[INFO] crate dotenv-shell 1.0.1 is already in cache
[INFO] extracting crate dotenv-shell 1.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/dotenv-shell/1.0.1
[INFO] extracting crate dotenv-shell 1.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotenv-shell/1.0.1
[INFO] validating manifest of dotenv-shell-1.0.1 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 dotenv-shell-1.0.1 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 dotenv-shell-1.0.1
[INFO] finished frobbing dotenv-shell-1.0.1
[INFO] frobbed toml for dotenv-shell-1.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dotenv-shell/1.0.1/Cargo.toml
[INFO] started frobbing dotenv-shell-1.0.1
[INFO] finished frobbing dotenv-shell-1.0.1
[INFO] frobbed toml for dotenv-shell-1.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotenv-shell/1.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 dotenv-shell-1.0.1 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotenv-shell/1.0.1:/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] 7675795222a4cad95b35d046beb29116329f3b5694f2d6186c509509d633b45d
[INFO] running `"docker" "start" "-a" "7675795222a4cad95b35d046beb29116329f3b5694f2d6186c509509d633b45d"`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling dotenv v0.8.0
[INFO] [stderr]    Compiling dotenv-shell v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `libc::c_char`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use libc::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.91s
[INFO] running `"docker" "inspect" "7675795222a4cad95b35d046beb29116329f3b5694f2d6186c509509d633b45d"`
[INFO] running `"docker" "rm" "-f" "7675795222a4cad95b35d046beb29116329f3b5694f2d6186c509509d633b45d"`
[INFO] [stdout] 7675795222a4cad95b35d046beb29116329f3b5694f2d6186c509509d633b45d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotenv-shell/1.0.1:/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] 30d724750d192b4da136359e853dee230ba893febf050a72c025dbae79142534
[INFO] running `"docker" "start" "-a" "30d724750d192b4da136359e853dee230ba893febf050a72c025dbae79142534"`
[INFO] [stderr]    Compiling dotenv-shell v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `libc::c_char`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use libc::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "30d724750d192b4da136359e853dee230ba893febf050a72c025dbae79142534"`
[INFO] running `"docker" "rm" "-f" "30d724750d192b4da136359e853dee230ba893febf050a72c025dbae79142534"`
[INFO] [stdout] 30d724750d192b4da136359e853dee230ba893febf050a72c025dbae79142534
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotenv-shell/1.0.1:/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] e4b15dda0812de96ed767db5ab2490295eb5bc9f7f89506f3c6e786046c731ed
[INFO] running `"docker" "start" "-a" "e4b15dda0812de96ed767db5ab2490295eb5bc9f7f89506f3c6e786046c731ed"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dotenv_shell-b4c5ada675ac9818
[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" "e4b15dda0812de96ed767db5ab2490295eb5bc9f7f89506f3c6e786046c731ed"`
[INFO] running `"docker" "rm" "-f" "e4b15dda0812de96ed767db5ab2490295eb5bc9f7f89506f3c6e786046c731ed"`
[INFO] [stdout] e4b15dda0812de96ed767db5ab2490295eb5bc9f7f89506f3c6e786046c731ed