[INFO] fetching crate fixed-trig 0.1.0...
[INFO] checking fixed-trig-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fixed-trig 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate fixed-trig 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages
[INFO] [stderr]       Adding fixed v0.5.7 (latest: v1.27.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed v0.5.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eee0a4d9824951c4f42bb141c88f6802a7e1d1382d7c23a7a9087ff8c22435d
[INFO] running `Command { std: "docker" "start" "-a" "5eee0a4d9824951c4f42bb141c88f6802a7e1d1382d7c23a7a9087ff8c22435d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eee0a4d9824951c4f42bb141c88f6802a7e1d1382d7c23a7a9087ff8c22435d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eee0a4d9824951c4f42bb141c88f6802a7e1d1382d7c23a7a9087ff8c22435d", kill_on_drop: false }`
[INFO] [stdout] 5eee0a4d9824951c4f42bb141c88f6802a7e1d1382d7c23a7a9087ff8c22435d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a251a8015c6275226f2080563554129f70f4d310e558472256b7ff1d5deb6cc4
[INFO] running `Command { std: "docker" "start" "-a" "a251a8015c6275226f2080563554129f70f4d310e558472256b7ff1d5deb6cc4", 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`, `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`, `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: 2 warnings emitted
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "a251a8015c6275226f2080563554129f70f4d310e558472256b7ff1d5deb6cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a251a8015c6275226f2080563554129f70f4d310e558472256b7ff1d5deb6cc4", kill_on_drop: false }`
[INFO] [stdout] a251a8015c6275226f2080563554129f70f4d310e558472256b7ff1d5deb6cc4