[INFO] cloning repository https://github.com/oliveira-caio/reconhecimento_letras [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oliveira-caio/reconhecimento_letras" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foliveira-caio%2Freconhecimento_letras", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foliveira-caio%2Freconhecimento_letras'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23af13db80c2f908f171a674bdc20fb26ae83c01 [INFO] testing oliveira-caio/reconhecimento_letras against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foliveira-caio%2Freconhecimento_letras" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/oliveira-caio/reconhecimento_letras on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oliveira-caio/reconhecimento_letras [INFO] finished tweaking git repo https://github.com/oliveira-caio/reconhecimento_letras [INFO] tweaked toml for git repo https://github.com/oliveira-caio/reconhecimento_letras written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ndarray-image v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71030a55c980f70945ece697cdfd65af0529c08b5639829c7b338ace22274ad1 [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" "71030a55c980f70945ece697cdfd65af0529c08b5639829c7b338ace22274ad1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71030a55c980f70945ece697cdfd65af0529c08b5639829c7b338ace22274ad1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71030a55c980f70945ece697cdfd65af0529c08b5639829c7b338ace22274ad1", kill_on_drop: false }` [INFO] [stdout] 71030a55c980f70945ece697cdfd65af0529c08b5639829c7b338ace22274ad1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8902ccd893a85fc47e58f8b095a44b226e4733a16c3e9cbe4ce39f0b191f9f8d [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" "8902ccd893a85fc47e58f8b095a44b226e4733a16c3e9cbe4ce39f0b191f9f8d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling ndarray v0.14.0 [INFO] [stderr] Compiling bytemuck v1.7.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Compiling gif v0.11.3 [INFO] [stderr] Compiling png v0.16.8 [INFO] [stderr] Compiling crossbeam-channel v0.5.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stderr] Compiling flate2 v1.0.22 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling num-complex v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling ndarray v0.15.4 [INFO] [stderr] Compiling rand_distr v0.4.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling tiff v0.6.1 [INFO] [stderr] Compiling image v0.23.14 [INFO] [stderr] Compiling ndarray-rand v0.14.0 [INFO] [stderr] Compiling ndarray-image v0.3.0 [INFO] [stderr] Compiling reconhecimento_letras v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `sizes` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | sizes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_image` [INFO] [stdout] --> src/augmentation.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn to_image(arr: &Array2, path: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_image` [INFO] [stdout] --> src/augmentation.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn read_image(path: &str) -> Array2 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 15s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8902ccd893a85fc47e58f8b095a44b226e4733a16c3e9cbe4ce39f0b191f9f8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8902ccd893a85fc47e58f8b095a44b226e4733a16c3e9cbe4ce39f0b191f9f8d", kill_on_drop: false }` [INFO] [stdout] 8902ccd893a85fc47e58f8b095a44b226e4733a16c3e9cbe4ce39f0b191f9f8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57e90f9e7338269998fa4c88d7ed160fad053ebd9d1d7333112ab7ad5b18936f [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" "57e90f9e7338269998fa4c88d7ed160fad053ebd9d1d7333112ab7ad5b18936f", kill_on_drop: false }` [INFO] [stderr] Compiling reconhecimento_letras v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `sizes` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | sizes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `to_image` [INFO] [stdout] --> src/augmentation.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn to_image(arr: &Array2, path: &str) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_image` [INFO] [stdout] --> src/augmentation.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn read_image(path: &str) -> Array2 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "57e90f9e7338269998fa4c88d7ed160fad053ebd9d1d7333112ab7ad5b18936f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57e90f9e7338269998fa4c88d7ed160fad053ebd9d1d7333112ab7ad5b18936f", kill_on_drop: false }` [INFO] [stdout] 57e90f9e7338269998fa4c88d7ed160fad053ebd9d1d7333112ab7ad5b18936f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] 46a2d532c56a877d6d8e3874d9ce884107a3fb05be05eeb1056c023540b7d717 [INFO] running `Command { std: "docker" "start" "-a" "46a2d532c56a877d6d8e3874d9ce884107a3fb05be05eeb1056c023540b7d717", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `sizes` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | sizes: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: function is never used: `to_image` [INFO] [stderr] --> src/augmentation.rs:8:8 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn to_image(arr: &Array2, path: &str) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_image` [INFO] [stderr] --> src/augmentation.rs:23:8 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn read_image(path: &str) -> Array2 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `reconhecimento_letras` (bin "reconhecimento_letras" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/reconhecimento_letras-d3fe3272bda37b98) [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] running `Command { std: "docker" "inspect" "46a2d532c56a877d6d8e3874d9ce884107a3fb05be05eeb1056c023540b7d717", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46a2d532c56a877d6d8e3874d9ce884107a3fb05be05eeb1056c023540b7d717", kill_on_drop: false }` [INFO] [stdout] 46a2d532c56a877d6d8e3874d9ce884107a3fb05be05eeb1056c023540b7d717