[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/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/jakubdibala/gf"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/jakubdibala/gf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jakubdibala/gf" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/jakubdibala/gf"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/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 master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jakubdibala/gf on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "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/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/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/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/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" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jakubdibala/gf against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-0/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/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=forbid" "-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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0ef01c3c32472ebb0a4e84521a7f99a4b6c45f5fe2830195b5c77ce3318a86f7
[INFO] running `"docker" "start" "-a" "0ef01c3c32472ebb0a4e84521a7f99a4b6c45f5fe2830195b5c77ce3318a86f7"`
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling cmake v0.1.33
[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]     Checking git2 v0.7.5
[INFO] [stderr]     Checking 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 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] 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 42s
[INFO] running `"docker" "inspect" "0ef01c3c32472ebb0a4e84521a7f99a4b6c45f5fe2830195b5c77ce3318a86f7"`
[INFO] running `"docker" "rm" "-f" "0ef01c3c32472ebb0a4e84521a7f99a4b6c45f5fe2830195b5c77ce3318a86f7"`
[INFO] [stdout] 0ef01c3c32472ebb0a4e84521a7f99a4b6c45f5fe2830195b5c77ce3318a86f7