[INFO] cloning repository lhjok/Calc-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/lhjok/Calc-rs.git" "work/cache/sources/gh/lhjok/Calc-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/lhjok/Calc-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/lhjok/Calc-rs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lhjok/Calc-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lhjok/Calc-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lhjok/Calc-rs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lhjok/Calc-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lhjok/Calc-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8aacf91511f44b2299cf1456ec9b7d1ab750be72
[INFO] sha for GitHub repo lhjok/Calc-rs: 8aacf91511f44b2299cf1456ec9b7d1ab750be72
[INFO] validating manifest of lhjok/Calc-rs on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lhjok/Calc-rs on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lhjok/Calc-rs
[INFO] finished frobbing lhjok/Calc-rs
[INFO] frobbed toml for lhjok/Calc-rs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lhjok/Calc-rs/Cargo.toml
[INFO] started frobbing lhjok/Calc-rs
[INFO] finished frobbing lhjok/Calc-rs
[INFO] frobbed toml for lhjok/Calc-rs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/lhjok/Calc-rs/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lhjok/Calc-rs against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/lhjok/Calc-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0264f5ddfd421e6244b7ed8b65d2815c0b3a68e2efc66e4e65c4272202299b00
[INFO] running `"docker" "start" "-a" "0264f5ddfd421e6244b7ed8b65d2815c0b3a68e2efc66e4e65c4272202299b00"`
[INFO] [stderr]     Checking Calc-rs v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `sign` is never read
[INFO] [stderr]    --> src/main.rs:142:33
[INFO] [stderr]     |
[INFO] [stderr] 142 |                                 sign = b'A';
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sign` is never read
[INFO] [stderr]    --> src/main.rs:229:33
[INFO] [stderr]     |
[INFO] [stderr] 229 |                                 sign = b'A';
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/main.rs:249:33
[INFO] [stderr]     |
[INFO] [stderr] 249 |                         let mut res: f64 = 0.0;
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/main.rs:275:33
[INFO] [stderr]     |
[INFO] [stderr] 275 |                         let mut res: f64 = 0.0;
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Calc_rs` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `calc_rs`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sign` is never read
[INFO] [stderr]    --> src/main.rs:142:33
[INFO] [stderr]     |
[INFO] [stderr] 142 |                                 sign = b'A';
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `sign` is never read
[INFO] [stderr]    --> src/main.rs:229:33
[INFO] [stderr]     |
[INFO] [stderr] 229 |                                 sign = b'A';
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/main.rs:249:33
[INFO] [stderr]     |
[INFO] [stderr] 249 |                         let mut res: f64 = 0.0;
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/main.rs:275:33
[INFO] [stderr]     |
[INFO] [stderr] 275 |                         let mut res: f64 = 0.0;
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Calc_rs` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `calc_rs`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "0264f5ddfd421e6244b7ed8b65d2815c0b3a68e2efc66e4e65c4272202299b00"`
[INFO] running `"docker" "rm" "-f" "0264f5ddfd421e6244b7ed8b65d2815c0b3a68e2efc66e4e65c4272202299b00"`
[INFO] [stdout] 0264f5ddfd421e6244b7ed8b65d2815c0b3a68e2efc66e4e65c4272202299b00