[INFO] cloning repository https://github.com/Colerar/delete-unused-repo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Colerar/delete-unused-repo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColerar%2Fdelete-unused-repo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColerar%2Fdelete-unused-repo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a1b30fd13cc387812a0e7c393a5b86e067b495a
[INFO] checking Colerar/delete-unused-repo against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColerar%2Fdelete-unused-repo" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Colerar/delete-unused-repo
[INFO] finished tweaking git repo https://github.com/Colerar/delete-unused-repo
[INFO] tweaked toml for git repo https://github.com/Colerar/delete-unused-repo written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Colerar/delete-unused-repo on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Colerar/delete-unused-repo 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c56dfb3c5d7568d40e4bc53856c876ddfa86459ab5475da2e646ffbd70f5036
[INFO] running `Command { std: "docker" "start" "-a" "5c56dfb3c5d7568d40e4bc53856c876ddfa86459ab5475da2e646ffbd70f5036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c56dfb3c5d7568d40e4bc53856c876ddfa86459ab5475da2e646ffbd70f5036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c56dfb3c5d7568d40e4bc53856c876ddfa86459ab5475da2e646ffbd70f5036", kill_on_drop: false }`
[INFO] [stdout] 5c56dfb3c5d7568d40e4bc53856c876ddfa86459ab5475da2e646ffbd70f5036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c558b851923a107cfdf0cd3196ba912895ae4b7692c280849c6c2b5bef8fb6
[INFO] running `Command { std: "docker" "start" "-a" "f8c558b851923a107cfdf0cd3196ba912895ae4b7692c280849c6c2b5bef8fb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.142
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling hyperx v1.4.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking pem v1.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking secrecy v0.8.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking arc-swap v1.5.1
[INFO] [stderr]     Checking indicatif v0.17.0
[INFO] [stderr]     Checking dialoguer v0.10.2
[INFO] [stderr]     Checking time v0.3.12
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling snafu-derive v0.7.1
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking simple_asn1 v0.6.2
[INFO] [stderr]     Checking snafu v0.7.1
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.20
[INFO] [stderr]     Checking serde_path_to_error v0.1.8
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking jsonwebtoken v8.1.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking octocrab v0.16.0
[INFO] [stderr]     Checking delete-unused-repo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `WrappedRepo` is never constructed
[INFO] [stdout]   --> src/main.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct WrappedRepo(Repository);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WrappedRepo` is never constructed
[INFO] [stdout]   --> src/main.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct WrappedRepo(Repository);
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   owner: Option<Vec<String>>,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   owner: Option<Vec<String>>,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `delete-unused-repo` (bin "delete-unused-repo" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `delete-unused-repo` (bin "delete-unused-repo") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f8c558b851923a107cfdf0cd3196ba912895ae4b7692c280849c6c2b5bef8fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c558b851923a107cfdf0cd3196ba912895ae4b7692c280849c6c2b5bef8fb6", kill_on_drop: false }`
[INFO] [stdout] f8c558b851923a107cfdf0cd3196ba912895ae4b7692c280849c6c2b5bef8fb6
