[INFO] cloning repository https://github.com/oeb25/lo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oeb25/lo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 755e067454ad3cc9c7c199fe2c905908c3468b0d [INFO] checking oeb25/lo against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flo" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oeb25/lo on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oeb25/lo [INFO] finished tweaking git repo https://github.com/oeb25/lo [INFO] tweaked toml for git repo https://github.com/oeb25/lo written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/oeb25/lo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] c9f8c9a3a65dfaaef791a7688c65351b947431807c0c9cb1647390cb4956dece [INFO] running `Command { std: "docker" "start" "-a" "c9f8c9a3a65dfaaef791a7688c65351b947431807c0c9cb1647390cb4956dece", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9f8c9a3a65dfaaef791a7688c65351b947431807c0c9cb1647390cb4956dece", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9f8c9a3a65dfaaef791a7688c65351b947431807c0c9cb1647390cb4956dece", kill_on_drop: false }` [INFO] [stdout] c9f8c9a3a65dfaaef791a7688c65351b947431807c0c9cb1647390cb4956dece [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3c68bf8b634db9fa3e747d16f6d5029cc029d06640a2d2d5c30b6ec03732dc26 [INFO] running `Command { std: "docker" "start" "-a" "3c68bf8b634db9fa3e747d16f6d5029cc029d06640a2d2d5c30b6ec03732dc26", kill_on_drop: false }` [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking lo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/main.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll, box_syntax, const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/main.rs:1:29 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll, box_syntax, const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/parser.rs:499:5 [INFO] [stdout] | [INFO] [stdout] 499 | 'statement_loop: loop { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Operator` [INFO] [stdout] --> src/typer.rs:2:62 [INFO] [stdout] | [INFO] [stdout] 2 | Block, Expression, ExpressionKind, FunctionDef, Literal, Operator, Origin, Program, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | fn from_u8(u8) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | fn from_u64(u64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 22 | fn from_f64(f64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/instruction.rs:213:43 [INFO] [stdout] | [INFO] [stdout] 213 | for b in res.0.iter().enumerate().rev() {; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:18:29 [INFO] [stdout] | [INFO] [stdout] 18 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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: unused label [INFO] [stdout] --> src/parser.rs:499:5 [INFO] [stdout] | [INFO] [stdout] 499 | 'statement_loop: loop { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Operator` [INFO] [stdout] --> src/typer.rs:2:62 [INFO] [stdout] | [INFO] [stdout] 2 | Block, Expression, ExpressionKind, FunctionDef, Literal, Operator, Origin, Program, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | fn from_u8(u8) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | fn from_u64(u64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 22 | fn from_f64(f64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:18:29 [INFO] [stdout] | [INFO] [stdout] 18 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [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] error: aborting due to previous error; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lo` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3c68bf8b634db9fa3e747d16f6d5029cc029d06640a2d2d5c30b6ec03732dc26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c68bf8b634db9fa3e747d16f6d5029cc029d06640a2d2d5c30b6ec03732dc26", kill_on_drop: false }` [INFO] [stdout] 3c68bf8b634db9fa3e747d16f6d5029cc029d06640a2d2d5c30b6ec03732dc26