[INFO] fetching crate blh 0.3.0...
[INFO] checking blh-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate blh 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate blh 0.3.0 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 blh 0.3.0
[INFO] finished tweaking crates.io crate blh 0.3.0
[INFO] tweaked toml for crates.io crate blh 0.3.0 written to /workspace/builds/worker-3-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 14 packages
[INFO] [stderr]       Adding approx v0.1.1 (latest: v0.5.1)
[INFO] [stderr]       Adding euclid v0.10.5 (latest: v0.22.9)
[INFO] [stderr]       Adding heapsize v0.3.9 (latest: v0.4.2)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding serde v0.8.23 (latest: v1.0.197)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[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 heapsize v0.3.9
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded euclid v0.10.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 744e1c7d74ed9859ddb382a940262affcc3b9356b71bf8e647f5d38d457c76e9
[INFO] running `Command { std: "docker" "start" "-a" "744e1c7d74ed9859ddb382a940262affcc3b9356b71bf8e647f5d38d457c76e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "744e1c7d74ed9859ddb382a940262affcc3b9356b71bf8e647f5d38d457c76e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744e1c7d74ed9859ddb382a940262affcc3b9356b71bf8e647f5d38d457c76e9", kill_on_drop: false }`
[INFO] [stdout] 744e1c7d74ed9859ddb382a940262affcc3b9356b71bf8e647f5d38d457c76e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1836aba43de77f12a2d2db30c8c72f4f9df4fa2d932d89b23913c404ab0dcf07
[INFO] running `Command { std: "docker" "start" "-a" "1836aba43de77f12a2d2db30c8c72f4f9df4fa2d932d89b23913c404ab0dcf07", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling heapsize v0.3.9
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking euclid v0.10.5
[INFO] [stderr]     Checking blh v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate approx;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:208:33
[INFO] [stdout]     |
[INFO] [stdout] 208 |             let hgt = f64::sqrt((x.powi(2) + y.powi(2))) / f64::cos(lat) - pv_rc;
[INFO] [stdout]     |                                 ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 208 -             let hgt = f64::sqrt((x.powi(2) + y.powi(2))) / f64::cos(lat) - pv_rc;
[INFO] [stdout] 208 +             let hgt = f64::sqrt(x.powi(2) + y.powi(2)) / f64::cos(lat) - pv_rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:208:33
[INFO] [stdout]     |
[INFO] [stdout] 208 |             let hgt = f64::sqrt((x.powi(2) + y.powi(2))) / f64::cos(lat) - pv_rc;
[INFO] [stdout]     |                                 ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 208 -             let hgt = f64::sqrt((x.powi(2) + y.powi(2))) / f64::cos(lat) - pv_rc;
[INFO] [stdout] 208 +             let hgt = f64::sqrt(x.powi(2) + y.powi(2)) / f64::cos(lat) - pv_rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RadiansExt` is never used
[INFO] [stdout]   --> src/lib.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | trait RadiansExt<T> {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RadiansExt` is never used
[INFO] [stdout]   --> src/lib.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | trait RadiansExt<T> {
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 5.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: euclid v0.10.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1836aba43de77f12a2d2db30c8c72f4f9df4fa2d932d89b23913c404ab0dcf07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1836aba43de77f12a2d2db30c8c72f4f9df4fa2d932d89b23913c404ab0dcf07", kill_on_drop: false }`
[INFO] [stdout] 1836aba43de77f12a2d2db30c8c72f4f9df4fa2d932d89b23913c404ab0dcf07