[INFO] crate fbenv 0.1.5 is already in cache
[INFO] extracting crate fbenv 0.1.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/fbenv/0.1.5
[INFO] extracting crate fbenv 0.1.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fbenv/0.1.5
[INFO] validating manifest of fbenv-0.1.5 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 fbenv-0.1.5 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 fbenv-0.1.5
[INFO] finished frobbing fbenv-0.1.5
[INFO] frobbed toml for fbenv-0.1.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/fbenv/0.1.5/Cargo.toml
[INFO] started frobbing fbenv-0.1.5
[INFO] finished frobbing fbenv-0.1.5
[INFO] frobbed toml for fbenv-0.1.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fbenv/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing fbenv-0.1.5 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-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fbenv/0.1.5:/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] 8c617f268c2e99fe9f475e671068a110f4ebacc468747cfa3d26cb429a00c6bd
[INFO] running `"docker" "start" "-a" "8c617f268c2e99fe9f475e671068a110f4ebacc468747cfa3d26cb429a00c6bd"`
[INFO] [stderr]    Compiling fbenv v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors/mod.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |   fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] 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/config/mod.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |   match env::home_dir() {
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "8c617f268c2e99fe9f475e671068a110f4ebacc468747cfa3d26cb429a00c6bd"`
[INFO] running `"docker" "rm" "-f" "8c617f268c2e99fe9f475e671068a110f4ebacc468747cfa3d26cb429a00c6bd"`
[INFO] [stdout] 8c617f268c2e99fe9f475e671068a110f4ebacc468747cfa3d26cb429a00c6bd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fbenv/0.1.5:/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] 4ad3b3a4748057fdb54b227b17d90179ea09de23b8925ef69e4880559b8ce7a7
[INFO] running `"docker" "start" "-a" "4ad3b3a4748057fdb54b227b17d90179ea09de23b8925ef69e4880559b8ce7a7"`
[INFO] [stderr]    Compiling fbenv v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors/mod.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |   fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] 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/config/mod.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |   match env::home_dir() {
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "4ad3b3a4748057fdb54b227b17d90179ea09de23b8925ef69e4880559b8ce7a7"`
[INFO] running `"docker" "rm" "-f" "4ad3b3a4748057fdb54b227b17d90179ea09de23b8925ef69e4880559b8ce7a7"`
[INFO] [stdout] 4ad3b3a4748057fdb54b227b17d90179ea09de23b8925ef69e4880559b8ce7a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fbenv/0.1.5:/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] 909ea97fe1bf78962bdb00f58499dd5e11d901156f686000f0ef5cb6c25bc6a2
[INFO] running `"docker" "start" "-a" "909ea97fe1bf78962bdb00f58499dd5e11d901156f686000f0ef5cb6c25bc6a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fbenv-b3878832d9f05fcf
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test config::tests::test_parse_from_emtpy_string ... ok
[INFO] [stdout] test config::tests::test_parse_from_string_to_multiple_environments ... ok
[INFO] [stdout] test config::tests::test_parse_from_string_one_environment ... ok
[INFO] [stdout] test config::tests::test_parse_from_string_to_one_environment_ignoring_non_table_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "909ea97fe1bf78962bdb00f58499dd5e11d901156f686000f0ef5cb6c25bc6a2"`
[INFO] running `"docker" "rm" "-f" "909ea97fe1bf78962bdb00f58499dd5e11d901156f686000f0ef5cb6c25bc6a2"`
[INFO] [stdout] 909ea97fe1bf78962bdb00f58499dd5e11d901156f686000f0ef5cb6c25bc6a2