[INFO] fetching crate fixed-trig 0.1.0...
[INFO] checking fixed-trig-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate fixed-trig 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate fixed-trig 0.1.0
[INFO] finished tweaking crates.io crate fixed-trig 0.1.0
[INFO] tweaked toml for crates.io crate fixed-trig 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fixed-trig 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding fixed v0.5.7 (available: v1.29.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c781d099d067456153b69a5e411f37ef519c0dd9f5bff322f317a79bba3f2ae
[INFO] running `Command { std: "docker" "start" "-a" "4c781d099d067456153b69a5e411f37ef519c0dd9f5bff322f317a79bba3f2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c781d099d067456153b69a5e411f37ef519c0dd9f5bff322f317a79bba3f2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c781d099d067456153b69a5e411f37ef519c0dd9f5bff322f317a79bba3f2ae", kill_on_drop: false }`
[INFO] [stdout] 4c781d099d067456153b69a5e411f37ef519c0dd9f5bff322f317a79bba3f2ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8fb77edf2812c53295ae9dcb987dd716d00a16286ed79a27a099ab1da4c2aba
[INFO] running `Command { std: "docker" "start" "-a" "c8fb77edf2812c53295ae9dcb987dd716d00a16286ed79a27a099ab1da4c2aba", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixed v0.5.7
[INFO] [stderr]     Checking fixed-trig v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BitXor` and `MulAssign`
[INFO] [stdout]  --> src/cordic_number.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, BitXor, Div, Mul, MulAssign, Neg, Shl, Shr, Sub, SubAssign};
[INFO] [stdout]   |                                ^^^^^^            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitXor` and `MulAssign`
[INFO] [stdout]  --> src/cordic_number.rs:6:32
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, BitXor, Div, Mul, MulAssign, Neg, Shl, Shr, Sub, SubAssign};
[INFO] [stdout]   |                                ^^^^^^            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]    --> src/cordic.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut result = T::zero();
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]    --> src/cordic.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut result = T::zero();
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "c8fb77edf2812c53295ae9dcb987dd716d00a16286ed79a27a099ab1da4c2aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fb77edf2812c53295ae9dcb987dd716d00a16286ed79a27a099ab1da4c2aba", kill_on_drop: false }`
[INFO] [stdout] c8fb77edf2812c53295ae9dcb987dd716d00a16286ed79a27a099ab1da4c2aba