[INFO] cloning repository https://github.com/dlsteuer/rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dlsteuer/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlsteuer%2Frlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlsteuer%2Frlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 222b201cfc1377c83165eb66836af6a946fab062 [INFO] testing dlsteuer/rlox against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlsteuer%2Frlox" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dlsteuer/rlox on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dlsteuer/rlox [INFO] finished tweaking git repo https://github.com/dlsteuer/rlox [INFO] tweaked toml for git repo https://github.com/dlsteuer/rlox written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/dlsteuer/rlox already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 106cbb253ffdf4c6b9cd7e3b712431fbb2be376bb0c93370ff6c1fdc5ba2c927 [INFO] running `Command { std: "docker" "start" "-a" "106cbb253ffdf4c6b9cd7e3b712431fbb2be376bb0c93370ff6c1fdc5ba2c927", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "106cbb253ffdf4c6b9cd7e3b712431fbb2be376bb0c93370ff6c1fdc5ba2c927", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "106cbb253ffdf4c6b9cd7e3b712431fbb2be376bb0c93370ff6c1fdc5ba2c927", kill_on_drop: false }` [INFO] [stdout] 106cbb253ffdf4c6b9cd7e3b712431fbb2be376bb0c93370ff6c1fdc5ba2c927 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2ac6f4622d38afcc6cab80527250a6bcee76cc0ac9b6492ac7c1dbe8d556456 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d2ac6f4622d38afcc6cab80527250a6bcee76cc0ac9b6492ac7c1dbe8d556456", kill_on_drop: false }` [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling rustyline v1.0.0 [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | literal: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn box_clone(&self) -> Box; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:35:20 [INFO] [stdout] | [INFO] [stdout] 35 | impl Clone for Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:36:28 [INFO] [stdout] | [INFO] [stdout] 36 | fn clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:52:32 [INFO] [stdout] | [INFO] [stdout] 52 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:70:32 [INFO] [stdout] | [INFO] [stdout] 70 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:90:32 [INFO] [stdout] | [INFO] [stdout] 90 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `line` [INFO] [stdout] --> src/token.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | line: i64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `error` [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn error(line: &i64, message: &String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `report` [INFO] [stdout] --> src/main.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn report(line: &i64, loc: &String, message: &String) { [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 5.14s [INFO] running `Command { std: "docker" "inspect" "d2ac6f4622d38afcc6cab80527250a6bcee76cc0ac9b6492ac7c1dbe8d556456", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2ac6f4622d38afcc6cab80527250a6bcee76cc0ac9b6492ac7c1dbe8d556456", kill_on_drop: false }` [INFO] [stdout] d2ac6f4622d38afcc6cab80527250a6bcee76cc0ac9b6492ac7c1dbe8d556456 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88a8972d751792f645751b6648507db106d33b71071cfe7687a62d0faedf2567 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "88a8972d751792f645751b6648507db106d33b71071cfe7687a62d0faedf2567", kill_on_drop: false }` [INFO] [stderr] Compiling rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | literal: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn box_clone(&self) -> Box; [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:35:20 [INFO] [stdout] | [INFO] [stdout] 35 | impl Clone for Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:36:28 [INFO] [stdout] | [INFO] [stdout] 36 | fn clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:52:32 [INFO] [stdout] | [INFO] [stdout] 52 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:70:32 [INFO] [stdout] | [INFO] [stdout] 70 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:90:32 [INFO] [stdout] | [INFO] [stdout] 90 | fn box_clone(&self) -> Box { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `line` [INFO] [stdout] --> src/token.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | line: i64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `error` [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn error(line: &i64, message: &String) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `report` [INFO] [stdout] --> src/main.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn report(line: &i64, loc: &String, message: &String) { [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 0.88s [INFO] running `Command { std: "docker" "inspect" "88a8972d751792f645751b6648507db106d33b71071cfe7687a62d0faedf2567", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88a8972d751792f645751b6648507db106d33b71071cfe7687a62d0faedf2567", kill_on_drop: false }` [INFO] [stdout] 88a8972d751792f645751b6648507db106d33b71071cfe7687a62d0faedf2567 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3c674408e3901906a447e6e33a3b5f2dbd8523009072f829f53581808cc90222 [INFO] running `Command { std: "docker" "start" "-a" "3c674408e3901906a447e6e33a3b5f2dbd8523009072f829f53581808cc90222", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/token.rs:9:18 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 9 | literal: Box, [INFO] [stdout] [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/token.rs:31:32 [INFO] [stderr] | [INFO] [stderr] 31 | fn box_clone(&self) -> Box; [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/token.rs:35:20 [INFO] [stderr] | [INFO] [stderr] 35 | impl Clone for Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/token.rs:36:28 [INFO] [stderr] | [INFO] [stderr] 36 | fn clone(&self) -> Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/token.rs:52:32 [INFO] [stderr] | [INFO] [stderr] 52 | fn box_clone(&self) -> Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/token.rs:70:32 [INFO] [stderr] | [INFO] [stderr] 70 | fn box_clone(&self) -> Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/token.rs:90:32 [INFO] [stderr] | [INFO] [stderr] 90 | fn box_clone(&self) -> Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Literal` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: field is never read: `line` [INFO] [stderr] --> src/token.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | line: i64, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `error` [INFO] [stderr] --> src/main.rs:83:4 [INFO] [stderr] | [INFO] [stderr] 83 | fn error(line: &i64, message: &String) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `report` [INFO] [stderr] --> src/main.rs:87:4 [INFO] [stderr] | [INFO] [stderr] 87 | fn report(line: &i64, loc: &String, message: &String) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rlox-9587eadc94de95f5) [INFO] running `Command { std: "docker" "inspect" "3c674408e3901906a447e6e33a3b5f2dbd8523009072f829f53581808cc90222", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c674408e3901906a447e6e33a3b5f2dbd8523009072f829f53581808cc90222", kill_on_drop: false }` [INFO] [stdout] 3c674408e3901906a447e6e33a3b5f2dbd8523009072f829f53581808cc90222