[INFO] updating cached repository maciejhirsz/tiny-qr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maciejhirsz/tiny-qr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maciejhirsz/tiny-qr" "work/ex/beta-1.38-1/sources/1.37.0/gh/maciejhirsz/tiny-qr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/maciejhirsz/tiny-qr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maciejhirsz/tiny-qr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maciejhirsz/tiny-qr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maciejhirsz/tiny-qr 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 maciejhirsz/tiny-qr
[INFO] finished frobbing maciejhirsz/tiny-qr
[INFO] frobbed toml for maciejhirsz/tiny-qr written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 maciejhirsz/tiny-qr 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2980777eb5d0542a58753ae4306f999b73c30c158bdbe0dfb0b62f208630396c
[INFO] running `"docker" "start" "-a" "2980777eb5d0542a58753ae4306f999b73c30c158bdbe0dfb0b62f208630396c"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.48
[INFO] [stderr]    Compiling bumpalo v2.5.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling wee_alloc v0.4.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.48
[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 32.04s
[INFO] running `"docker" "inspect" "2980777eb5d0542a58753ae4306f999b73c30c158bdbe0dfb0b62f208630396c"`
[INFO] running `"docker" "rm" "-f" "2980777eb5d0542a58753ae4306f999b73c30c158bdbe0dfb0b62f208630396c"`
[INFO] [stdout] 2980777eb5d0542a58753ae4306f999b73c30c158bdbe0dfb0b62f208630396c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0481a4216f685a591071ba5bdece71de35b3acda19dd35107e016a1db46780a5
[INFO] running `"docker" "start" "-a" "0481a4216f685a591071ba5bdece71de35b3acda19dd35107e016a1db46780a5"`
[INFO] [stderr]    Compiling tiny-qr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "0481a4216f685a591071ba5bdece71de35b3acda19dd35107e016a1db46780a5"`
[INFO] running `"docker" "rm" "-f" "0481a4216f685a591071ba5bdece71de35b3acda19dd35107e016a1db46780a5"`
[INFO] [stdout] 0481a4216f685a591071ba5bdece71de35b3acda19dd35107e016a1db46780a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] aca2f0f282dccf412b2cb98952d3104dbaaf50e631f0a522789fb14b1b6e1e49
[INFO] running `"docker" "start" "-a" "aca2f0f282dccf412b2cb98952d3104dbaaf50e631f0a522789fb14b1b6e1e49"`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tiny_qr-493863ee8118c1d8
[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" "aca2f0f282dccf412b2cb98952d3104dbaaf50e631f0a522789fb14b1b6e1e49"`
[INFO] running `"docker" "rm" "-f" "aca2f0f282dccf412b2cb98952d3104dbaaf50e631f0a522789fb14b1b6e1e49"`
[INFO] [stdout] aca2f0f282dccf412b2cb98952d3104dbaaf50e631f0a522789fb14b1b6e1e49