[INFO] cloning repository https://github.com/mzumi/writing-an-interpreter-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mzumi/writing-an-interpreter-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzumi%2Fwriting-an-interpreter-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzumi%2Fwriting-an-interpreter-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6b5d30edd90e7dfb45d75ed744c330db355fa562 [INFO] testing mzumi/writing-an-interpreter-in-rust against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzumi%2Fwriting-an-interpreter-in-rust" "/workspace/builds/worker-97/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mzumi/writing-an-interpreter-in-rust on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mzumi/writing-an-interpreter-in-rust [INFO] finished tweaking git repo https://github.com/mzumi/writing-an-interpreter-in-rust [INFO] tweaked toml for git repo https://github.com/mzumi/writing-an-interpreter-in-rust written to /workspace/builds/worker-97/source/Cargo.toml [INFO] crate git repo https://github.com/mzumi/writing-an-interpreter-in-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f97cf37f92bc0e3633747244c6d1b214314e60fc818a7fe7cdea05b9e031cb1 [INFO] running `Command { std: "docker" "start" "-a" "0f97cf37f92bc0e3633747244c6d1b214314e60fc818a7fe7cdea05b9e031cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f97cf37f92bc0e3633747244c6d1b214314e60fc818a7fe7cdea05b9e031cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f97cf37f92bc0e3633747244c6d1b214314e60fc818a7fe7cdea05b9e031cb1", kill_on_drop: false }` [INFO] [stdout] 0f97cf37f92bc0e3633747244c6d1b214314e60fc818a7fe7cdea05b9e031cb1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08801bd064ee160aa8b6e8c77bc8d8396f1d4f49e48f68c586406f256348e6af [INFO] running `Command { std: "docker" "start" "-a" "08801bd064ee160aa8b6e8c77bc8d8396f1d4f49e48f68c586406f256348e6af", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling writing-an-interpreter-in-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/ast.rs:16:29 [INFO] [stdout] | [INFO] [stdout] 16 | pub statements: Vec>, [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] 16 - pub statements: Vec>, [INFO] [stdout] 16 + pub statements: Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/let_statement.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | pub value: Option>, [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] 7 - pub value: Option>, [INFO] [stdout] 7 + pub value: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/return_statement.rs:6:34 [INFO] [stdout] | [INFO] [stdout] 6 | pub return_value: Option>, [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] 6 - pub return_value: Option>, [INFO] [stdout] 6 + pub return_value: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/expression_statement.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | pub expression: Option>, [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] 6 - pub expression: Option>, [INFO] [stdout] 6 + pub expression: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/ast.rs:20:36 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(statements: Vec>) -> Self { [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] 20 - pub fn new(statements: Vec>) -> Self { [INFO] [stdout] 20 + pub fn new(statements: Vec>) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/let_statement.rs:11:66 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [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] 11 - pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stdout] 11 + pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:49:49 [INFO] [stdout] | [INFO] [stdout] 49 | fn parse_statement(&mut self) -> Result, ParseError> { [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] 49 - fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stdout] 49 + fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | let statements: Vec> = vec![]; [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] 32 - let statements: Vec> = vec![]; [INFO] [stdout] 32 + let statements: Vec> = vec![]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:53:35 [INFO] [stdout] | [INFO] [stdout] 53 | let s: Result, _> = Ok(Box::new(let_statement)); [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] 53 - let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stdout] 53 + let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:58:35 [INFO] [stdout] | [INFO] [stdout] 58 | let s: Result, _> = Ok(Box::new(return_statement)); [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] 58 - let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stdout] 58 + let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.40s [INFO] running `Command { std: "docker" "inspect" "08801bd064ee160aa8b6e8c77bc8d8396f1d4f49e48f68c586406f256348e6af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08801bd064ee160aa8b6e8c77bc8d8396f1d4f49e48f68c586406f256348e6af", kill_on_drop: false }` [INFO] [stdout] 08801bd064ee160aa8b6e8c77bc8d8396f1d4f49e48f68c586406f256348e6af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d386ca40f02d1582a62c3edb7db9450c2898d78b3d0c33a3b8c5f237a1ded56 [INFO] running `Command { std: "docker" "start" "-a" "8d386ca40f02d1582a62c3edb7db9450c2898d78b3d0c33a3b8c5f237a1ded56", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/ast.rs:16:29 [INFO] [stdout] | [INFO] [stdout] 16 | pub statements: Vec>, [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] 16 - pub statements: Vec>, [INFO] [stdout] 16 + pub statements: Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/let_statement.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | pub value: Option>, [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] 7 - pub value: Option>, [INFO] [stdout] 7 + pub value: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/return_statement.rs:6:34 [INFO] [stdout] | [INFO] [stdout] 6 | pub return_value: Option>, [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] 6 - pub return_value: Option>, [INFO] [stdout] 6 + pub return_value: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/expression_statement.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | pub expression: Option>, [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] 6 - pub expression: Option>, [INFO] [stdout] 6 + pub expression: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling writing-an-interpreter-in-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/ast.rs:20:36 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(statements: Vec>) -> Self { [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] 20 - pub fn new(statements: Vec>) -> Self { [INFO] [stdout] 20 + pub fn new(statements: Vec>) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/let_statement.rs:11:66 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [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] 11 - pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stdout] 11 + pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:49:49 [INFO] [stdout] | [INFO] [stdout] 49 | fn parse_statement(&mut self) -> Result, ParseError> { [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] 49 - fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stdout] 49 + fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | let statements: Vec> = vec![]; [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] 32 - let statements: Vec> = vec![]; [INFO] [stdout] 32 + let statements: Vec> = vec![]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:53:35 [INFO] [stdout] | [INFO] [stdout] 53 | let s: Result, _> = Ok(Box::new(let_statement)); [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] 53 - let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stdout] 53 + let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:58:35 [INFO] [stdout] | [INFO] [stdout] 58 | let s: Result, _> = Ok(Box::new(return_statement)); [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] 58 - let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stdout] 58 + let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/ast.rs:16:29 [INFO] [stdout] | [INFO] [stdout] 16 | pub statements: Vec>, [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] 16 - pub statements: Vec>, [INFO] [stdout] 16 + pub statements: Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/let_statement.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | pub value: Option>, [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] 7 - pub value: Option>, [INFO] [stdout] 7 + pub value: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/return_statement.rs:6:34 [INFO] [stdout] | [INFO] [stdout] 6 | pub return_value: Option>, [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] 6 - pub return_value: Option>, [INFO] [stdout] 6 + pub return_value: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/expression_statement.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | pub expression: Option>, [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] 6 - pub expression: Option>, [INFO] [stdout] 6 + pub expression: Option>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/ast.rs:20:36 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(statements: Vec>) -> Self { [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] 20 - pub fn new(statements: Vec>) -> Self { [INFO] [stdout] 20 + pub fn new(statements: Vec>) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ast/let_statement.rs:11:66 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [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] 11 - pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stdout] 11 + pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:49:49 [INFO] [stdout] | [INFO] [stdout] 49 | fn parse_statement(&mut self) -> Result, ParseError> { [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] 49 - fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stdout] 49 + fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | let statements: Vec> = vec![]; [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] 32 - let statements: Vec> = vec![]; [INFO] [stdout] 32 + let statements: Vec> = vec![]; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:53:35 [INFO] [stdout] | [INFO] [stdout] 53 | let s: Result, _> = Ok(Box::new(let_statement)); [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] 53 - let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stdout] 53 + let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser/parser.rs:58:35 [INFO] [stdout] | [INFO] [stdout] 58 | let s: Result, _> = Ok(Box::new(return_statement)); [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] 58 - let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stdout] 58 + let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "8d386ca40f02d1582a62c3edb7db9450c2898d78b3d0c33a3b8c5f237a1ded56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d386ca40f02d1582a62c3edb7db9450c2898d78b3d0c33a3b8c5f237a1ded56", kill_on_drop: false }` [INFO] [stdout] 8d386ca40f02d1582a62c3edb7db9450c2898d78b3d0c33a3b8c5f237a1ded56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 00033e93a056a6100502d544169aaf52135664ce2c67b052810fefdd0d7f4df9 [INFO] running `Command { std: "docker" "start" "-a" "00033e93a056a6100502d544169aaf52135664ce2c67b052810fefdd0d7f4df9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/ast.rs:16:29 [INFO] [stderr] | [INFO] [stderr] 16 | pub statements: Vec>, [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] 16 - pub statements: Vec>, [INFO] [stderr] 16 + pub statements: Vec>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/let_statement.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | pub value: Option>, [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] 7 - pub value: Option>, [INFO] [stderr] 7 + pub value: Option>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/return_statement.rs:6:34 [INFO] [stderr] | [INFO] [stderr] 6 | pub return_value: Option>, [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] 6 - pub return_value: Option>, [INFO] [stderr] 6 + pub return_value: Option>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/expression_statement.rs:6:32 [INFO] [stderr] | [INFO] [stderr] 6 | pub expression: Option>, [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] 6 - pub expression: Option>, [INFO] [stderr] 6 + pub expression: Option>, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/ast.rs:20:36 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn new(statements: Vec>) -> Self { [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] 20 - pub fn new(statements: Vec>) -> Self { [INFO] [stderr] 20 + pub fn new(statements: Vec>) -> Self { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ast/let_statement.rs:11:66 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [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] 11 - pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stderr] 11 + pub fn new(token: Token, name: Identifier, value: Option>) -> Self { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:49:49 [INFO] [stderr] | [INFO] [stderr] 49 | fn parse_statement(&mut self) -> Result, ParseError> { [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] 49 - fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stderr] 49 + fn parse_statement(&mut self) -> Result, ParseError> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:32:33 [INFO] [stderr] | [INFO] [stderr] 32 | let statements: Vec> = vec![]; [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] 32 - let statements: Vec> = vec![]; [INFO] [stderr] 32 + let statements: Vec> = vec![]; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:53:35 [INFO] [stderr] | [INFO] [stderr] 53 | let s: Result, _> = Ok(Box::new(let_statement)); [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] 53 - let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stderr] 53 + let s: Result, _> = Ok(Box::new(let_statement)); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/parser/parser.rs:58:35 [INFO] [stderr] | [INFO] [stderr] 58 | let s: Result, _> = Ok(Box::new(return_statement)); [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] 58 - let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stderr] 58 + let s: Result, _> = Ok(Box::new(return_statement)); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `writing-an-interpreter-in-rust` (lib) generated 10 warnings [INFO] [stderr] warning: `writing-an-interpreter-in-rust` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/writing_an_interpreter_in_rust-2054776843c3c790) [INFO] [stdout] running 7 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/writing_an_interpreter_in_rust-87b8ca73d330b7cc) [INFO] [stdout] test ast::ast::test::test_to_stirng ... ok [INFO] [stderr] Doc-tests writing-an-interpreter-in-rust [INFO] [stdout] test parser::parser::test_invalid_let_statement ... ok [INFO] [stdout] test token::token_type::fail_parse ... ok [INFO] [stdout] test parser::parser::test_return_statement ... ok [INFO] [stdout] test lexer::lexer::test_next_token ... ok [INFO] [stdout] test parser::parser::test_let_statement ... ok [INFO] [stdout] test token::token_type::parse_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [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] [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" "00033e93a056a6100502d544169aaf52135664ce2c67b052810fefdd0d7f4df9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00033e93a056a6100502d544169aaf52135664ce2c67b052810fefdd0d7f4df9", kill_on_drop: false }` [INFO] [stdout] 00033e93a056a6100502d544169aaf52135664ce2c67b052810fefdd0d7f4df9