[INFO] updating cached repository felipedamiani/first-steps-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/felipedamiani/first-steps-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/felipedamiani/first-steps-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/felipedamiani/first-steps-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/felipedamiani/first-steps-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/felipedamiani/first-steps-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/felipedamiani/first-steps-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/felipedamiani/first-steps-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 403fcd52c630e05b8373e32b393a3b3553cf1ce3
[INFO] sha for GitHub repo felipedamiani/first-steps-rust: 403fcd52c630e05b8373e32b393a3b3553cf1ce3
[INFO] validating manifest of felipedamiani/first-steps-rust 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 felipedamiani/first-steps-rust 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 felipedamiani/first-steps-rust
[INFO] finished frobbing felipedamiani/first-steps-rust
[INFO] frobbed toml for felipedamiani/first-steps-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/felipedamiani/first-steps-rust/Cargo.toml
[INFO] started frobbing felipedamiani/first-steps-rust
[INFO] finished frobbing felipedamiani/first-steps-rust
[INFO] frobbed toml for felipedamiani/first-steps-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/felipedamiani/first-steps-rust/Cargo.toml
[INFO] crate felipedamiani/first-steps-rust 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing felipedamiani/first-steps-rust 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-6/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/felipedamiani/first-steps-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c61be94521778f2497a2244265b1d5288a948e27cb598292861894c04c736bab
[INFO] running `"docker" "start" "-a" "c61be94521778f2497a2244265b1d5288a948e27cb598292861894c04c736bab"`
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling ferris-says v0.1.1
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "c61be94521778f2497a2244265b1d5288a948e27cb598292861894c04c736bab"`
[INFO] running `"docker" "rm" "-f" "c61be94521778f2497a2244265b1d5288a948e27cb598292861894c04c736bab"`
[INFO] [stdout] c61be94521778f2497a2244265b1d5288a948e27cb598292861894c04c736bab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/felipedamiani/first-steps-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] da8f1f35c973365d8c2a4103174bca7d917ba410b70b9beb39f28044f3c897cb
[INFO] running `"docker" "start" "-a" "da8f1f35c973365d8c2a4103174bca7d917ba410b70b9beb39f28044f3c897cb"`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "da8f1f35c973365d8c2a4103174bca7d917ba410b70b9beb39f28044f3c897cb"`
[INFO] running `"docker" "rm" "-f" "da8f1f35c973365d8c2a4103174bca7d917ba410b70b9beb39f28044f3c897cb"`
[INFO] [stdout] da8f1f35c973365d8c2a4103174bca7d917ba410b70b9beb39f28044f3c897cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/felipedamiani/first-steps-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6564a778a2d92fb7365e466e492ee70c1f93fea50dbc2f3b45ca36bf24aecf79
[INFO] running `"docker" "start" "-a" "6564a778a2d92fb7365e466e492ee70c1f93fea50dbc2f3b45ca36bf24aecf79"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_rust-74e4cab0d34bb591
[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" "6564a778a2d92fb7365e466e492ee70c1f93fea50dbc2f3b45ca36bf24aecf79"`
[INFO] running `"docker" "rm" "-f" "6564a778a2d92fb7365e466e492ee70c1f93fea50dbc2f3b45ca36bf24aecf79"`
[INFO] [stdout] 6564a778a2d92fb7365e466e492ee70c1f93fea50dbc2f3b45ca36bf24aecf79