[INFO] cloning repository https://github.com/Mathieu-Desrochers/Learning-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mathieu-Desrochers/Learning-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathieu-Desrochers%2FLearning-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathieu-Desrochers%2FLearning-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9d11ddc65499029b740fbfe10a373792bea40b37 [INFO] testing Mathieu-Desrochers/Learning-Rust 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%2FMathieu-Desrochers%2FLearning-Rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Mathieu-Desrochers/Learning-Rust 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/Mathieu-Desrochers/Learning-Rust [INFO] finished tweaking git repo https://github.com/Mathieu-Desrochers/Learning-Rust [INFO] tweaked toml for git repo https://github.com/Mathieu-Desrochers/Learning-Rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Mathieu-Desrochers/Learning-Rust 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 887850ae23640c510890842c4d77b492fcb0af4466c49af72413685ffb16e5a4 [INFO] running `Command { std: "docker" "start" "-a" "887850ae23640c510890842c4d77b492fcb0af4466c49af72413685ffb16e5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "887850ae23640c510890842c4d77b492fcb0af4466c49af72413685ffb16e5a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "887850ae23640c510890842c4d77b492fcb0af4466c49af72413685ffb16e5a4", kill_on_drop: false }` [INFO] [stdout] 887850ae23640c510890842c4d77b492fcb0af4466c49af72413685ffb16e5a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 86e945deaad8e3a67c9c64afa6a95d97d8b77407d3baf93fe91e26ae48a39f3a [INFO] running `Command { std: "docker" "start" "-a" "86e945deaad8e3a67c9c64afa6a95d97d8b77407d3baf93fe91e26ae48a39f3a", kill_on_drop: false }` [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:156:6 [INFO] [stdout] | [INFO] [stdout] 156 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:178:6 [INFO] [stdout] | [INFO] [stdout] 178 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:182:6 [INFO] [stdout] | [INFO] [stdout] 182 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:264:6 [INFO] [stdout] | [INFO] [stdout] 264 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:355:10 [INFO] [stdout] | [INFO] [stdout] 355 | 0...100 => "Small", [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 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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:422:36 [INFO] [stdout] | [INFO] [stdout] 422 | fn have_quick_snack(_eatable: &Eatable) {} [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] 422 - fn have_quick_snack(_eatable: &Eatable) {} [INFO] [stdout] 422 + fn have_quick_snack(_eatable: &dyn Eatable) {} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:421:14 [INFO] [stdout] | [INFO] [stdout] 421 | let x1: &Eatable = &12; [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] 421 - let x1: &Eatable = &12; [INFO] [stdout] 421 + let x1: &dyn Eatable = &12; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:430:25 [INFO] [stdout] | [INFO] [stdout] 430 | let mut x2: Vec> = Vec::new(); [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] 430 - let mut x2: Vec> = Vec::new(); [INFO] [stdout] 430 + let mut x2: Vec> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:474:28 [INFO] [stdout] | [INFO] [stdout] 474 | let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [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] 474 - let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [INFO] [stdout] 474 + let mut closures: Vec<&dyn Fn(i32) -> i32> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:488:15 [INFO] [stdout] | [INFO] [stdout] 488 | let _z2: &FnMut(i32) = &y2; [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] 488 - let _z2: &FnMut(i32) = &y2; [INFO] [stdout] 488 + let _z2: &dyn FnMut(i32) = &y2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.79s [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "86e945deaad8e3a67c9c64afa6a95d97d8b77407d3baf93fe91e26ae48a39f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86e945deaad8e3a67c9c64afa6a95d97d8b77407d3baf93fe91e26ae48a39f3a", kill_on_drop: false }` [INFO] [stdout] 86e945deaad8e3a67c9c64afa6a95d97d8b77407d3baf93fe91e26ae48a39f3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7c0f338cb3abc27d941dd04c205759266afaa546043be6b3972aa1f3dda36ffe [INFO] running `Command { std: "docker" "start" "-a" "7c0f338cb3abc27d941dd04c205759266afaa546043be6b3972aa1f3dda36ffe", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:156:6 [INFO] [stdout] | [INFO] [stdout] 156 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:178:6 [INFO] [stdout] | [INFO] [stdout] 178 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:182:6 [INFO] [stdout] | [INFO] [stdout] 182 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:264:6 [INFO] [stdout] | [INFO] [stdout] 264 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:355:10 [INFO] [stdout] | [INFO] [stdout] 355 | 0...100 => "Small", [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 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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:422:36 [INFO] [stdout] | [INFO] [stdout] 422 | fn have_quick_snack(_eatable: &Eatable) {} [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] 422 - fn have_quick_snack(_eatable: &Eatable) {} [INFO] [stdout] 422 + fn have_quick_snack(_eatable: &dyn Eatable) {} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:421:14 [INFO] [stdout] | [INFO] [stdout] 421 | let x1: &Eatable = &12; [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] 421 - let x1: &Eatable = &12; [INFO] [stdout] 421 + let x1: &dyn Eatable = &12; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:430:25 [INFO] [stdout] | [INFO] [stdout] 430 | let mut x2: Vec> = Vec::new(); [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] 430 - let mut x2: Vec> = Vec::new(); [INFO] [stdout] 430 + let mut x2: Vec> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:474:28 [INFO] [stdout] | [INFO] [stdout] 474 | let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [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] 474 - let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [INFO] [stdout] 474 + let mut closures: Vec<&dyn Fn(i32) -> i32> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:488:15 [INFO] [stdout] | [INFO] [stdout] 488 | let _z2: &FnMut(i32) = &y2; [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] 488 - let _z2: &FnMut(i32) = &y2; [INFO] [stdout] 488 + let _z2: &dyn FnMut(i32) = &y2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:77:6 [INFO] [stdout] | [INFO] [stdout] 77 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:156:6 [INFO] [stdout] | [INFO] [stdout] 156 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:178:6 [INFO] [stdout] | [INFO] [stdout] 178 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:182:6 [INFO] [stdout] | [INFO] [stdout] 182 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:264:6 [INFO] [stdout] | [INFO] [stdout] 264 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:355:10 [INFO] [stdout] | [INFO] [stdout] 355 | 0...100 => "Small", [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 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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:422:36 [INFO] [stdout] | [INFO] [stdout] 422 | fn have_quick_snack(_eatable: &Eatable) {} [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] 422 - fn have_quick_snack(_eatable: &Eatable) {} [INFO] [stdout] 422 + fn have_quick_snack(_eatable: &dyn Eatable) {} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:421:14 [INFO] [stdout] | [INFO] [stdout] 421 | let x1: &Eatable = &12; [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] 421 - let x1: &Eatable = &12; [INFO] [stdout] 421 + let x1: &dyn Eatable = &12; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:430:25 [INFO] [stdout] | [INFO] [stdout] 430 | let mut x2: Vec> = Vec::new(); [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] 430 - let mut x2: Vec> = Vec::new(); [INFO] [stdout] 430 + let mut x2: Vec> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:474:28 [INFO] [stdout] | [INFO] [stdout] 474 | let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [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] 474 - let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [INFO] [stdout] 474 + let mut closures: Vec<&dyn Fn(i32) -> i32> = Vec::new(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:488:15 [INFO] [stdout] | [INFO] [stdout] 488 | let _z2: &FnMut(i32) = &y2; [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] 488 - let _z2: &FnMut(i32) = &y2; [INFO] [stdout] 488 + let _z2: &dyn FnMut(i32) = &y2; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "7c0f338cb3abc27d941dd04c205759266afaa546043be6b3972aa1f3dda36ffe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c0f338cb3abc27d941dd04c205759266afaa546043be6b3972aa1f3dda36ffe", kill_on_drop: false }` [INFO] [stdout] 7c0f338cb3abc27d941dd04c205759266afaa546043be6b3972aa1f3dda36ffe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ca55ff4a7218b196a9adcfaa8756a13852d90b1c809368aa985092897d0f8381 [INFO] running `Command { std: "docker" "start" "-a" "ca55ff4a7218b196a9adcfaa8756a13852d90b1c809368aa985092897d0f8381", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:77:6 [INFO] [stderr] | [INFO] [stderr] 77 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:156:6 [INFO] [stderr] | [INFO] [stderr] 156 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:178:6 [INFO] [stderr] | [INFO] [stderr] 178 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:182:6 [INFO] [stderr] | [INFO] [stderr] 182 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:186:6 [INFO] [stderr] | [INFO] [stderr] 186 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/main.rs:264:6 [INFO] [stderr] | [INFO] [stderr] 264 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:355:10 [INFO] [stderr] | [INFO] [stderr] 355 | 0...100 => "Small", [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` 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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:422:36 [INFO] [stderr] | [INFO] [stderr] 422 | fn have_quick_snack(_eatable: &Eatable) {} [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] 422 - fn have_quick_snack(_eatable: &Eatable) {} [INFO] [stderr] 422 + fn have_quick_snack(_eatable: &dyn Eatable) {} [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:421:14 [INFO] [stderr] | [INFO] [stderr] 421 | let x1: &Eatable = &12; [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] 421 - let x1: &Eatable = &12; [INFO] [stderr] 421 + let x1: &dyn Eatable = &12; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:430:25 [INFO] [stderr] | [INFO] [stderr] 430 | let mut x2: Vec> = Vec::new(); [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] 430 - let mut x2: Vec> = Vec::new(); [INFO] [stderr] 430 + let mut x2: Vec> = Vec::new(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:474:28 [INFO] [stderr] | [INFO] [stderr] 474 | let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [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] 474 - let mut closures: Vec<&Fn(i32) -> i32> = Vec::new(); [INFO] [stderr] 474 + let mut closures: Vec<&dyn Fn(i32) -> i32> = Vec::new(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:488:15 [INFO] [stderr] | [INFO] [stderr] 488 | let _z2: &FnMut(i32) = &y2; [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] 488 - let _z2: &FnMut(i32) = &y2; [INFO] [stderr] 488 + let _z2: &dyn FnMut(i32) = &y2; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `learning-rust` (bin "learning-rust") generated 12 warnings [INFO] [stderr] warning: `learning-rust` (bin "learning-rust" test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.26s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/learning_rust-763b934656f1da6e) [INFO] [stdout] [INFO] [stderr] Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-535292c985794c91) [INFO] [stdout] running 1 test [INFO] [stdout] test unit_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test integration_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ca55ff4a7218b196a9adcfaa8756a13852d90b1c809368aa985092897d0f8381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca55ff4a7218b196a9adcfaa8756a13852d90b1c809368aa985092897d0f8381", kill_on_drop: false }` [INFO] [stdout] ca55ff4a7218b196a9adcfaa8756a13852d90b1c809368aa985092897d0f8381