[INFO] cloning repository https://github.com/jbrailsford/vertical-vindication
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbrailsford/vertical-vindication" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbrailsford%2Fvertical-vindication", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbrailsford%2Fvertical-vindication'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13328c919d0a470b4a678f0c435e78fbf7b4cf57
[INFO] checking jbrailsford/vertical-vindication 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%2Fjbrailsford%2Fvertical-vindication" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jbrailsford/vertical-vindication
[INFO] finished tweaking git repo https://github.com/jbrailsford/vertical-vindication
[INFO] tweaked toml for git repo https://github.com/jbrailsford/vertical-vindication written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jbrailsford/vertical-vindication 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/jbrailsford/vertical-vindication 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2b0ffdc8bd538e1f8c4dbf8b72fcbc25d628948292e5f6eb495e26d0574cc879
[INFO] running `Command { std: "docker" "start" "-a" "2b0ffdc8bd538e1f8c4dbf8b72fcbc25d628948292e5f6eb495e26d0574cc879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b0ffdc8bd538e1f8c4dbf8b72fcbc25d628948292e5f6eb495e26d0574cc879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0ffdc8bd538e1f8c4dbf8b72fcbc25d628948292e5f6eb495e26d0574cc879", kill_on_drop: false }`
[INFO] [stdout] 2b0ffdc8bd538e1f8c4dbf8b72fcbc25d628948292e5f6eb495e26d0574cc879
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f3519f2c73bed99209cd024f3048642727d3034ecbcc25bf0a7cbf54146fd796
[INFO] running `Command { std: "docker" "start" "-a" "f3519f2c73bed99209cd024f3048642727d3034ecbcc25bf0a7cbf54146fd796", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking vertical-vindication v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `total_count` is never read
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct CommitSearchResult {
[INFO] [stdout]    |        ------------------ field in this struct
[INFO] [stdout] 42 |     total_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommitSearchResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `filename` and `status` are never read
[INFO] [stdout]   --> src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct CommitFile {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 59 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 60 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommitFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | /     #[structopt(short, long)]
[INFO] [stdout] 31 | |     username: 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:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     #[structopt(short, long)]
[INFO] [stdout] 33 | |     token: String,
[INFO] [stdout]    | |_________________^
[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:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     #[structopt(short, long, default_value = "fix")]
[INFO] [stdout] 35 | |     search_term: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `total_count` is never read
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | struct CommitSearchResult {
[INFO] [stdout]    |        ------------------ field in this struct
[INFO] [stdout] 42 |     total_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommitSearchResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `filename` and `status` are never read
[INFO] [stdout]   --> src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct CommitFile {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 59 |     filename: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 60 |     status: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CommitFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vertical-vindication` (bin "vertical-vindication") due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | /     #[structopt(short, long)]
[INFO] [stdout] 31 | |     username: 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:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     #[structopt(short, long)]
[INFO] [stdout] 33 | |     token: String,
[INFO] [stdout]    | |_________________^
[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:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     #[structopt(short, long, default_value = "fix")]
[INFO] [stdout] 35 | |     search_term: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vertical-vindication` (bin "vertical-vindication" test) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f3519f2c73bed99209cd024f3048642727d3034ecbcc25bf0a7cbf54146fd796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3519f2c73bed99209cd024f3048642727d3034ecbcc25bf0a7cbf54146fd796", kill_on_drop: false }`
[INFO] [stdout] f3519f2c73bed99209cd024f3048642727d3034ecbcc25bf0a7cbf54146fd796