[INFO] crate concat-string 1.0.1 is already in cache
[INFO] testing concat-string-1.0.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate concat-string 1.0.1 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate concat-string 1.0.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate concat-string 1.0.1
[INFO] finished tweaking crates.io crate concat-string 1.0.1
[INFO] tweaked toml for crates.io crate concat-string 1.0.1 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 06dc064d8504c6b8a72a5da28f49c348c4f2dff1045ce626abed31b0dbbd4377
[INFO] running `"docker" "start" "-a" "06dc064d8504c6b8a72a5da28f49c348c4f2dff1045ce626abed31b0dbbd4377"`
[INFO] [stderr]    Compiling concat-string v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "06dc064d8504c6b8a72a5da28f49c348c4f2dff1045ce626abed31b0dbbd4377"`
[INFO] running `"docker" "rm" "-f" "06dc064d8504c6b8a72a5da28f49c348c4f2dff1045ce626abed31b0dbbd4377"`
[INFO] [stdout] 06dc064d8504c6b8a72a5da28f49c348c4f2dff1045ce626abed31b0dbbd4377
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 00b5098a308fd9d8366cb63e3ee6fe92451a2198452b3df335e79e49dfe03495
[INFO] running `"docker" "start" "-a" "00b5098a308fd9d8366cb63e3ee6fe92451a2198452b3df335e79e49dfe03495"`
[INFO] [stderr]    Compiling concat-string v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "00b5098a308fd9d8366cb63e3ee6fe92451a2198452b3df335e79e49dfe03495"`
[INFO] running `"docker" "rm" "-f" "00b5098a308fd9d8366cb63e3ee6fe92451a2198452b3df335e79e49dfe03495"`
[INFO] [stdout] 00b5098a308fd9d8366cb63e3ee6fe92451a2198452b3df335e79e49dfe03495
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] a054c12783578711c238e4d083dca108969faaa955990fc5f9e24713b3d4fee7
[INFO] running `"docker" "start" "-a" "a054c12783578711c238e4d083dca108969faaa955990fc5f9e24713b3d4fee7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concat_string-7d64541ce4381023
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::concat_string_0_args ... ok
[INFO] [stdout] test tests::concat_string_1_arg ... ok
[INFO] [stdout] test tests::concat_string_str_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests concat-string
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - concat_string (line 61) ... ok
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a054c12783578711c238e4d083dca108969faaa955990fc5f9e24713b3d4fee7"`
[INFO] running `"docker" "rm" "-f" "a054c12783578711c238e4d083dca108969faaa955990fc5f9e24713b3d4fee7"`
[INFO] [stdout] a054c12783578711c238e4d083dca108969faaa955990fc5f9e24713b3d4fee7