[INFO] updating cached repository endaaman/practice-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/endaaman/practice-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/endaaman/practice-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/endaaman/practice-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/endaaman/practice-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/endaaman/practice-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/endaaman/practice-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/endaaman/practice-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff2cf7acb71d698e6715f6d9219308b156c858db
[INFO] sha for GitHub repo endaaman/practice-rust: ff2cf7acb71d698e6715f6d9219308b156c858db
[INFO] validating manifest of endaaman/practice-rust 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 endaaman/practice-rust 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 endaaman/practice-rust
[INFO] finished frobbing endaaman/practice-rust
[INFO] frobbed toml for endaaman/practice-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/endaaman/practice-rust/Cargo.toml
[INFO] started frobbing endaaman/practice-rust
[INFO] finished frobbing endaaman/practice-rust
[INFO] frobbed toml for endaaman/practice-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/endaaman/practice-rust/Cargo.toml
[INFO] crate endaaman/practice-rust 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 endaaman/practice-rust 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/endaaman/practice-rust:/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] a8b31745732a921ccd615b777e82a5966efb6a250a4411a53b43ebfcb5b1385b
[INFO] running `"docker" "start" "-a" "a8b31745732a921ccd615b777e82a5966efb6a250a4411a53b43ebfcb5b1385b"`
[INFO] [stderr]    Compiling practice-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "a8b31745732a921ccd615b777e82a5966efb6a250a4411a53b43ebfcb5b1385b"`
[INFO] running `"docker" "rm" "-f" "a8b31745732a921ccd615b777e82a5966efb6a250a4411a53b43ebfcb5b1385b"`
[INFO] [stdout] a8b31745732a921ccd615b777e82a5966efb6a250a4411a53b43ebfcb5b1385b
[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/endaaman/practice-rust:/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] ecf4873c16154cd8ddadb501521ae69e607b27bdc4f3a9566e5c27604521837f
[INFO] running `"docker" "start" "-a" "ecf4873c16154cd8ddadb501521ae69e607b27bdc4f3a9566e5c27604521837f"`
[INFO] [stderr]    Compiling practice-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "ecf4873c16154cd8ddadb501521ae69e607b27bdc4f3a9566e5c27604521837f"`
[INFO] running `"docker" "rm" "-f" "ecf4873c16154cd8ddadb501521ae69e607b27bdc4f3a9566e5c27604521837f"`
[INFO] [stdout] ecf4873c16154cd8ddadb501521ae69e607b27bdc4f3a9566e5c27604521837f
[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/endaaman/practice-rust:/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] 61041c8f8193e33f454a9c4adafcd3a5d46b3029b483d4529681717ad9980338
[INFO] running `"docker" "start" "-a" "61041c8f8193e33f454a9c4adafcd3a5d46b3029b483d4529681717ad9980338"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-761ca5ae688782f9
[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" "61041c8f8193e33f454a9c4adafcd3a5d46b3029b483d4529681717ad9980338"`
[INFO] running `"docker" "rm" "-f" "61041c8f8193e33f454a9c4adafcd3a5d46b3029b483d4529681717ad9980338"`
[INFO] [stdout] 61041c8f8193e33f454a9c4adafcd3a5d46b3029b483d4529681717ad9980338