[INFO] cloning repository https://github.com/akeamc/sv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akeamc/sv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakeamc%2Fsv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakeamc%2Fsv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93ca3a746d8233687d42478c186721861a531949
[INFO] checking akeamc/sv 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%2Fakeamc%2Fsv" "/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/akeamc/sv
[INFO] finished tweaking git repo https://github.com/akeamc/sv
[INFO] tweaked toml for git repo https://github.com/akeamc/sv written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/akeamc/sv 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/akeamc/sv 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] d244a1297aeffddbc625429f41d4629cc80e8a75b10125b56012f636f52b8c1f
[INFO] running `Command { std: "docker" "start" "-a" "d244a1297aeffddbc625429f41d4629cc80e8a75b10125b56012f636f52b8c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d244a1297aeffddbc625429f41d4629cc80e8a75b10125b56012f636f52b8c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d244a1297aeffddbc625429f41d4629cc80e8a75b10125b56012f636f52b8c1f", kill_on_drop: false }`
[INFO] [stdout] d244a1297aeffddbc625429f41d4629cc80e8a75b10125b56012f636f52b8c1f
[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] 9022a7f5d6d94860a43f5b57f8ee8e8582f3f331efe0ef32870b59a063a8068a
[INFO] running `Command { std: "docker" "start" "-a" "9022a7f5d6d94860a43f5b57f8ee8e8582f3f331efe0ef32870b59a063a8068a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
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[INFO] [stderr]    Compiling parking_lot_core v0.9.3
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[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
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[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling openssl-sys v0.9.75
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[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking string_cache v0.8.4
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[INFO] [stderr]     Checking xml5ever v0.16.2
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking sv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `word` and `url` are never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct WordLink {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 40 |     word: UnambigiousWord,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 41 |     url: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WordLink` has derived impls for the traits `Clone` and `Debug`, but these are 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 `word` and `url` are never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct WordLink {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 40 |     word: UnambigiousWord,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 41 |     url: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WordLink` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sv` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |       let up = doc
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 94 | |         .find(predicate::Attr("dir", "upp"))
[INFO] [stdout] 95 | |         .next()
[INFO] [stdout] 96 | |         .unwrap()
[INFO] [stdout] 97 | |         .attr("unik")
[INFO] [stdout] 98 | |         .unwrap()
[INFO] [stdout] 99 | |         .parse()
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[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/lib.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |       let down = doc
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 102 | |         .find(predicate::Attr("dir", "ned"))
[INFO] [stdout] 103 | |         .next()
[INFO] [stdout] 104 | |         .unwrap()
[INFO] [stdout] 105 | |         .attr("unik")
[INFO] [stdout] 106 | |         .unwrap()
[INFO] [stdout] 107 | |         .parse()
[INFO] [stdout]     | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn words_stream(client: &Client, key: String, dir: Direction, dict: Dictionary) -> WordStream {
[INFO] [stdout]     |                             ^^^^^^^ the lifetime is elided here                        ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn words_stream(client: &Client, key: String, dir: Direction, dict: Dictionary) -> WordStream<'_> {
[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/lib.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |       let up = doc
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 94 | |         .find(predicate::Attr("dir", "upp"))
[INFO] [stdout] 95 | |         .next()
[INFO] [stdout] 96 | |         .unwrap()
[INFO] [stdout] 97 | |         .attr("unik")
[INFO] [stdout] 98 | |         .unwrap()
[INFO] [stdout] 99 | |         .parse()
[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/lib.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |       let down = doc
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 102 | |         .find(predicate::Attr("dir", "ned"))
[INFO] [stdout] 103 | |         .next()
[INFO] [stdout] 104 | |         .unwrap()
[INFO] [stdout] 105 | |         .attr("unik")
[INFO] [stdout] 106 | |         .unwrap()
[INFO] [stdout] 107 | |         .parse()
[INFO] [stdout]     | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn words_stream(client: &Client, key: String, dir: Direction, dict: Dictionary) -> WordStream {
[INFO] [stdout]     |                             ^^^^^^^ the lifetime is elided here                        ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn words_stream(client: &Client, key: String, dir: Direction, dict: Dictionary) -> WordStream<'_> {
[INFO] [stdout]     |                                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sv` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9022a7f5d6d94860a43f5b57f8ee8e8582f3f331efe0ef32870b59a063a8068a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9022a7f5d6d94860a43f5b57f8ee8e8582f3f331efe0ef32870b59a063a8068a", kill_on_drop: false }`
[INFO] [stdout] 9022a7f5d6d94860a43f5b57f8ee8e8582f3f331efe0ef32870b59a063a8068a
