[INFO] fetching crate fixed-trig 0.1.0...
[INFO] checking fixed-trig-0.1.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate fixed-trig 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fixed-trig 0.1.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 656c7232cbc22ead227ba2f2774ccb4d749738b8dd668bf27093912a7c6eaad9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "656c7232cbc22ead227ba2f2774ccb4d749738b8dd668bf27093912a7c6eaad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "656c7232cbc22ead227ba2f2774ccb4d749738b8dd668bf27093912a7c6eaad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656c7232cbc22ead227ba2f2774ccb4d749738b8dd668bf27093912a7c6eaad9", kill_on_drop: false }`
[INFO] [stdout] 656c7232cbc22ead227ba2f2774ccb4d749738b8dd668bf27093912a7c6eaad9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9ff29d99a9dd6b8cff5fb1853077ff7b32cc9549c8b550653087b0be76704a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c9ff29d99a9dd6b8cff5fb1853077ff7b32cc9549c8b550653087b0be76704a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[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:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut result = T::zero();
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]    --> src/cordic.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut result = T::zero();
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.29s
[INFO] running `Command { std: "docker" "inspect" "c9ff29d99a9dd6b8cff5fb1853077ff7b32cc9549c8b550653087b0be76704a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ff29d99a9dd6b8cff5fb1853077ff7b32cc9549c8b550653087b0be76704a9", kill_on_drop: false }`
[INFO] [stdout] c9ff29d99a9dd6b8cff5fb1853077ff7b32cc9549c8b550653087b0be76704a9