[INFO] updating cached repository peterpajchl/cli-code-generator-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/peterpajchl/cli-code-generator-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/peterpajchl/cli-code-generator-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/peterpajchl/cli-code-generator-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/peterpajchl/cli-code-generator-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/peterpajchl/cli-code-generator-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/peterpajchl/cli-code-generator-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/peterpajchl/cli-code-generator-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 037acd67368f2e998551bf354a133d5167e0511a
[INFO] sha for GitHub repo peterpajchl/cli-code-generator-rust: 037acd67368f2e998551bf354a133d5167e0511a
[INFO] validating manifest of peterpajchl/cli-code-generator-rust 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 peterpajchl/cli-code-generator-rust 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 peterpajchl/cli-code-generator-rust
[INFO] finished frobbing peterpajchl/cli-code-generator-rust
[INFO] frobbed toml for peterpajchl/cli-code-generator-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/peterpajchl/cli-code-generator-rust/Cargo.toml
[INFO] started frobbing peterpajchl/cli-code-generator-rust
[INFO] finished frobbing peterpajchl/cli-code-generator-rust
[INFO] frobbed toml for peterpajchl/cli-code-generator-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/peterpajchl/cli-code-generator-rust/Cargo.toml
[INFO] crate peterpajchl/cli-code-generator-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing peterpajchl/cli-code-generator-rust 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/peterpajchl/cli-code-generator-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 859fbb8face771a198cce574a0cc33e2cf502b0cab48178790f06df5c5afc368
[INFO] running `"docker" "start" "-a" "859fbb8face771a198cce574a0cc33e2cf502b0cab48178790f06df5c5afc368"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling crossterm_utils v0.1.0
[INFO] [stderr]    Compiling crossterm_cursor v0.1.0
[INFO] [stderr]    Compiling crossterm_style v0.2.0
[INFO] [stderr]    Compiling crossterm_screen v0.1.0
[INFO] [stderr]    Compiling crossterm_input v0.1.0
[INFO] [stderr]    Compiling crossterm_terminal v0.1.0
[INFO] [stderr]    Compiling crossterm v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling codegen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Attribute`, `Colored`, `Styler`
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crossterm::{Colored, Color, Colorize, Styler, Attribute};
[INFO] [stderr]    |                 ^^^^^^^                   ^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.44s
[INFO] running `"docker" "inspect" "859fbb8face771a198cce574a0cc33e2cf502b0cab48178790f06df5c5afc368"`
[INFO] running `"docker" "rm" "-f" "859fbb8face771a198cce574a0cc33e2cf502b0cab48178790f06df5c5afc368"`
[INFO] [stdout] 859fbb8face771a198cce574a0cc33e2cf502b0cab48178790f06df5c5afc368
[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/peterpajchl/cli-code-generator-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 466e09a0427578a2c3adf18d9a00760f13e8d1f4570674e0f29ba97d5e639272
[INFO] running `"docker" "start" "-a" "466e09a0427578a2c3adf18d9a00760f13e8d1f4570674e0f29ba97d5e639272"`
[INFO] [stderr]    Compiling codegen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Attribute`, `Colored`, `Styler`
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crossterm::{Colored, Color, Colorize, Styler, Attribute};
[INFO] [stderr]    |                 ^^^^^^^                   ^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "466e09a0427578a2c3adf18d9a00760f13e8d1f4570674e0f29ba97d5e639272"`
[INFO] running `"docker" "rm" "-f" "466e09a0427578a2c3adf18d9a00760f13e8d1f4570674e0f29ba97d5e639272"`
[INFO] [stdout] 466e09a0427578a2c3adf18d9a00760f13e8d1f4570674e0f29ba97d5e639272
[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/peterpajchl/cli-code-generator-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 10b3acf7df62de41476e19ed1eac00170944e32cab6f68b5c732a12a4dc2fa1d
[INFO] running `"docker" "start" "-a" "10b3acf7df62de41476e19ed1eac00170944e32cab6f68b5c732a12a4dc2fa1d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/codegen-a8aa502736087649
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::will_generate_alphanumeric_string_of_set_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "10b3acf7df62de41476e19ed1eac00170944e32cab6f68b5c732a12a4dc2fa1d"`
[INFO] running `"docker" "rm" "-f" "10b3acf7df62de41476e19ed1eac00170944e32cab6f68b5c732a12a4dc2fa1d"`
[INFO] [stdout] 10b3acf7df62de41476e19ed1eac00170944e32cab6f68b5c732a12a4dc2fa1d