[INFO] cloning repository https://github.com/K-C-DaCosta/image_grouper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/K-C-DaCosta/image_grouper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-C-DaCosta%2Fimage_grouper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-C-DaCosta%2Fimage_grouper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb30db490adc9bc463b7bffe7c3e455041bdac8e
[INFO] testing K-C-DaCosta/image_grouper against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK-C-DaCosta%2Fimage_grouper" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/K-C-DaCosta/image_grouper on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/K-C-DaCosta/image_grouper
[INFO] finished tweaking git repo https://github.com/K-C-DaCosta/image_grouper
[INFO] tweaked toml for git repo https://github.com/K-C-DaCosta/image_grouper written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/K-C-DaCosta/image_grouper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded path-absolutize v3.0.12
[INFO] [stderr]   Downloaded path-dedot v3.0.16
[INFO] [stderr]   Downloaded exr v1.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a60271b5855d2a1ed953f8d66cffb79003994ce9c1b765993ef2751c08ef839
[INFO] running `Command { std: "docker" "start" "-a" "7a60271b5855d2a1ed953f8d66cffb79003994ce9c1b765993ef2751c08ef839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a60271b5855d2a1ed953f8d66cffb79003994ce9c1b765993ef2751c08ef839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a60271b5855d2a1ed953f8d66cffb79003994ce9c1b765993ef2751c08ef839", kill_on_drop: false }`
[INFO] [stdout] 7a60271b5855d2a1ed953f8d66cffb79003994ce9c1b765993ef2751c08ef839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd2bd6b3bd3f2d31170ea5746195d0e7f503dd0e47318f2a56b0e8eb3a637bf0
[INFO] running `Command { std: "docker" "start" "-a" "fd2bd6b3bd3f2d31170ea5746195d0e7f503dd0e47318f2a56b0e8eb3a637bf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[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 v0.4.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling lebe v0.5.1
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling path-dedot v3.0.16
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bytemuck v1.8.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling path-absolutize v3.0.12
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling tiff v0.7.1
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling jpeg-decoder v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling flume v0.10.12
[INFO] [stderr]    Compiling exr v1.4.1
[INFO] [stderr]    Compiling image v0.24.1
[INFO] [stderr]    Compiling image_grouper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/perceptual.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn phash(image: &image::DynamicImage) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     time::{Duration, Instant},
[INFO] [stdout]    |            ^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         std::fs::create_dir(output_directory);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let _ = std::fs::create_dir(output_directory);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 std::os::unix::fs::symlink(&absolute_path, &sym_link_path);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let _ = std::os::unix::fs::symlink(&absolute_path, &sym_link_path);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.59s
[INFO] running `Command { std: "docker" "inspect" "fd2bd6b3bd3f2d31170ea5746195d0e7f503dd0e47318f2a56b0e8eb3a637bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2bd6b3bd3f2d31170ea5746195d0e7f503dd0e47318f2a56b0e8eb3a637bf0", kill_on_drop: false }`
[INFO] [stdout] fd2bd6b3bd3f2d31170ea5746195d0e7f503dd0e47318f2a56b0e8eb3a637bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b635534947368b0ba5973a0269c62330b1e3935b7c789bb276c199a7d65b8db
[INFO] running `Command { std: "docker" "start" "-a" "7b635534947368b0ba5973a0269c62330b1e3935b7c789bb276c199a7d65b8db", kill_on_drop: false }`
[INFO] [stderr]    Compiling image_grouper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/perceptual.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn phash(image: &image::DynamicImage) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]   --> src/main.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     time::{Duration, Instant},
[INFO] [stdout]    |            ^^^^^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `image`
[INFO] [stdout]   --> src/perceptual.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn phash(image: &image::DynamicImage) -> u64 {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         std::fs::create_dir(output_directory);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let _ = std::fs::create_dir(output_directory);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:145:17
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 std::os::unix::fs::symlink(&absolute_path, &sym_link_path);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 let _ = std::os::unix::fs::symlink(&absolute_path, &sym_link_path);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "7b635534947368b0ba5973a0269c62330b1e3935b7c789bb276c199a7d65b8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b635534947368b0ba5973a0269c62330b1e3935b7c789bb276c199a7d65b8db", kill_on_drop: false }`
[INFO] [stdout] 7b635534947368b0ba5973a0269c62330b1e3935b7c789bb276c199a7d65b8db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfdd6afae7e5f18540e9bfce598a81855e11747d3f15473baa952f323ea38cdf
[INFO] running `Command { std: "docker" "start" "-a" "bfdd6afae7e5f18540e9bfce598a81855e11747d3f15473baa952f323ea38cdf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `image`
[INFO] [stderr]   --> src/perceptual.rs:36:14
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn phash(image: &image::DynamicImage) -> u64 {
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_image`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `image_grouper` (lib) generated 1 warning (run `cargo fix --lib -p image_grouper` to apply 1 suggestion)
[INFO] [stderr] warning: `image_grouper` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]   --> src/main.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     time::{Duration, Instant},
[INFO] [stderr]    |            ^^^^^^^^  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         std::fs::create_dir(output_directory);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let _ = std::fs::create_dir(output_directory);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:145:17
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 std::os::unix::fs::symlink(&absolute_path, &sym_link_path);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 let _ = std::os::unix::fs::symlink(&absolute_path, &sym_link_path);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `image_grouper` (bin "image_grouper" test) generated 3 warnings (run `cargo fix --bin "image_grouper" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/image_grouper-906aaf34b4725dd3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test perceptual::ahash_sanity ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- perceptual::ahash_sanity stdout ----
[INFO] [stdout] thread 'perceptual::ahash_sanity' panicked at 'called `Result::unwrap()` on an `Err` value: IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" })', src/perceptual.rs:58:79
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563efccce2ba - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x563efccce2ba - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563efccce2ba - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x563efccce2ba - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x563efccf3f8f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x563efcccb345 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x563efccce085 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x563efccce085 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x563efcccfd3e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x563efcccfa71 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x563efc8af32b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x563efc8af32b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x563efccd0424 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x563efccd0424 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x563efccd0199 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x563efccce726 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x563efcccfef2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x563efc87a063 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x563efc87a603 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stdout]   19:     0x563efc87aed4 - core::result::Result<T,E>::unwrap::h4ef2889f880f5426
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1089:23
[INFO] [stdout]   20:     0x563efc87b4de - image_grouper::perceptual::ahash_sanity::h3787512a6b5f86c8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/perceptual.rs:58:14
[INFO] [stdout]   21:     0x563efc87b487 - image_grouper::perceptual::ahash_sanity::{{closure}}::h1f49aad724ba6e5f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/perceptual.rs:57:19
[INFO] [stdout]   22:     0x563efc87bca5 - core::ops::function::FnOnce::call_once::he70c9cfc820cc34f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x563efc8b41ff - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x563efc8b41ff - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   25:     0x563efc8819ec - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   26:     0x563efc8819ec - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x563efc8b32d6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   28:     0x563efc8b32d6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   29:     0x563efc8b32d6 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   30:     0x563efc8b32d6 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   31:     0x563efc8b32d6 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   32:     0x563efc8b32d6 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   33:     0x563efc8b32d6 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   34:     0x563efc87c1f5 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   35:     0x563efc87c1f5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   36:     0x563efc881731 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   37:     0x563efc881731 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   38:     0x563efc881731 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   39:     0x563efc881731 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   40:     0x563efc881731 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   41:     0x563efc881731 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   42:     0x563efc881731 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x563efccd49d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   44:     0x563efccd49d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x563efccd49d5 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fd8d9112b43 - <unknown>
[INFO] [stdout]   47:     0x7fd8d91a3bb4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     perceptual::ahash_sanity
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "bfdd6afae7e5f18540e9bfce598a81855e11747d3f15473baa952f323ea38cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfdd6afae7e5f18540e9bfce598a81855e11747d3f15473baa952f323ea38cdf", kill_on_drop: false }`
[INFO] [stdout] bfdd6afae7e5f18540e9bfce598a81855e11747d3f15473baa952f323ea38cdf
