[INFO] cloning repository maciejhirsz/tiny-qr
[INFO] running `"git" "clone" "--bare" "git://github.com/maciejhirsz/tiny-qr.git" "work/cache/sources/gh/maciejhirsz/tiny-qr"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/maciejhirsz/tiny-qr'...
[INFO] running `"git" "clone" "work/cache/sources/gh/maciejhirsz/tiny-qr" "work/ex/beta-1.37-6/sources/1.36.0/gh/maciejhirsz/tiny-qr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/maciejhirsz/tiny-qr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maciejhirsz/tiny-qr" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maciejhirsz/tiny-qr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maciejhirsz/tiny-qr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75974f865214301130b57b57d1ba36a51bb94ebf
[INFO] sha for GitHub repo maciejhirsz/tiny-qr: 75974f865214301130b57b57d1ba36a51bb94ebf
[INFO] validating manifest of maciejhirsz/tiny-qr 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 maciejhirsz/tiny-qr 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 maciejhirsz/tiny-qr
[INFO] finished frobbing maciejhirsz/tiny-qr
[INFO] frobbed toml for maciejhirsz/tiny-qr written to work/ex/beta-1.37-6/sources/1.36.0/gh/maciejhirsz/tiny-qr/Cargo.toml
[INFO] started frobbing maciejhirsz/tiny-qr
[INFO] finished frobbing maciejhirsz/tiny-qr
[INFO] frobbed toml for maciejhirsz/tiny-qr written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maciejhirsz/tiny-qr/Cargo.toml
[INFO] crate maciejhirsz/tiny-qr 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing maciejhirsz/tiny-qr 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/gh/maciejhirsz/tiny-qr:/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] 45e4d74e4a99eed9243f80b7b6292b8ddaa409611254cbece49767d03efcd6de
[INFO] running `"docker" "start" "-a" "45e4d74e4a99eed9243f80b7b6292b8ddaa409611254cbece49767d03efcd6de"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.48
[INFO] [stderr]    Compiling bumpalo v2.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.48
[INFO] [stderr]    Compiling wee_alloc v0.4.4
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling qrcodegen v1.5.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling pixelate v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.48
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.48
[INFO] [stderr]    Compiling tiny-qr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.10s
[INFO] running `"docker" "inspect" "45e4d74e4a99eed9243f80b7b6292b8ddaa409611254cbece49767d03efcd6de"`
[INFO] running `"docker" "rm" "-f" "45e4d74e4a99eed9243f80b7b6292b8ddaa409611254cbece49767d03efcd6de"`
[INFO] [stdout] 45e4d74e4a99eed9243f80b7b6292b8ddaa409611254cbece49767d03efcd6de
[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/gh/maciejhirsz/tiny-qr:/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] e78bfd3b20fd929d766000bb685f337a74713ff2d243828c087644d9f028e7a8
[INFO] running `"docker" "start" "-a" "e78bfd3b20fd929d766000bb685f337a74713ff2d243828c087644d9f028e7a8"`
[INFO] [stderr]    Compiling tiny-qr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "e78bfd3b20fd929d766000bb685f337a74713ff2d243828c087644d9f028e7a8"`
[INFO] running `"docker" "rm" "-f" "e78bfd3b20fd929d766000bb685f337a74713ff2d243828c087644d9f028e7a8"`
[INFO] [stdout] e78bfd3b20fd929d766000bb685f337a74713ff2d243828c087644d9f028e7a8
[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/gh/maciejhirsz/tiny-qr:/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] 1bf7727fb72f3ffd48a67b35cea3256674ad2343ed19ffad3ea06cac7a36fb21
[INFO] running `"docker" "start" "-a" "1bf7727fb72f3ffd48a67b35cea3256674ad2343ed19ffad3ea06cac7a36fb21"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tiny_qr-a1a686a70338c2ea
[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] [stderr]    Doc-tests tiny_qr
[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" "1bf7727fb72f3ffd48a67b35cea3256674ad2343ed19ffad3ea06cac7a36fb21"`
[INFO] running `"docker" "rm" "-f" "1bf7727fb72f3ffd48a67b35cea3256674ad2343ed19ffad3ea06cac7a36fb21"`
[INFO] [stdout] 1bf7727fb72f3ffd48a67b35cea3256674ad2343ed19ffad3ea06cac7a36fb21