[INFO] updating cached repository https://github.com/lhjok/Calc-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8aacf91511f44b2299cf1456ec9b7d1ab750be72
[INFO] testing lhjok/Calc-rs against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flhjok%2FCalc-rs" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lhjok/Calc-rs on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lhjok/Calc-rs
[INFO] finished tweaking git repo https://github.com/lhjok/Calc-rs
[INFO] tweaked toml for git repo https://github.com/lhjok/Calc-rs written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 0f27bab151e85f4892eb973572a4a519fc46da305f110da47bf413b4f25fc602
[INFO] running `"docker" "start" "-a" "0f27bab151e85f4892eb973572a4a519fc46da305f110da47bf413b4f25fc602"`
[INFO] [stderr]    Compiling Calc-rs v1.0.0 (/opt/rustwide/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]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "0f27bab151e85f4892eb973572a4a519fc46da305f110da47bf413b4f25fc602"`
[INFO] running `"docker" "rm" "-f" "0f27bab151e85f4892eb973572a4a519fc46da305f110da47bf413b4f25fc602"`
[INFO] [stdout] 0f27bab151e85f4892eb973572a4a519fc46da305f110da47bf413b4f25fc602
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 137ac19dd5781a893f6ebf0ff441285fa293f7a3b5f1b4c0007e807c9924ad1a
[INFO] running `"docker" "start" "-a" "137ac19dd5781a893f6ebf0ff441285fa293f7a3b5f1b4c0007e807c9924ad1a"`
[INFO] [stderr]    Compiling Calc-rs v1.0.0 (/opt/rustwide/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]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "137ac19dd5781a893f6ebf0ff441285fa293f7a3b5f1b4c0007e807c9924ad1a"`
[INFO] running `"docker" "rm" "-f" "137ac19dd5781a893f6ebf0ff441285fa293f7a3b5f1b4c0007e807c9924ad1a"`
[INFO] [stdout] 137ac19dd5781a893f6ebf0ff441285fa293f7a3b5f1b4c0007e807c9924ad1a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 6801109fe83e1eb457c3a961b7059c8eb9708314b1c38eeb5e523bc6cbb811a5
[INFO] running `"docker" "start" "-a" "6801109fe83e1eb457c3a961b7059c8eb9708314b1c38eeb5e523bc6cbb811a5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/Calc_rs-9b85c0711877b652
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6801109fe83e1eb457c3a961b7059c8eb9708314b1c38eeb5e523bc6cbb811a5"`
[INFO] running `"docker" "rm" "-f" "6801109fe83e1eb457c3a961b7059c8eb9708314b1c38eeb5e523bc6cbb811a5"`
[INFO] [stdout] 6801109fe83e1eb457c3a961b7059c8eb9708314b1c38eeb5e523bc6cbb811a5