[INFO] updating cached repository leftiness/magnifier
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/leftiness/magnifier
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/leftiness/magnifier" "work/ex/beta-1.38-1/sources/1.37.0/gh/leftiness/magnifier"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/leftiness/magnifier'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/leftiness/magnifier" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/leftiness/magnifier"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/leftiness/magnifier'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f6973e2e6c23c610711a21233f645fb13d08e84
[INFO] sha for GitHub repo leftiness/magnifier: 2f6973e2e6c23c610711a21233f645fb13d08e84
[INFO] validating manifest of leftiness/magnifier 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 leftiness/magnifier 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 leftiness/magnifier
[INFO] finished frobbing leftiness/magnifier
[INFO] frobbed toml for leftiness/magnifier written to work/ex/beta-1.38-1/sources/1.37.0/gh/leftiness/magnifier/Cargo.toml
[INFO] started frobbing leftiness/magnifier
[INFO] finished frobbing leftiness/magnifier
[INFO] frobbed toml for leftiness/magnifier written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/leftiness/magnifier/Cargo.toml
[INFO] crate leftiness/magnifier 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 leftiness/magnifier 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-3/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/leftiness/magnifier:/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] 507e5f2262cc160ec0dbf6e9389feea13f2f9d538dcdd2406bb393e9c4f281e4
[INFO] running `"docker" "start" "-a" "507e5f2262cc160ec0dbf6e9389feea13f2f9d538dcdd2406bb393e9c4f281e4"`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling magnifier v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.70s
[INFO] running `"docker" "inspect" "507e5f2262cc160ec0dbf6e9389feea13f2f9d538dcdd2406bb393e9c4f281e4"`
[INFO] running `"docker" "rm" "-f" "507e5f2262cc160ec0dbf6e9389feea13f2f9d538dcdd2406bb393e9c4f281e4"`
[INFO] [stdout] 507e5f2262cc160ec0dbf6e9389feea13f2f9d538dcdd2406bb393e9c4f281e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/leftiness/magnifier:/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] a995c23aad9fe03f7e9499e6f387703bbfd86b58b23f5a31a1f33cef7da54b1f
[INFO] running `"docker" "start" "-a" "a995c23aad9fe03f7e9499e6f387703bbfd86b58b23f5a31a1f33cef7da54b1f"`
[INFO] [stderr]    Compiling magnifier v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "a995c23aad9fe03f7e9499e6f387703bbfd86b58b23f5a31a1f33cef7da54b1f"`
[INFO] running `"docker" "rm" "-f" "a995c23aad9fe03f7e9499e6f387703bbfd86b58b23f5a31a1f33cef7da54b1f"`
[INFO] [stdout] a995c23aad9fe03f7e9499e6f387703bbfd86b58b23f5a31a1f33cef7da54b1f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/leftiness/magnifier:/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] 7a79d8b81c09ce0cdf76cbcec324fa642b094a7d07a00991490befc1c46a0bd5
[INFO] running `"docker" "start" "-a" "7a79d8b81c09ce0cdf76cbcec324fa642b094a7d07a00991490befc1c46a0bd5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/magnifier-67e889fa72266193
[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" "7a79d8b81c09ce0cdf76cbcec324fa642b094a7d07a00991490befc1c46a0bd5"`
[INFO] running `"docker" "rm" "-f" "7a79d8b81c09ce0cdf76cbcec324fa642b094a7d07a00991490befc1c46a0bd5"`
[INFO] [stdout] 7a79d8b81c09ce0cdf76cbcec324fa642b094a7d07a00991490befc1c46a0bd5