[INFO] crate greeks 0.5.0 is already in cache
[INFO] checking greeks-0.5.0 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate greeks 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate greeks 0.5.0 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate greeks 0.5.0
[INFO] finished tweaking crates.io crate greeks 0.5.0
[INFO] tweaked toml for crates.io crate greeks 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8dadcfc7a13ace009ce487a36971d72846ba109cb301c60a6b4933a4d9cd01a5
[INFO] running `"docker" "start" "-a" "8dadcfc7a13ace009ce487a36971d72846ba109cb301c60a6b4933a4d9cd01a5"`
[INFO] [stderr]     Checking greeks v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/greeks/first.rs:178:24
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/greeks/first.rs:178:24
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mult3 = E.powf((-d1.powf(2.0) / 2.0));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> benches/bench.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let r = b.iter(|| {
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> benches/bench.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let r = b.iter(|| {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "8dadcfc7a13ace009ce487a36971d72846ba109cb301c60a6b4933a4d9cd01a5"`
[INFO] running `"docker" "rm" "-f" "8dadcfc7a13ace009ce487a36971d72846ba109cb301c60a6b4933a4d9cd01a5"`
[INFO] [stdout] 8dadcfc7a13ace009ce487a36971d72846ba109cb301c60a6b4933a4d9cd01a5