function: Box Value>, [INFO] [stdout] 24 + function: Box Value>, [INFO] [stdout] | [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] --> src/main.rs:60:45 [INFO] [stdout] | [INFO] [stdout] 60 | read_file_impl(file_name).map_err(|x| x.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value_type` [INFO] [stdout] --> src/interpreter.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | value_type: ValueType [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `SingleVariable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/interpreter.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value_type` [INFO] [stdout] --> src/interpreter.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | value_type: ValueType [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Array` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/interpreter.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 101 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.54s [INFO] running `Command { std: "docker" "inspect" "41b99bb158801f8bd00dd1b81614282d5644cdbc950fa541842719775b3c5761", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41b99bb158801f8bd00dd1b81614282d5644cdbc950fa541842719775b3c5761", kill_on_drop: false }` [INFO] [stdout] 41b99bb158801f8bd00dd1b81614282d5644cdbc950fa541842719775b3c5761 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b5d0a5a9040254b555b40c04356365ec2d60ac1052af60f613cb5f592471643 [INFO] running `Command { std: "docker" "start" "-a" "5b5d0a5a9040254b555b40c04356365ec2d60ac1052af60f613cb5f592471643", kill_on_drop: false }` [INFO] [stderr] Compiling butterball v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let file_name = try!(get_file_name()); [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] --> src/main.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | let file = try!(read_file(&file_name)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:35:15 [INFO] [stdout] | [INFO] [stdout] 35 | let ast = try!(parser::parse(&file)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | try!(file.read_to_string(&mut ret)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:64:20 [INFO] [stdout] | [INFO] [stdout] 64 | let mut file = try!(File::open(file_name)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/impls.rs:17:23 [INFO] [stdout] | [INFO] [stdout] 17 | pub function: Box Value>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 - pub function: Box Value>, [INFO] [stdout] 17 + pub function: Box Value>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/impls.rs:24:23 [INFO] [stdout] | [INFO] [stdout] 24 | function: Box Value>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 24 - function: Box Value>, [INFO] [stdout] 24 + function: Box Value>, [INFO] [stdout] | [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] --> src/main.rs:60:45 [INFO] [stdout] | [INFO] [stdout] 60 | read_file_impl(file_name).map_err(|x| x.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value_type` [INFO] [stdout] --> src/interpreter.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | value_type: ValueType [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `SingleVariable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/interpreter.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value_type` [INFO] [stdout] --> src/interpreter.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | value_type: ValueType [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Array` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/interpreter.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 101 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "5b5d0a5a9040254b555b40c04356365ec2d60ac1052af60f613cb5f592471643", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b5d0a5a9040254b555b40c04356365ec2d60ac1052af60f613cb5f592471643", kill_on_drop: false }` [INFO] [stdout] 5b5d0a5a9040254b555b40c04356365ec2d60ac1052af60f613cb5f592471643 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3f7d102675af0a83ab6533e6ab6293a8691ecc26d599715efc1b1c2fa34e4f26 [INFO] running `Command { std: "docker" "start" "-a" "3f7d102675af0a83ab6533e6ab6293a8691ecc26d599715efc1b1c2fa34e4f26", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:29:21 [INFO] [stderr] | [INFO] [stderr] 29 | let file_name = try!(get_file_name()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:32:16 [INFO] [stderr] | [INFO] [stderr] 32 | let file = try!(read_file(&file_name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:35:15 [INFO] [stderr] | [INFO] [stderr] 35 | let ast = try!(parser::parse(&file)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | try!(file.read_to_string(&mut ret)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:64:20 [INFO] [stderr] | [INFO] [stderr] 64 | let mut file = try!(File::open(file_name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/impls.rs:17:23 [INFO] [stderr] | [INFO] [stderr] 17 | pub function: Box Value>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 17 - pub function: Box Value>, [INFO] [stderr] 17 + pub function: Box Value>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/impls.rs:24:23 [INFO] [stderr] | [INFO] [stderr] 24 | function: Box Value>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 24 - function: Box Value>, [INFO] [stderr] 24 + function: Box Value>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:60:45 [INFO] [stderr] | [INFO] [stderr] 60 | read_file_impl(file_name).map_err(|x| x.description().to_string()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value_type` [INFO] [stderr] --> src/interpreter.rs:98:5 [INFO] [stderr] | [INFO] [stderr] 98 | value_type: ValueType [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `SingleVariable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/interpreter.rs:95:10 [INFO] [stderr] | [INFO] [stderr] 95 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value_type` [INFO] [stderr] --> src/interpreter.rs:105:5 [INFO] [stderr] | [INFO] [stderr] 105 | value_type: ValueType [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Array` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/interpreter.rs:101:10 [INFO] [stderr] | [INFO] [stderr] 101 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `butterball` (bin "butterball" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/butterball-a375ca7067749043) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3f7d102675af0a83ab6533e6ab6293a8691ecc26d599715efc1b1c2fa34e4f26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f7d102675af0a83ab6533e6ab6293a8691ecc26d599715efc1b1c2fa34e4f26", kill_on_drop: false }` [INFO] [stdout] 3f7d102675af0a83ab6533e6ab6293a8691ecc26d599715efc1b1c2fa34e4f26