[INFO] cloning repository https://github.com/itsparser/rgxx [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itsparser/rgxx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsparser%2Frgxx", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsparser%2Frgxx'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fb072b72dde8beb1a741a1b9ec9465c9e29ccbe3 [INFO] checking itsparser/rgxx 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%2Fitsparser%2Frgxx" "/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/itsparser/rgxx [INFO] finished tweaking git repo https://github.com/itsparser/rgxx [INFO] tweaked toml for git repo https://github.com/itsparser/rgxx written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/itsparser/rgxx 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/itsparser/rgxx 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] c5a79ab65c2bfb453edd27d21fef7796e52f04a20e8e3d4b82f844fa89070614 [INFO] running `Command { std: "docker" "start" "-a" "c5a79ab65c2bfb453edd27d21fef7796e52f04a20e8e3d4b82f844fa89070614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5a79ab65c2bfb453edd27d21fef7796e52f04a20e8e3d4b82f844fa89070614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a79ab65c2bfb453edd27d21fef7796e52f04a20e8e3d4b82f844fa89070614", kill_on_drop: false }` [INFO] [stdout] c5a79ab65c2bfb453edd27d21fef7796e52f04a20e8e3d4b82f844fa89070614 [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] 2262b03dc40115099221a819f67b241f0051d722e43c858ed494bd18992ae384 [INFO] running `Command { std: "docker" "start" "-a" "2262b03dc40115099221a819f67b241f0051d722e43c858ed494bd18992ae384", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling pyo3-build-config v0.22.3 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling pyo3-ffi v0.22.3 [INFO] [stderr] Compiling pyo3-macros-backend v0.22.3 [INFO] [stderr] Compiling pyo3 v0.22.3 [INFO] [stderr] Compiling pyo3-macros v0.22.3 [INFO] [stderr] Checking rgxx v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/utils.rs:21:19 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn digit() -> RegexPart { [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 [INFO] [stdout] --> src/v1/utils.rs:29:28 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn exactly(s: &str) -> RegexPart { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/utils.rs:51:25 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn alfanumeric() -> RegexPart { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/utils.rs:59:24 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn alphabetic() -> RegexPart { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/part.rs:20:42 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn times(&self, count: usize) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/part.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn grouped_as(&self, name: &str) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/part.rs:34:45 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn and(&self, other: &RegexPart) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rgxx` (lib test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/utils.rs:21:19 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn digit() -> RegexPart { [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 [INFO] [stdout] --> src/v1/utils.rs:29:28 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn exactly(s: &str) -> RegexPart { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/utils.rs:51:25 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn alfanumeric() -> RegexPart { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/utils.rs:59:24 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn alphabetic() -> RegexPart { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/part.rs:20:42 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn times(&self, count: usize) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/part.rs:27:45 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn grouped_as(&self, name: &str) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/v1/part.rs:34:45 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn and(&self, other: &RegexPart) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rgxx` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "2262b03dc40115099221a819f67b241f0051d722e43c858ed494bd18992ae384", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2262b03dc40115099221a819f67b241f0051d722e43c858ed494bd18992ae384", kill_on_drop: false }` [INFO] [stdout] 2262b03dc40115099221a819f67b241f0051d722e43c858ed494bd18992ae384