[INFO] updating cached repository https://github.com/iori-yja/surveirs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5ba9288c62be562c560eee260aed0eb13d3927bc [INFO] checking iori-yja/surveirs against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiori-yja%2Fsurveirs" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iori-yja/surveirs on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/iori-yja/surveirs [INFO] finished tweaking git repo https://github.com/iori-yja/surveirs [INFO] tweaked toml for git repo https://github.com/iori-yja/surveirs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/iori-yja/surveirs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 149b9a9a1f51f699055dac5e9eb76777b81d153121dc4b43710e089a557eac24 [INFO] running `"docker" "start" "-a" "149b9a9a1f51f699055dac5e9eb76777b81d153121dc4b43710e089a557eac24"` [INFO] [stderr] Compiling syn v0.15.35 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking rscam v0.5.5 [INFO] [stderr] Compiling hyper v0.12.31 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.93 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.21.2 [INFO] [stderr] Checking serde v1.0.93 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.18 [INFO] [stderr] Checking image-test v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | let mut reader = BufReader::new(f); [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: `derivative` [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | / fn derivative

(im: &ImageBuffer>) -> ImageBuffer> [INFO] [stderr] 115 | | where [INFO] [stderr] 116 | | P: Pixel + 'static, [INFO] [stderr] 117 | | { [INFO] [stderr] 118 | | let kernel: &[f32] = &[0.0, -1.0, 0.0, 1.0, 0.0, -1.0, 0.0, 1.0, 0.0]; [INFO] [stderr] 119 | | filter3x3(im, kernel) [INFO] [stderr] 120 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:446:17 [INFO] [stderr] | [INFO] [stderr] 446 | sender.send(Some(Some((context.index, sent_n)))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:449:17 [INFO] [stderr] | [INFO] [stderr] 449 | sender.send(Some(None)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | let mut reader = BufReader::new(f); [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: `derivative` [INFO] [stderr] --> src/main.rs:114:1 [INFO] [stderr] | [INFO] [stderr] 114 | / fn derivative

(im: &ImageBuffer>) -> ImageBuffer> [INFO] [stderr] 115 | | where [INFO] [stderr] 116 | | P: Pixel + 'static, [INFO] [stderr] 117 | | { [INFO] [stderr] 118 | | let kernel: &[f32] = &[0.0, -1.0, 0.0, 1.0, 0.0, -1.0, 0.0, 1.0, 0.0]; [INFO] [stderr] 119 | | filter3x3(im, kernel) [INFO] [stderr] 120 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:446:17 [INFO] [stderr] | [INFO] [stderr] 446 | sender.send(Some(Some((context.index, sent_n)))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:449:17 [INFO] [stderr] | [INFO] [stderr] 449 | sender.send(Some(None)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 29s [INFO] running `"docker" "inspect" "149b9a9a1f51f699055dac5e9eb76777b81d153121dc4b43710e089a557eac24"` [INFO] running `"docker" "rm" "-f" "149b9a9a1f51f699055dac5e9eb76777b81d153121dc4b43710e089a557eac24"` [INFO] [stdout] 149b9a9a1f51f699055dac5e9eb76777b81d153121dc4b43710e089a557eac24