[INFO] cloning repository https://github.com/lambdabear/increasing_speed_limits [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lambdabear/increasing_speed_limits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambdabear%2Fincreasing_speed_limits", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambdabear%2Fincreasing_speed_limits'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99149c5336fe91b4c321acafbe9b4bb7230f26f6 [INFO] checking lambdabear/increasing_speed_limits against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambdabear%2Fincreasing_speed_limits" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lambdabear/increasing_speed_limits on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lambdabear/increasing_speed_limits [INFO] finished tweaking git repo https://github.com/lambdabear/increasing_speed_limits [INFO] tweaked toml for git repo https://github.com/lambdabear/increasing_speed_limits written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/lambdabear/increasing_speed_limits already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c611866d92a65fc9a0a6b531b1f53e38cf64f3794e0f0afc8ab6c839a13b493 [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" "3c611866d92a65fc9a0a6b531b1f53e38cf64f3794e0f0afc8ab6c839a13b493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c611866d92a65fc9a0a6b531b1f53e38cf64f3794e0f0afc8ab6c839a13b493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c611866d92a65fc9a0a6b531b1f53e38cf64f3794e0f0afc8ab6c839a13b493", kill_on_drop: false }` [INFO] [stdout] 3c611866d92a65fc9a0a6b531b1f53e38cf64f3794e0f0afc8ab6c839a13b493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b78c0f442e4df9eba590939c546bca43eb1961c9772c98f278236d14b78c3e5 [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" "7b78c0f442e4df9eba590939c546bca43eb1961c9772c98f278236d14b78c3e5", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.24 [INFO] [stderr] Checking time v0.1.37 [INFO] [stderr] Checking increasing-speed-limits v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/compute.rs:39:6 [INFO] [stdout] | [INFO] [stdout] 39 | }; [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/lib.rs:29:46 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/compute.rs:39:6 [INFO] [stdout] | [INFO] [stdout] 39 | }; [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/lib.rs:29:46 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/lib.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | for j in 0..m { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/lib.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let N = v[0].parse::().expect("parse error"); [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `MOD` should have a snake case name [INFO] [stdout] --> src/compute.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let MOD = 1_000_000_007; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 34 | let r#mod = 1_000_000_007; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `j` [INFO] [stdout] --> src/lib.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | for j in 0..m { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/lib.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let N = v[0].parse::().expect("parse error"); [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `MOD` should have a snake case name [INFO] [stdout] --> src/compute.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let MOD = 1_000_000_007; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 34 | let r#mod = 1_000_000_007; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_BIT` should have a snake case name [INFO] [stdout] --> src/compute.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn test_BIT() { [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `test_bit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.13s [INFO] running `Command { std: "docker" "inspect" "7b78c0f442e4df9eba590939c546bca43eb1961c9772c98f278236d14b78c3e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b78c0f442e4df9eba590939c546bca43eb1961c9772c98f278236d14b78c3e5", kill_on_drop: false }` [INFO] [stdout] 7b78c0f442e4df9eba590939c546bca43eb1961c9772c98f278236d14b78c3e5