[INFO] updating cached repository kobus1998/git_rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kobus1998/git_rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kobus1998/git_rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/kobus1998/git_rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kobus1998/git_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kobus1998/git_rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kobus1998/git_rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kobus1998/git_rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9e6cc4ac8f0744cb0ab14bc00218b4da5d39a32
[INFO] sha for GitHub repo kobus1998/git_rs: e9e6cc4ac8f0744cb0ab14bc00218b4da5d39a32
[INFO] validating manifest of kobus1998/git_rs 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 kobus1998/git_rs 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 kobus1998/git_rs
[INFO] finished frobbing kobus1998/git_rs
[INFO] frobbed toml for kobus1998/git_rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/kobus1998/git_rs/Cargo.toml
[INFO] started frobbing kobus1998/git_rs
[INFO] finished frobbing kobus1998/git_rs
[INFO] frobbed toml for kobus1998/git_rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kobus1998/git_rs/Cargo.toml
[INFO] crate kobus1998/git_rs 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 kobus1998/git_rs 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-0/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/kobus1998/git_rs:/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] 70468d49c8d7ebf7452ca4095bb65f7b377a0beab64e99a9b554829335ecda0f
[INFO] running `"docker" "start" "-a" "70468d49c8d7ebf7452ca4095bb65f7b377a0beab64e99a9b554829335ecda0f"`
[INFO] [stderr]    Compiling uuid v0.6.3
[INFO] [stderr]    Compiling git_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Repo`
[INFO] [stderr]  --> src/main.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use git::repo::{ Repo, Settings };
[INFO] [stderr]   |                  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let repo = git::repo::Repo::new("test", &settings);
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/git/repo.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     name: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `settings`
[INFO] [stderr]   --> src/git/repo.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     settings: &'a Settings,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `commits`
[INFO] [stderr]   --> src/git/repo.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     commits: Vec<Commit<'a>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `branches`
[INFO] [stderr]   --> src/git/repo.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     branches: Vec<Branch<'a>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `contributors`
[INFO] [stderr]   --> src/git/repo.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     contributors: Vec<Contributor<'a>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]  --> src/git/commit.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     id: Uuid,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `desc`
[INFO] [stderr]  --> src/git/commit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     desc: &'a str
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/git/commit.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(desc: &'a str) -> Commit<'a> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/git/branch.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     name: &'a str
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/git/branch.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn new(name: &'a str) -> Branch<'a> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/git/contributor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     name: &'a str
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/git/contributor.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn new(name: &'a str) -> Contributor<'a> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "70468d49c8d7ebf7452ca4095bb65f7b377a0beab64e99a9b554829335ecda0f"`
[INFO] running `"docker" "rm" "-f" "70468d49c8d7ebf7452ca4095bb65f7b377a0beab64e99a9b554829335ecda0f"`
[INFO] [stdout] 70468d49c8d7ebf7452ca4095bb65f7b377a0beab64e99a9b554829335ecda0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/kobus1998/git_rs:/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] 8fca6024048b84b97868ae0b5bcf2aac6e50ae569d79a237c73c586a308eb237
[INFO] running `"docker" "start" "-a" "8fca6024048b84b97868ae0b5bcf2aac6e50ae569d79a237c73c586a308eb237"`
[INFO] [stderr]    Compiling git_rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Repo`
[INFO] [stderr]  --> src/main.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | use git::repo::{ Repo, Settings };
[INFO] [stderr]   |                  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `repo`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let repo = git::repo::Repo::new("test", &settings);
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_repo`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/git/repo.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     name: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `settings`
[INFO] [stderr]   --> src/git/repo.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     settings: &'a Settings,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `commits`
[INFO] [stderr]   --> src/git/repo.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     commits: Vec<Commit<'a>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `branches`
[INFO] [stderr]   --> src/git/repo.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     branches: Vec<Branch<'a>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `contributors`
[INFO] [stderr]   --> src/git/repo.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     contributors: Vec<Contributor<'a>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]  --> src/git/commit.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     id: Uuid,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `desc`
[INFO] [stderr]  --> src/git/commit.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     desc: &'a str
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/git/commit.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(desc: &'a str) -> Commit<'a> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/git/branch.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     name: &'a str
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/git/branch.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn new(name: &'a str) -> Branch<'a> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]  --> src/git/contributor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     name: &'a str
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/git/contributor.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn new(name: &'a str) -> Contributor<'a> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "8fca6024048b84b97868ae0b5bcf2aac6e50ae569d79a237c73c586a308eb237"`
[INFO] running `"docker" "rm" "-f" "8fca6024048b84b97868ae0b5bcf2aac6e50ae569d79a237c73c586a308eb237"`
[INFO] [stdout] 8fca6024048b84b97868ae0b5bcf2aac6e50ae569d79a237c73c586a308eb237
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/kobus1998/git_rs:/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] 6727f47cf935ee83feb24b30335d0d4bea1ea9332525f9056eacf6c1e1baaac7
[INFO] running `"docker" "start" "-a" "6727f47cf935ee83feb24b30335d0d4bea1ea9332525f9056eacf6c1e1baaac7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/git_rs-b656b15643c3c5e3
[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" "6727f47cf935ee83feb24b30335d0d4bea1ea9332525f9056eacf6c1e1baaac7"`
[INFO] running `"docker" "rm" "-f" "6727f47cf935ee83feb24b30335d0d4bea1ea9332525f9056eacf6c1e1baaac7"`
[INFO] [stdout] 6727f47cf935ee83feb24b30335d0d4bea1ea9332525f9056eacf6c1e1baaac7