[INFO] updating cached repository larryschirmer/rust-basics
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/larryschirmer/rust-basics
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/larryschirmer/rust-basics" "work/ex/beta-1.38-1/sources/1.37.0/gh/larryschirmer/rust-basics"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/larryschirmer/rust-basics'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/larryschirmer/rust-basics" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/larryschirmer/rust-basics"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/larryschirmer/rust-basics'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b7ce848770cc419fa16ea3092991b0832c441206
[INFO] sha for GitHub repo larryschirmer/rust-basics: b7ce848770cc419fa16ea3092991b0832c441206
[INFO] validating manifest of larryschirmer/rust-basics 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 larryschirmer/rust-basics 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 larryschirmer/rust-basics
[INFO] finished frobbing larryschirmer/rust-basics
[INFO] frobbed toml for larryschirmer/rust-basics written to work/ex/beta-1.38-1/sources/1.37.0/gh/larryschirmer/rust-basics/Cargo.toml
[INFO] started frobbing larryschirmer/rust-basics
[INFO] finished frobbing larryschirmer/rust-basics
[INFO] frobbed toml for larryschirmer/rust-basics written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/larryschirmer/rust-basics/Cargo.toml
[INFO] crate larryschirmer/rust-basics 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 larryschirmer/rust-basics 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/larryschirmer/rust-basics:/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] 7b6b581ff9d7b73156326ea8778e619ffb820826ff915ade22d22d95121e208f
[INFO] running `"docker" "start" "-a" "7b6b581ff9d7b73156326ea8778e619ffb820826ff915ade22d22d95121e208f"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "7b6b581ff9d7b73156326ea8778e619ffb820826ff915ade22d22d95121e208f"`
[INFO] running `"docker" "rm" "-f" "7b6b581ff9d7b73156326ea8778e619ffb820826ff915ade22d22d95121e208f"`
[INFO] [stdout] 7b6b581ff9d7b73156326ea8778e619ffb820826ff915ade22d22d95121e208f
[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/larryschirmer/rust-basics:/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] 621999a186ba8e0da99d9c721c7c2ef8615299df583db4146a4b0326a2bd28c8
[INFO] running `"docker" "start" "-a" "621999a186ba8e0da99d9c721c7c2ef8615299df583db4146a4b0326a2bd28c8"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "621999a186ba8e0da99d9c721c7c2ef8615299df583db4146a4b0326a2bd28c8"`
[INFO] running `"docker" "rm" "-f" "621999a186ba8e0da99d9c721c7c2ef8615299df583db4146a4b0326a2bd28c8"`
[INFO] [stdout] 621999a186ba8e0da99d9c721c7c2ef8615299df583db4146a4b0326a2bd28c8
[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/larryschirmer/rust-basics:/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] d7c1094df9061621f023d196d6927a3abba9e9d84c5945b1ad7f36dbef42d8f3
[INFO] running `"docker" "start" "-a" "d7c1094df9061621f023d196d6927a3abba9e9d84c5945b1ad7f36dbef42d8f3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-59eeee757b3cad68
[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" "d7c1094df9061621f023d196d6927a3abba9e9d84c5945b1ad7f36dbef42d8f3"`
[INFO] running `"docker" "rm" "-f" "d7c1094df9061621f023d196d6927a3abba9e9d84c5945b1ad7f36dbef42d8f3"`
[INFO] [stdout] d7c1094df9061621f023d196d6927a3abba9e9d84c5945b1ad7f36dbef42d8f3