[INFO] crate malloc_buf 1.0.0 is already in cache
[INFO] testing malloc_buf-1.0.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate malloc_buf 1.0.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate malloc_buf 1.0.0 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 malloc_buf 1.0.0
[INFO] finished tweaking crates.io crate malloc_buf 1.0.0
[INFO] tweaked toml for crates.io crate malloc_buf 1.0.0 written to work/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 0d6f35c4ce1f2cd4c1e7bf489e027325d123cb44752a07ca9181bb2c75aabf48
[INFO] running `"docker" "start" "-a" "0d6f35c4ce1f2cd4c1e7bf489e027325d123cb44752a07ca9181bb2c75aabf48"`
[INFO] [stderr]    Compiling malloc_buf v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "0d6f35c4ce1f2cd4c1e7bf489e027325d123cb44752a07ca9181bb2c75aabf48"`
[INFO] running `"docker" "rm" "-f" "0d6f35c4ce1f2cd4c1e7bf489e027325d123cb44752a07ca9181bb2c75aabf48"`
[INFO] [stdout] 0d6f35c4ce1f2cd4c1e7bf489e027325d123cb44752a07ca9181bb2c75aabf48
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 16cd8770a8304e39e3e8228fe4e971145e267c5b51a640781cbcc2149fcc61ed
[INFO] running `"docker" "start" "-a" "16cd8770a8304e39e3e8228fe4e971145e267c5b51a640781cbcc2149fcc61ed"`
[INFO] [stderr]    Compiling malloc_buf v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "16cd8770a8304e39e3e8228fe4e971145e267c5b51a640781cbcc2149fcc61ed"`
[INFO] running `"docker" "rm" "-f" "16cd8770a8304e39e3e8228fe4e971145e267c5b51a640781cbcc2149fcc61ed"`
[INFO] [stdout] 16cd8770a8304e39e3e8228fe4e971145e267c5b51a640781cbcc2149fcc61ed
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] da2c629deb5ce683b7ba4768ec7a5553ae64dcf2131908ed2a5e33890cde3aeb
[INFO] running `"docker" "start" "-a" "da2c629deb5ce683b7ba4768ec7a5553ae64dcf2131908ed2a5e33890cde3aeb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/malloc_buf-33948257b3a43dcd
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_buf ... ok
[INFO] [stdout] test tests::test_drop ... ok
[INFO] [stdout] test tests::test_null_buf ... ok
[INFO] [stdout] test tests::test_single ... ok
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests malloc_buf
[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" "da2c629deb5ce683b7ba4768ec7a5553ae64dcf2131908ed2a5e33890cde3aeb"`
[INFO] running `"docker" "rm" "-f" "da2c629deb5ce683b7ba4768ec7a5553ae64dcf2131908ed2a5e33890cde3aeb"`
[INFO] [stdout] da2c629deb5ce683b7ba4768ec7a5553ae64dcf2131908ed2a5e33890cde3aeb