[INFO] cloning repository https://github.com/masalachai/gemini-git-browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masalachai/gemini-git-browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasalachai%2Fgemini-git-browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasalachai%2Fgemini-git-browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05a70fe90d2cc7d8d2cd3b8b00289e35561b21e7
[INFO] checking masalachai/gemini-git-browser against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasalachai%2Fgemini-git-browser" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masalachai/gemini-git-browser on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masalachai/gemini-git-browser
[INFO] finished tweaking git repo https://github.com/masalachai/gemini-git-browser
[INFO] tweaked toml for git repo https://github.com/masalachai/gemini-git-browser written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/masalachai/gemini-git-browser 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded confy v0.4.0
[INFO] [stderr]   Downloaded git2 v0.13.20
[INFO] [stderr]   Downloaded libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]   Downloaded northstar v0.4.0
[INFO] [stderr]   Downloaded tokio-rustls v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d514697bb5d1b5decef1e4f47eabfc1c891041f0fe0456ef55042e7d80fbd22e
[INFO] running `Command { std: "docker" "start" "-a" "d514697bb5d1b5decef1e4f47eabfc1c891041f0fe0456ef55042e7d80fbd22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d514697bb5d1b5decef1e4f47eabfc1c891041f0fe0456ef55042e7d80fbd22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d514697bb5d1b5decef1e4f47eabfc1c891041f0fe0456ef55042e7d80fbd22e", kill_on_drop: false }`
[INFO] [stdout] d514697bb5d1b5decef1e4f47eabfc1c891041f0fe0456ef55042e7d80fbd22e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 788270afe662df1e782ec46cbf7173a02a98bbfdd38469eeebb0c2a34e54b2ba
[INFO] running `Command { std: "docker" "start" "-a" "788270afe662df1e782ec46cbf7173a02a98bbfdd38469eeebb0c2a34e54b2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking uriparse v0.6.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking git2 v0.13.20
[INFO] [stderr]     Checking tokio-rustls v0.20.0
[INFO] [stderr]     Checking northstar v0.4.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking handlebars v4.1.0
[INFO] [stderr]     Checking gemini-git-browser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/repo.rs:286:21
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     let _ = &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/repo.rs:286:21
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     let _ = &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.97s
[INFO] running `Command { std: "docker" "inspect" "788270afe662df1e782ec46cbf7173a02a98bbfdd38469eeebb0c2a34e54b2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788270afe662df1e782ec46cbf7173a02a98bbfdd38469eeebb0c2a34e54b2ba", kill_on_drop: false }`
[INFO] [stdout] 788270afe662df1e782ec46cbf7173a02a98bbfdd38469eeebb0c2a34e54b2ba
[INFO] checking masalachai/gemini-git-browser against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasalachai%2Fgemini-git-browser" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masalachai/gemini-git-browser on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masalachai/gemini-git-browser
[INFO] finished tweaking git repo https://github.com/masalachai/gemini-git-browser
[INFO] tweaked toml for git repo https://github.com/masalachai/gemini-git-browser written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/masalachai/gemini-git-browser 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c61b63e6807232beee73e93e7349c9cdde530ea14706f08bdc8da1b130c8ea82
[INFO] running `Command { std: "docker" "start" "-a" "c61b63e6807232beee73e93e7349c9cdde530ea14706f08bdc8da1b130c8ea82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c61b63e6807232beee73e93e7349c9cdde530ea14706f08bdc8da1b130c8ea82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c61b63e6807232beee73e93e7349c9cdde530ea14706f08bdc8da1b130c8ea82", kill_on_drop: false }`
[INFO] [stdout] c61b63e6807232beee73e93e7349c9cdde530ea14706f08bdc8da1b130c8ea82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f74b50c86bee3b24dc67e8c62b30a7b94b503be2fbcc9a715ac66de575438257
[INFO] running `Command { std: "docker" "start" "-a" "f74b50c86bee3b24dc67e8c62b30a7b94b503be2fbcc9a715ac66de575438257", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking uriparse v0.6.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking git2 v0.13.20
[INFO] [stderr]     Checking tokio-rustls v0.20.0
[INFO] [stderr]     Checking northstar v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking confy v0.4.0
[INFO] [stderr]     Checking handlebars v4.1.0
[INFO] [stderr]     Checking gemini-git-browser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/repo.rs:286:21
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     let _ = &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/repo.rs:286:21
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     let _ = &repos.insert(String::from(ns_dir), result);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.93s
[INFO] running `Command { std: "docker" "inspect" "f74b50c86bee3b24dc67e8c62b30a7b94b503be2fbcc9a715ac66de575438257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74b50c86bee3b24dc67e8c62b30a7b94b503be2fbcc9a715ac66de575438257", kill_on_drop: false }`
[INFO] [stdout] f74b50c86bee3b24dc67e8c62b30a7b94b503be2fbcc9a715ac66de575438257