[INFO] updating cached repository scooter333/rustHolder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scooter333/rustHolder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scooter333/rustHolder" "work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scooter333/rustHolder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scooter333/rustHolder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scooter333/rustHolder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ecca1d33a8dd8f05a40a307d7054cb0a27cae84
[INFO] sha for GitHub repo scooter333/rustHolder: 1ecca1d33a8dd8f05a40a307d7054cb0a27cae84
[INFO] validating manifest of scooter333/rustHolder 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 scooter333/rustHolder 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 scooter333/rustHolder
[INFO] finished frobbing scooter333/rustHolder
[INFO] frobbed toml for scooter333/rustHolder written to work/ex/beta-1.38-1/sources/1.37.0/gh/scooter333/rustHolder/Cargo.toml
[INFO] started frobbing scooter333/rustHolder
[INFO] finished frobbing scooter333/rustHolder
[INFO] frobbed toml for scooter333/rustHolder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/scooter333/rustHolder/Cargo.toml
[INFO] crate scooter333/rustHolder 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 scooter333/rustHolder 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-6/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/scooter333/rustHolder:/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] a9f2828013eda151bfda4433b59689e49f50e60cb3be32e0c31f0a5d0a53e942
[INFO] running `"docker" "start" "-a" "a9f2828013eda151bfda4433b59689e49f50e60cb3be32e0c31f0a5d0a53e942"`
[INFO] [stderr]    Compiling freq v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`
[INFO] [stderr]  --> src/main.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufRead, BufReader, Read, stdin, Write, stdout,};
[INFO] [stderr]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "a9f2828013eda151bfda4433b59689e49f50e60cb3be32e0c31f0a5d0a53e942"`
[INFO] running `"docker" "rm" "-f" "a9f2828013eda151bfda4433b59689e49f50e60cb3be32e0c31f0a5d0a53e942"`
[INFO] [stdout] a9f2828013eda151bfda4433b59689e49f50e60cb3be32e0c31f0a5d0a53e942
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/scooter333/rustHolder:/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] c1639949539f2c31c91820c9439955dccf17e7787e8fed4eb96b23b9d071f43b
[INFO] running `"docker" "start" "-a" "c1639949539f2c31c91820c9439955dccf17e7787e8fed4eb96b23b9d071f43b"`
[INFO] [stderr]    Compiling freq v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`
[INFO] [stderr]  --> src/main.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{BufRead, BufReader, Read, stdin, Write, stdout,};
[INFO] [stderr]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "c1639949539f2c31c91820c9439955dccf17e7787e8fed4eb96b23b9d071f43b"`
[INFO] running `"docker" "rm" "-f" "c1639949539f2c31c91820c9439955dccf17e7787e8fed4eb96b23b9d071f43b"`
[INFO] [stdout] c1639949539f2c31c91820c9439955dccf17e7787e8fed4eb96b23b9d071f43b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/scooter333/rustHolder:/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] 4714cc344d8b4264737fad344f8a1a5c69e6dfc2deda20bef12a228514fd46d4
[INFO] running `"docker" "start" "-a" "4714cc344d8b4264737fad344f8a1a5c69e6dfc2deda20bef12a228514fd46d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/freq-c67f579ef1c1002e
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test count_tests::case_test ... ok
[INFO] [stdout] test count_tests::hello_world_punc_test ... ok
[INFO] [stdout] test count_tests::bad_entry ... ok
[INFO] [stdout] test count_tests::hello_world_test ... ok
[INFO] [stdout] test count_tests::many_word_test ... ok
[INFO] [stdout] test transform_tests::input_punc_hello_world ... ok
[INFO] [stdout] test read_measurements_tests::read_hello_world ... ok
[INFO] [stdout] test write_output_tests::some_data_output ... ok
[INFO] [stdout] test transform_tests::input_hello_world ... ok
[INFO] [stdout] test write_output_tests::no_thing_output ... ok
[INFO] [stdout] test write_output_tests::wrtie_order_output ... ok
[INFO] [stdout] test transform_tests::no_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4714cc344d8b4264737fad344f8a1a5c69e6dfc2deda20bef12a228514fd46d4"`
[INFO] running `"docker" "rm" "-f" "4714cc344d8b4264737fad344f8a1a5c69e6dfc2deda20bef12a228514fd46d4"`
[INFO] [stdout] 4714cc344d8b4264737fad344f8a1a5c69e6dfc2deda20bef12a228514fd46d4