[INFO] cloning repository https://github.com/miikka/floatbungler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miikka/floatbungler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiikka%2Ffloatbungler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiikka%2Ffloatbungler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1df55ed23294cce7c20c812d335a94da1809b9cc [INFO] checking miikka/floatbungler 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%2Fmiikka%2Ffloatbungler" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/miikka/floatbungler [INFO] finished tweaking git repo https://github.com/miikka/floatbungler [INFO] tweaked toml for git repo https://github.com/miikka/floatbungler written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/miikka/floatbungler 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/miikka/floatbungler 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ee0cda8ba9ccfb36080ef6bb629cddf86ee3884c28b165fb80dacd2b13dbeb43 [INFO] running `Command { std: "docker" "start" "-a" "ee0cda8ba9ccfb36080ef6bb629cddf86ee3884c28b165fb80dacd2b13dbeb43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee0cda8ba9ccfb36080ef6bb629cddf86ee3884c28b165fb80dacd2b13dbeb43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee0cda8ba9ccfb36080ef6bb629cddf86ee3884c28b165fb80dacd2b13dbeb43", kill_on_drop: false }` [INFO] [stdout] ee0cda8ba9ccfb36080ef6bb629cddf86ee3884c28b165fb80dacd2b13dbeb43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ecc18aa2f8c1141bca72136c85ae451c4cb3d4f75554751146b384126c339960 [INFO] running `Command { std: "docker" "start" "-a" "ecc18aa2f8c1141bca72136c85ae451c4cb3d4f75554751146b384126c339960", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Checking unindent v0.2.4 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Compiling pyo3-build-config v0.25.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling pyo3-ffi v0.25.1 [INFO] [stderr] Compiling pyo3-macros-backend v0.25.1 [INFO] [stderr] Compiling pyo3 v0.25.1 [INFO] [stderr] Compiling pyo3-macros v0.25.1 [INFO] [stderr] Checking floatbungler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/gorilla.rs:116:35 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn encode(input: Vec) -> Vec { [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, Infallible> [INFO] [stdout] --> src/gorilla.rs:121:48 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn decode(input: Vec, count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp.rs:11:35 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn encode(input: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp.rs:76:48 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn decode(input: Vec, count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp128.rs:15:35 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn encode(input: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp128.rs:103:46 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn decode(input: &[u8], count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/patas.rs:10:35 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn encode(input: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/patas.rs:82:48 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn decode(input: Vec, count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `floatbungler` (lib test) due to 8 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, Infallible> [INFO] [stdout] --> src/gorilla.rs:116:35 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn encode(input: Vec) -> Vec { [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, Infallible> [INFO] [stdout] --> src/gorilla.rs:121:48 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn decode(input: Vec, count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp.rs:11:35 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn encode(input: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp.rs:76:48 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn decode(input: Vec, count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp128.rs:15:35 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn encode(input: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/chimp128.rs:103:46 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn decode(input: &[u8], count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/patas.rs:10:35 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn encode(input: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/patas.rs:82:48 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn decode(input: Vec, count: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `floatbungler` (lib) due to 8 previous errors [INFO] running `Command { std: "docker" "inspect" "ecc18aa2f8c1141bca72136c85ae451c4cb3d4f75554751146b384126c339960", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecc18aa2f8c1141bca72136c85ae451c4cb3d4f75554751146b384126c339960", kill_on_drop: false }` [INFO] [stdout] ecc18aa2f8c1141bca72136c85ae451c4cb3d4f75554751146b384126c339960