[INFO] updating cached repository jakubdibala/gf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jakubdibala/gf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jakubdibala/gf" "work/ex/beta-1.38-1/sources/1.37.0/gh/jakubdibala/gf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jakubdibala/gf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jakubdibala/gf" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jakubdibala/gf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jakubdibala/gf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 174dfcf428295a7f06a23b1605d493f5a52095d1
[INFO] sha for GitHub repo jakubdibala/gf: 174dfcf428295a7f06a23b1605d493f5a52095d1
[INFO] validating manifest of jakubdibala/gf 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 jakubdibala/gf 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 jakubdibala/gf
[INFO] finished frobbing jakubdibala/gf
[INFO] frobbed toml for jakubdibala/gf written to work/ex/beta-1.38-1/sources/1.37.0/gh/jakubdibala/gf/Cargo.toml
[INFO] started frobbing jakubdibala/gf
[INFO] finished frobbing jakubdibala/gf
[INFO] frobbed toml for jakubdibala/gf written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jakubdibala/gf/Cargo.toml
[INFO] crate jakubdibala/gf 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 jakubdibala/gf against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubdibala/gf:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9152209b7239fd3bcd6d11b7824f5aebd855079544a61c32f22350838aef6c0c
[INFO] running `"docker" "start" "-a" "9152209b7239fd3bcd6d11b7824f5aebd855079544a61c32f22350838aef6c0c"`
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling cmake v0.1.33
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.10
[INFO] [stderr]    Compiling libgit2-sys v0.7.7
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling gf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use clap::{Arg, App, SubCommand};
[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:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
[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: struct is never constructed: `Branch`
[INFO] [stderr]  --> src/repository.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Branch {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `branch_list`
[INFO] [stderr]   --> src/repository.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `current_branch`
[INFO] [stderr]   --> src/repository.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn current_branch(r: git2::Repository) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 48s
[INFO] running `"docker" "inspect" "9152209b7239fd3bcd6d11b7824f5aebd855079544a61c32f22350838aef6c0c"`
[INFO] running `"docker" "rm" "-f" "9152209b7239fd3bcd6d11b7824f5aebd855079544a61c32f22350838aef6c0c"`
[INFO] [stdout] 9152209b7239fd3bcd6d11b7824f5aebd855079544a61c32f22350838aef6c0c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubdibala/gf:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7f40768522491a37dfa7afda278f786076361a48fb6f67cd7b2dacdb004888ab
[INFO] running `"docker" "start" "-a" "7f40768522491a37dfa7afda278f786076361a48fb6f67cd7b2dacdb004888ab"`
[INFO] [stderr]    Compiling gf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use clap::{Arg, App, SubCommand};
[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:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let repo = match git2::Repository::open(Path::new(REPO_PATH)) {
[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: struct is never constructed: `Branch`
[INFO] [stderr]  --> src/repository.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Branch {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `branch_list`
[INFO] [stderr]   --> src/repository.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn branch_list(r: git2::Repository) -> Vec<Branch> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `current_branch`
[INFO] [stderr]   --> src/repository.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn current_branch(r: git2::Repository) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "7f40768522491a37dfa7afda278f786076361a48fb6f67cd7b2dacdb004888ab"`
[INFO] running `"docker" "rm" "-f" "7f40768522491a37dfa7afda278f786076361a48fb6f67cd7b2dacdb004888ab"`
[INFO] [stdout] 7f40768522491a37dfa7afda278f786076361a48fb6f67cd7b2dacdb004888ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jakubdibala/gf:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a779f34d8a2255deb4c5daf47603d8b49765dcc644f18fbe58e19e65ef9830b3
[INFO] running `"docker" "start" "-a" "a779f34d8a2255deb4c5daf47603d8b49765dcc644f18fbe58e19e65ef9830b3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gf-ae03aa39b970de06
[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" "a779f34d8a2255deb4c5daf47603d8b49765dcc644f18fbe58e19e65ef9830b3"`
[INFO] running `"docker" "rm" "-f" "a779f34d8a2255deb4c5daf47603d8b49765dcc644f18fbe58e19e65ef9830b3"`
[INFO] [stdout] a779f34d8a2255deb4c5daf47603d8b49765dcc644f18fbe58e19e65ef9830b3