[INFO] updating cached repository ibabushkin/bartender
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ibabushkin/bartender
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ibabushkin/bartender" "work/ex/beta-1.37-6/sources/1.36.0/gh/ibabushkin/bartender"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ibabushkin/bartender'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ibabushkin/bartender" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibabushkin/bartender"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibabushkin/bartender'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9db09721eec44739474a775d61a25ba8ce079642
[INFO] sha for GitHub repo ibabushkin/bartender: 9db09721eec44739474a775d61a25ba8ce079642
[INFO] validating manifest of ibabushkin/bartender on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ibabushkin/bartender on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ibabushkin/bartender
[INFO] finished frobbing ibabushkin/bartender
[INFO] frobbed toml for ibabushkin/bartender written to work/ex/beta-1.37-6/sources/1.36.0/gh/ibabushkin/bartender/Cargo.toml
[INFO] started frobbing ibabushkin/bartender
[INFO] finished frobbing ibabushkin/bartender
[INFO] frobbed toml for ibabushkin/bartender written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibabushkin/bartender/Cargo.toml
[INFO] crate ibabushkin/bartender already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ibabushkin/bartender against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibabushkin/bartender:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2dd016e1b7bbc9e7842a832a041aaba067ba7f435ac09e78a71beb9e415bfcc9
[INFO] running `"docker" "start" "-a" "2dd016e1b7bbc9e7842a832a041aaba067ba7f435ac09e78a71beb9e415bfcc9"`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling serde v1.0.19
[INFO] [stderr]    Compiling getopts v0.2.15
[INFO] [stderr]    Compiling mustache v0.8.2
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.15/src/lib.rs:1033:33
[INFO] [stderr]      |
[INFO] [stderr] 978  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 982  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1034 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling bartender v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:72:35
[INFO] [stderr]    |
[INFO] [stderr] 72 |     } else if let Some(mut dir) = env::home_dir() {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/bartender.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::env::home_dir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/bartender.rs:228:28
[INFO] [stderr]     |
[INFO] [stderr] 228 |         if let Some(dir) = home_dir() {
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pledge_promise`
[INFO] [stderr]   --> src/main.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn pledge_promise() {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.16s
[INFO] running `"docker" "inspect" "2dd016e1b7bbc9e7842a832a041aaba067ba7f435ac09e78a71beb9e415bfcc9"`
[INFO] running `"docker" "rm" "-f" "2dd016e1b7bbc9e7842a832a041aaba067ba7f435ac09e78a71beb9e415bfcc9"`
[INFO] [stdout] 2dd016e1b7bbc9e7842a832a041aaba067ba7f435ac09e78a71beb9e415bfcc9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibabushkin/bartender:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1014c00995b63156d77270147b07fdbe1ffdf8e4deea0441aa0f333c27266dcb
[INFO] running `"docker" "start" "-a" "1014c00995b63156d77270147b07fdbe1ffdf8e4deea0441aa0f333c27266dcb"`
[INFO] [stderr]    Compiling bartender v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:72:35
[INFO] [stderr]    |
[INFO] [stderr] 72 |     } else if let Some(mut dir) = env::home_dir() {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/bartender.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::env::home_dir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/bartender.rs:228:28
[INFO] [stderr]     |
[INFO] [stderr] 228 |         if let Some(dir) = home_dir() {
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pledge_promise`
[INFO] [stderr]   --> src/main.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn pledge_promise() {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "1014c00995b63156d77270147b07fdbe1ffdf8e4deea0441aa0f333c27266dcb"`
[INFO] running `"docker" "rm" "-f" "1014c00995b63156d77270147b07fdbe1ffdf8e4deea0441aa0f333c27266dcb"`
[INFO] [stdout] 1014c00995b63156d77270147b07fdbe1ffdf8e4deea0441aa0f333c27266dcb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ibabushkin/bartender:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 292539878bf4dcce5197ceb25e81dff20ff10fb26e3d9d484d8a1ecd103f2289
[INFO] running `"docker" "start" "-a" "292539878bf4dcce5197ceb25e81dff20ff10fb26e3d9d484d8a1ecd103f2289"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bartender-48ad12750377aa66
[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" "292539878bf4dcce5197ceb25e81dff20ff10fb26e3d9d484d8a1ecd103f2289"`
[INFO] running `"docker" "rm" "-f" "292539878bf4dcce5197ceb25e81dff20ff10fb26e3d9d484d8a1ecd103f2289"`
[INFO] [stdout] 292539878bf4dcce5197ceb25e81dff20ff10fb26e3d9d484d8a1ecd103f2289