[INFO] updating cached repository mdsherry/ministat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mdsherry/ministat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mdsherry/ministat" "work/ex/beta-1.37-6/sources/1.36.0/gh/mdsherry/ministat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mdsherry/ministat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mdsherry/ministat" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mdsherry/ministat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mdsherry/ministat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f8900b6f6c5a407a9e7f045c2faa830a3c61b382
[INFO] sha for GitHub repo mdsherry/ministat: f8900b6f6c5a407a9e7f045c2faa830a3c61b382
[INFO] validating manifest of mdsherry/ministat 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 mdsherry/ministat 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 mdsherry/ministat
[INFO] finished frobbing mdsherry/ministat
[INFO] frobbed toml for mdsherry/ministat written to work/ex/beta-1.37-6/sources/1.36.0/gh/mdsherry/ministat/Cargo.toml
[INFO] started frobbing mdsherry/ministat
[INFO] finished frobbing mdsherry/ministat
[INFO] frobbed toml for mdsherry/ministat written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mdsherry/ministat/Cargo.toml
[INFO] crate mdsherry/ministat 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing mdsherry/ministat 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mdsherry/ministat:/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] a72ec4059d21246c50d604402139b794cd818b3e41892ed3389fa53d88595022
[INFO] running `"docker" "start" "-a" "a72ec4059d21246c50d604402139b794cd818b3e41892ed3389fa53d88595022"`
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling noisy_float v0.1.4
[INFO] [stderr]    Compiling kahan v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling terminal_size v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling ministat v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `BufReader` is imported redundantly
[INFO] [stderr]   --> src/data.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::io::{BufReader, BufRead};
[INFO] [stderr]    |               --------- the item `BufReader` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 53 |     use std::io::BufReader;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]   --> src/stats.rs:72:35
[INFO] [stderr]    |
[INFO] [stderr] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]   --> src/stats.rs:72:59
[INFO] [stderr]    |
[INFO] [stderr] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.22s
[INFO] running `"docker" "inspect" "a72ec4059d21246c50d604402139b794cd818b3e41892ed3389fa53d88595022"`
[INFO] running `"docker" "rm" "-f" "a72ec4059d21246c50d604402139b794cd818b3e41892ed3389fa53d88595022"`
[INFO] [stdout] a72ec4059d21246c50d604402139b794cd818b3e41892ed3389fa53d88595022
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mdsherry/ministat:/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] 53ed9d2825c5ec69443b423642340f4bb8926df460d420d4f18163e08a9a6dfb
[INFO] running `"docker" "start" "-a" "53ed9d2825c5ec69443b423642340f4bb8926df460d420d4f18163e08a9a6dfb"`
[INFO] [stderr]    Compiling ministat v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `BufReader` is imported redundantly
[INFO] [stderr]   --> src/data.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::io::{BufReader, BufRead};
[INFO] [stderr]    |               --------- the item `BufReader` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 53 |     use std::io::BufReader;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]   --> src/stats.rs:72:35
[INFO] [stderr]    |
[INFO] [stderr] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]   --> src/stats.rs:72:59
[INFO] [stderr]    |
[INFO] [stderr] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "53ed9d2825c5ec69443b423642340f4bb8926df460d420d4f18163e08a9a6dfb"`
[INFO] running `"docker" "rm" "-f" "53ed9d2825c5ec69443b423642340f4bb8926df460d420d4f18163e08a9a6dfb"`
[INFO] [stdout] 53ed9d2825c5ec69443b423642340f4bb8926df460d420d4f18163e08a9a6dfb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mdsherry/ministat:/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] 547dbe5b273ab44c26729d6962391f627a425ede210c462e871ef58f536732b4
[INFO] running `"docker" "start" "-a" "547dbe5b273ab44c26729d6962391f627a425ede210c462e871ef58f536732b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ministat-5504c95122620056
[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" "547dbe5b273ab44c26729d6962391f627a425ede210c462e871ef58f536732b4"`
[INFO] running `"docker" "rm" "-f" "547dbe5b273ab44c26729d6962391f627a425ede210c462e871ef58f536732b4"`
[INFO] [stdout] 547dbe5b273ab44c26729d6962391f627a425ede210c462e871ef58f536732b4