[INFO] updating cached repository rami999999999/Lang_detector_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rami999999999/Lang_detector_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rami999999999/Lang_detector_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/rami999999999/Lang_detector_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rami999999999/Lang_detector_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rami999999999/Lang_detector_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rami999999999/Lang_detector_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rami999999999/Lang_detector_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a118c99d2e1c957da17d2d3bddc4e4d351b76150
[INFO] sha for GitHub repo rami999999999/Lang_detector_rust: a118c99d2e1c957da17d2d3bddc4e4d351b76150
[INFO] validating manifest of rami999999999/Lang_detector_rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rami999999999/Lang_detector_rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rami999999999/Lang_detector_rust
[INFO] finished frobbing rami999999999/Lang_detector_rust
[INFO] frobbed toml for rami999999999/Lang_detector_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/rami999999999/Lang_detector_rust/Cargo.toml
[INFO] started frobbing rami999999999/Lang_detector_rust
[INFO] finished frobbing rami999999999/Lang_detector_rust
[INFO] frobbed toml for rami999999999/Lang_detector_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rami999999999/Lang_detector_rust/Cargo.toml
[INFO] crate rami999999999/Lang_detector_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rami999999999/Lang_detector_rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rami999999999/Lang_detector_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 589458a8ff94aed722eef7b8e1ba6f32d1e2c30493b575cbc4ebf4b77059e087
[INFO] running `"docker" "start" "-a" "589458a8ff94aed722eef7b8e1ba6f32d1e2c30493b575cbc4ebf4b77059e087"`
[INFO] [stderr]    Compiling lang_detector_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:87:14
[INFO] [stderr]    |
[INFO] [stderr] 87 |     for i in (0 .. capacity){
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pt_total` is never read
[INFO] [stderr]    --> src/main.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |     let mut pt_total=0.0;
[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 `es_total` is never read
[INFO] [stderr]    --> src/main.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |     let mut es_total=0.0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `fr_total` is never read
[INFO] [stderr]    --> src/main.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let mut fr_total=0.0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         io::stdin().read_line(&mut program_input);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "589458a8ff94aed722eef7b8e1ba6f32d1e2c30493b575cbc4ebf4b77059e087"`
[INFO] running `"docker" "rm" "-f" "589458a8ff94aed722eef7b8e1ba6f32d1e2c30493b575cbc4ebf4b77059e087"`
[INFO] [stdout] 589458a8ff94aed722eef7b8e1ba6f32d1e2c30493b575cbc4ebf4b77059e087
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rami999999999/Lang_detector_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47e32d6fa78b0a083e26000673aca120a27048fa0efebbcc5a63eb6d8727aba6
[INFO] running `"docker" "start" "-a" "47e32d6fa78b0a083e26000673aca120a27048fa0efebbcc5a63eb6d8727aba6"`
[INFO] [stderr]    Compiling lang_detector_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:87:14
[INFO] [stderr]    |
[INFO] [stderr] 87 |     for i in (0 .. capacity){
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pt_total` is never read
[INFO] [stderr]    --> src/main.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |     let mut pt_total=0.0;
[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 `es_total` is never read
[INFO] [stderr]    --> src/main.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |     let mut es_total=0.0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `fr_total` is never read
[INFO] [stderr]    --> src/main.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let mut fr_total=0.0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |         io::stdin().read_line(&mut program_input);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "47e32d6fa78b0a083e26000673aca120a27048fa0efebbcc5a63eb6d8727aba6"`
[INFO] running `"docker" "rm" "-f" "47e32d6fa78b0a083e26000673aca120a27048fa0efebbcc5a63eb6d8727aba6"`
[INFO] [stdout] 47e32d6fa78b0a083e26000673aca120a27048fa0efebbcc5a63eb6d8727aba6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/rami999999999/Lang_detector_rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] bf5d5014e41272545d624d558b0b7bd6231b0b7287507937b29ffe6892ab6358
[INFO] running `"docker" "start" "-a" "bf5d5014e41272545d624d558b0b7bd6231b0b7287507937b29ffe6892ab6358"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lang_detector_rust-2edbbed54b32d484
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bf5d5014e41272545d624d558b0b7bd6231b0b7287507937b29ffe6892ab6358"`
[INFO] running `"docker" "rm" "-f" "bf5d5014e41272545d624d558b0b7bd6231b0b7287507937b29ffe6892ab6358"`
[INFO] [stdout] bf5d5014e41272545d624d558b0b7bd6231b0b7287507937b29ffe6892ab6358