[INFO] cloning repository https://github.com/hiqua/tiro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiqua/tiro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiqua%2Ftiro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiqua%2Ftiro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37ea18381313050d4a79e1222f4ebbdb2609e51d
[INFO] checking hiqua/tiro 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%2Fhiqua%2Ftiro" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hiqua/tiro
[INFO] finished tweaking git repo https://github.com/hiqua/tiro
[INFO] tweaked toml for git repo https://github.com/hiqua/tiro written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hiqua/tiro 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/hiqua/tiro 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 515b289a1ff48a33cac5fe317e1808708bd39dbdabc7a44a7603ba11911a08b5
[INFO] running `Command { std: "docker" "start" "-a" "515b289a1ff48a33cac5fe317e1808708bd39dbdabc7a44a7603ba11911a08b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515b289a1ff48a33cac5fe317e1808708bd39dbdabc7a44a7603ba11911a08b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515b289a1ff48a33cac5fe317e1808708bd39dbdabc7a44a7603ba11911a08b5", kill_on_drop: false }`
[INFO] [stdout] 515b289a1ff48a33cac5fe317e1808708bd39dbdabc7a44a7603ba11911a08b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fe2e9ddb7882672df24a136989f96fddbb131ea33d63891e9c6febd228db98c5
[INFO] running `Command { std: "docker" "start" "-a" "fe2e9ddb7882672df24a136989f96fddbb131ea33d63891e9c6febd228db98c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling libdbus-sys v0.2.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking dbus v0.6.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.18
[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling tiro v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking notify-rust v3.6.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stdout] warning: field `description` is never read
[INFO] [stdout]    --> src/parse.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 261 | pub struct LifeChunk {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 262 |     pub description: String,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LifeChunk` has derived impls for the traits `Debug` and `Clone`, 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] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:519:22
[INFO] [stdout]     |
[INFO] [stdout] 519 |             res.push(PathBuf::from_str(path).unwrap());
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:369:26
[INFO] [stdout]     |
[INFO] [stdout] 369 | fn parse_category(token: &str) -> Option<MetaCategory> {
[INFO] [stdout]     |                          ^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided 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] 369 | fn parse_category(token: &str) -> Option<MetaCategory<'_>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/summary.rs:352:42
[INFO] [stdout]     |
[INFO] [stdout] 352 | pub fn compute_context_summary(contexts: &HashMap<String, Duration>) -> Vec<CategorySummary> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^         ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 352 | pub fn compute_context_summary(contexts: &HashMap<String, Duration>) -> Vec<CategorySummary<'_>> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tiro` (bin "tiro") due to 1 previous error; 3 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<PathBuf, Infallible>
[INFO] [stdout]    --> src/config.rs:519:22
[INFO] [stdout]     |
[INFO] [stdout] 519 |             res.push(PathBuf::from_str(path).unwrap());
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:369:26
[INFO] [stdout]     |
[INFO] [stdout] 369 | fn parse_category(token: &str) -> Option<MetaCategory> {
[INFO] [stdout]     |                          ^^^^            ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided 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] 369 | fn parse_category(token: &str) -> Option<MetaCategory<'_>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/summary.rs:352:42
[INFO] [stdout]     |
[INFO] [stdout] 352 | pub fn compute_context_summary(contexts: &HashMap<String, Duration>) -> Vec<CategorySummary> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^         ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 352 | pub fn compute_context_summary(contexts: &HashMap<String, Duration>) -> Vec<CategorySummary<'_>> {
[INFO] [stdout]     |                                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tiro` (bin "tiro" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fe2e9ddb7882672df24a136989f96fddbb131ea33d63891e9c6febd228db98c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2e9ddb7882672df24a136989f96fddbb131ea33d63891e9c6febd228db98c5", kill_on_drop: false }`
[INFO] [stdout] fe2e9ddb7882672df24a136989f96fddbb131ea33d63891e9c6febd228db98c5
