[INFO] cloning repository https://github.com/Thingus/rusty_color [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thingus/rusty_color" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Frusty_color"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Frusty_color'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 028a3e509a03e8d92e36b5fe0df81735bae71678 [INFO] checking Thingus/rusty_color against try#d93021f5faa26e4f9d2719e79f9974e06aa40e17 for pr-71873 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThingus%2Frusty_color" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Thingus/rusty_color on toolchain d93021f5faa26e4f9d2719e79f9974e06aa40e17 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Thingus/rusty_color [INFO] finished tweaking git repo https://github.com/Thingus/rusty_color [INFO] tweaked toml for git repo https://github.com/Thingus/rusty_color written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Thingus/rusty_color already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d93021f5faa26e4f9d2719e79f9974e06aa40e17" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 81a38117b8d69143fe47ebe85311f59d85e30a3ce4f9f23e3a5affe887ab04ea [INFO] running `"docker" "start" "-a" "81a38117b8d69143fe47ebe85311f59d85e30a3ce4f9f23e3a5affe887ab04ea"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking sample v0.10.0 [INFO] [stderr] Checking rusty_color v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Read`, `Seek` [INFO] [stderr] --> src/main.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | io::{Read,Seek}, [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `Seek` [INFO] [stderr] --> src/main.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | io::{Read,Seek}, [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_path` [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let out_path = String::from("../out.avi"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame` [INFO] [stderr] --> src/main.rs:54:7 [INFO] [stderr] | [INFO] [stderr] 54 | let mut frame: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sample_vaule` [INFO] [stderr] --> src/main.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut sample_vaule: i32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_vaule` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `this_sample` [INFO] [stderr] --> src/main.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | for this_sample in samples{ [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_sample` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:54:7 [INFO] [stderr] | [INFO] [stderr] 54 | let mut frame: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `type_of` [INFO] [stderr] --> src/main.rs:61:4 [INFO] [stderr] | [INFO] [stderr] 61 | fn type_of(_: T) -> &'static str { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_samples` [INFO] [stderr] --> src/main.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn print_samples(samples: Vec) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_path` [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let out_path = String::from("../out.avi"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame` [INFO] [stderr] --> src/main.rs:54:7 [INFO] [stderr] | [INFO] [stderr] 54 | let mut frame: Vec = Vec::new(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sample_vaule` [INFO] [stderr] --> src/main.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut sample_vaule: i32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_vaule` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `this_sample` [INFO] [stderr] --> src/main.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | for this_sample in samples{ [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_sample` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:54:7 [INFO] [stderr] | [INFO] [stderr] 54 | let mut frame: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `type_of` [INFO] [stderr] --> src/main.rs:61:4 [INFO] [stderr] | [INFO] [stderr] 61 | fn type_of(_: T) -> &'static str { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_samples` [INFO] [stderr] --> src/main.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn print_samples(samples: Vec) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.82s [INFO] running `"docker" "inspect" "81a38117b8d69143fe47ebe85311f59d85e30a3ce4f9f23e3a5affe887ab04ea"` [INFO] running `"docker" "rm" "-f" "81a38117b8d69143fe47ebe85311f59d85e30a3ce4f9f23e3a5affe887ab04ea"` [INFO] [stdout] 81a38117b8d69143fe47ebe85311f59d85e30a3ce4f9f23e3a5affe887ab04ea