[INFO] updating cached repository RustExamples/fizzbuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RustExamples/fizzbuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RustExamples/fizzbuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RustExamples/fizzbuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustExamples/fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustExamples/fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 19f47fb2d521f82a9875dbcccc19f28cee1632f0
[INFO] sha for GitHub repo RustExamples/fizzbuzz: 19f47fb2d521f82a9875dbcccc19f28cee1632f0
[INFO] validating manifest of RustExamples/fizzbuzz 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 RustExamples/fizzbuzz 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 RustExamples/fizzbuzz
[INFO] finished frobbing RustExamples/fizzbuzz
[INFO] frobbed toml for RustExamples/fizzbuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/fizzbuzz/Cargo.toml
[INFO] started frobbing RustExamples/fizzbuzz
[INFO] finished frobbing RustExamples/fizzbuzz
[INFO] frobbed toml for RustExamples/fizzbuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RustExamples/fizzbuzz/Cargo.toml
[INFO] crate RustExamples/fizzbuzz 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 RustExamples/fizzbuzz against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/fizzbuzz:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fa04259cda84b3e33a2ab65c0704e7f88d072589abe82febac828e767779926f
[INFO] running `"docker" "start" "-a" "fa04259cda84b3e33a2ab65c0704e7f88d072589abe82febac828e767779926f"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "fa04259cda84b3e33a2ab65c0704e7f88d072589abe82febac828e767779926f"`
[INFO] running `"docker" "rm" "-f" "fa04259cda84b3e33a2ab65c0704e7f88d072589abe82febac828e767779926f"`
[INFO] [stdout] fa04259cda84b3e33a2ab65c0704e7f88d072589abe82febac828e767779926f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/fizzbuzz:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] aa68af5293b92f2a407be05f019dfb275e067ff3f9fc5c48aa0ee79bb1e8912e
[INFO] running `"docker" "start" "-a" "aa68af5293b92f2a407be05f019dfb275e067ff3f9fc5c48aa0ee79bb1e8912e"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "aa68af5293b92f2a407be05f019dfb275e067ff3f9fc5c48aa0ee79bb1e8912e"`
[INFO] running `"docker" "rm" "-f" "aa68af5293b92f2a407be05f019dfb275e067ff3f9fc5c48aa0ee79bb1e8912e"`
[INFO] [stdout] aa68af5293b92f2a407be05f019dfb275e067ff3f9fc5c48aa0ee79bb1e8912e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RustExamples/fizzbuzz:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] c4ef077454320e63940b71356b930aeda52cbf64b230b701a7b9496e9f843179
[INFO] running `"docker" "start" "-a" "c4ef077454320e63940b71356b930aeda52cbf64b230b701a7b9496e9f843179"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fizzbuzz-455ddfa537d37676
[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" "c4ef077454320e63940b71356b930aeda52cbf64b230b701a7b9496e9f843179"`
[INFO] running `"docker" "rm" "-f" "c4ef077454320e63940b71356b930aeda52cbf64b230b701a7b9496e9f843179"`
[INFO] [stdout] c4ef077454320e63940b71356b930aeda52cbf64b230b701a7b9496e9f843179