[INFO] updating cached repository abdulhannanali/twelve-days-of-christmas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abdulhannanali/twelve-days-of-christmas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abdulhannanali/twelve-days-of-christmas" "work/ex/beta-1.38-1/sources/1.37.0/gh/abdulhannanali/twelve-days-of-christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/abdulhannanali/twelve-days-of-christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abdulhannanali/twelve-days-of-christmas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abdulhannanali/twelve-days-of-christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abdulhannanali/twelve-days-of-christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a0e7a096e7116749890fce5d59615af6dbd8531
[INFO] sha for GitHub repo abdulhannanali/twelve-days-of-christmas: 0a0e7a096e7116749890fce5d59615af6dbd8531
[INFO] validating manifest of abdulhannanali/twelve-days-of-christmas on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of abdulhannanali/twelve-days-of-christmas on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing abdulhannanali/twelve-days-of-christmas
[INFO] finished frobbing abdulhannanali/twelve-days-of-christmas
[INFO] frobbed toml for abdulhannanali/twelve-days-of-christmas written to work/ex/beta-1.38-1/sources/1.37.0/gh/abdulhannanali/twelve-days-of-christmas/Cargo.toml
[INFO] started frobbing abdulhannanali/twelve-days-of-christmas
[INFO] finished frobbing abdulhannanali/twelve-days-of-christmas
[INFO] frobbed toml for abdulhannanali/twelve-days-of-christmas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abdulhannanali/twelve-days-of-christmas/Cargo.toml
[INFO] crate abdulhannanali/twelve-days-of-christmas already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing abdulhannanali/twelve-days-of-christmas against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abdulhannanali/twelve-days-of-christmas:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c878150999a1063db60c8c71047f7e658bdfe40c98e43af754e059c5e18ace08
[INFO] running `"docker" "start" "-a" "c878150999a1063db60c8c71047f7e658bdfe40c98e43af754e059c5e18ace08"`
[INFO] [stderr]    Compiling colored v1.6.0
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling twelve-days-of-christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::io::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use colored::*;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for i in (0..total_surprises) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `"docker" "inspect" "c878150999a1063db60c8c71047f7e658bdfe40c98e43af754e059c5e18ace08"`
[INFO] running `"docker" "rm" "-f" "c878150999a1063db60c8c71047f7e658bdfe40c98e43af754e059c5e18ace08"`
[INFO] [stdout] c878150999a1063db60c8c71047f7e658bdfe40c98e43af754e059c5e18ace08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abdulhannanali/twelve-days-of-christmas:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c7c308cfca1493be03ec1e99147cd6d7d256a16ba5a7df862aa07263172b279f
[INFO] running `"docker" "start" "-a" "c7c308cfca1493be03ec1e99147cd6d7d256a16ba5a7df862aa07263172b279f"`
[INFO] [stderr]    Compiling twelve-days-of-christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::io::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `colored::*`
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use colored::*;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:78:14
[INFO] [stderr]    |
[INFO] [stderr] 78 |     for i in (0..total_surprises) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "c7c308cfca1493be03ec1e99147cd6d7d256a16ba5a7df862aa07263172b279f"`
[INFO] running `"docker" "rm" "-f" "c7c308cfca1493be03ec1e99147cd6d7d256a16ba5a7df862aa07263172b279f"`
[INFO] [stdout] c7c308cfca1493be03ec1e99147cd6d7d256a16ba5a7df862aa07263172b279f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abdulhannanali/twelve-days-of-christmas:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] f8ca24b8f382550aff2244fff387268ad40f75f1e709b2f0b40ae695cde76400
[INFO] running `"docker" "start" "-a" "f8ca24b8f382550aff2244fff387268ad40f75f1e709b2f0b40ae695cde76400"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twelve_days_of_christmas-fb832d4127274ee9
[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" "f8ca24b8f382550aff2244fff387268ad40f75f1e709b2f0b40ae695cde76400"`
[INFO] running `"docker" "rm" "-f" "f8ca24b8f382550aff2244fff387268ad40f75f1e709b2f0b40ae695cde76400"`
[INFO] [stdout] f8ca24b8f382550aff2244fff387268ad40f75f1e709b2f0b40ae695cde76400