[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] testing lambdabear/increasing_speed_limits against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambdabear%2Fincreasing_speed_limits" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lambdabear/increasing_speed_limits on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-8/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 836ba1594a154f855b553c0ba467c1b8a888c192482079ef5afc847286005a7d [INFO] running `Command { std: "docker" "start" "-a" "836ba1594a154f855b553c0ba467c1b8a888c192482079ef5afc847286005a7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "836ba1594a154f855b553c0ba467c1b8a888c192482079ef5afc847286005a7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "836ba1594a154f855b553c0ba467c1b8a888c192482079ef5afc847286005a7d", kill_on_drop: false }` [INFO] [stdout] 836ba1594a154f855b553c0ba467c1b8a888c192482079ef5afc847286005a7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e9a145fc32872e2da59b6f95b6b48f857a5772586cf57ae82ed15e187d4090f [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" "1e9a145fc32872e2da59b6f95b6b48f857a5772586cf57ae82ed15e187d4090f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.24 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling 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 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: 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.53s [INFO] running `Command { std: "docker" "inspect" "1e9a145fc32872e2da59b6f95b6b48f857a5772586cf57ae82ed15e187d4090f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e9a145fc32872e2da59b6f95b6b48f857a5772586cf57ae82ed15e187d4090f", kill_on_drop: false }` [INFO] [stdout] 1e9a145fc32872e2da59b6f95b6b48f857a5772586cf57ae82ed15e187d4090f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1550b70b48bdae270554305bfb072b4ee20463f56e8591d52c8e1643ccde471d [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" "1550b70b48bdae270554305bfb072b4ee20463f56e8591d52c8e1643ccde471d", kill_on_drop: false }` [INFO] [stderr] Compiling 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 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: 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: 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 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: 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 test [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "1550b70b48bdae270554305bfb072b4ee20463f56e8591d52c8e1643ccde471d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1550b70b48bdae270554305bfb072b4ee20463f56e8591d52c8e1643ccde471d", kill_on_drop: false }` [INFO] [stdout] 1550b70b48bdae270554305bfb072b4ee20463f56e8591d52c8e1643ccde471d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b76fce56858403ce036ac4c4280509bec621311bb7adbe4bbe82436974b5ecae [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" "b76fce56858403ce036ac4c4280509bec621311bb7adbe4bbe82436974b5ecae", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stdout] running 1 test [INFO] [stderr] --> src/compute.rs:39:6 [INFO] [stdout] test compute::test_BIT ... ok [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 39 | }; [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:29:46 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [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] [INFO] [stderr] warning: unused variable: `j` [INFO] [stderr] --> src/lib.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | for j in 0..m { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_j` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `N` should have a snake case name [INFO] [stderr] --> src/lib.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let N = v[0].parse::().expect("parse error"); [INFO] [stderr] | ^ help: convert the identifier to snake case: `n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `MOD` should have a snake case name [INFO] [stderr] --> src/compute.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let MOD = 1_000_000_007; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stderr] | [INFO] [stderr] 34 | let r#mod = 1_000_000_007; [INFO] [stderr] | ~~~~~ [INFO] [stderr] [INFO] [stderr] warning: `increasing-speed-limits` (lib) generated 5 warnings [INFO] [stderr] warning: function `test_BIT` should have a snake case name [INFO] [stderr] --> src/compute.rs:60:4 [INFO] [stderr] | [INFO] [stderr] 60 | fn test_BIT() { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `test_bit` [INFO] [stderr] [INFO] [stderr] warning: `increasing-speed-limits` (lib test) generated 6 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.35s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/increasing_speed_limits-297608fbc524cca6) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/increasing_speed_limits-cf729e81db7798df) [INFO] [stderr] Doc-tests increasing-speed-limits [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] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> /opt/rustwide/workdir/src/compute.rs:39:6 [INFO] [stderr] | [INFO] [stderr] 39 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] running 0 tests [INFO] [stderr] [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" "b76fce56858403ce036ac4c4280509bec621311bb7adbe4bbe82436974b5ecae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b76fce56858403ce036ac4c4280509bec621311bb7adbe4bbe82436974b5ecae", kill_on_drop: false }` [INFO] [stdout] b76fce56858403ce036ac4c4280509bec621311bb7adbe4bbe82436974b5ecae