[INFO] updating cached repository NoCtrlZ/Rust-Intro
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NoCtrlZ/Rust-Intro
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NoCtrlZ/Rust-Intro" "work/ex/beta-1.38-1/sources/1.37.0/gh/NoCtrlZ/Rust-Intro"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/NoCtrlZ/Rust-Intro'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NoCtrlZ/Rust-Intro" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NoCtrlZ/Rust-Intro"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NoCtrlZ/Rust-Intro'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d32e1185998d2455b0efdaa0567fa5c881e35d74
[INFO] sha for GitHub repo NoCtrlZ/Rust-Intro: d32e1185998d2455b0efdaa0567fa5c881e35d74
[INFO] validating manifest of NoCtrlZ/Rust-Intro 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 NoCtrlZ/Rust-Intro 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 NoCtrlZ/Rust-Intro
[INFO] finished frobbing NoCtrlZ/Rust-Intro
[INFO] frobbed toml for NoCtrlZ/Rust-Intro written to work/ex/beta-1.38-1/sources/1.37.0/gh/NoCtrlZ/Rust-Intro/Cargo.toml
[INFO] started frobbing NoCtrlZ/Rust-Intro
[INFO] finished frobbing NoCtrlZ/Rust-Intro
[INFO] frobbed toml for NoCtrlZ/Rust-Intro written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/NoCtrlZ/Rust-Intro/Cargo.toml
[INFO] crate NoCtrlZ/Rust-Intro 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 NoCtrlZ/Rust-Intro 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NoCtrlZ/Rust-Intro:/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] ac4377fa9e75b2a8530bf79305b654446221212ef8a2c41acb9f866388655de6
[INFO] running `"docker" "start" "-a" "ac4377fa9e75b2a8530bf79305b654446221212ef8a2c41acb9f866388655de6"`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "ac4377fa9e75b2a8530bf79305b654446221212ef8a2c41acb9f866388655de6"`
[INFO] running `"docker" "rm" "-f" "ac4377fa9e75b2a8530bf79305b654446221212ef8a2c41acb9f866388655de6"`
[INFO] [stdout] ac4377fa9e75b2a8530bf79305b654446221212ef8a2c41acb9f866388655de6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NoCtrlZ/Rust-Intro:/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] 25b8032e80f2bc8b90960867b6e5bafa92900325600cb22ae7f8e996e566c59e
[INFO] running `"docker" "start" "-a" "25b8032e80f2bc8b90960867b6e5bafa92900325600cb22ae7f8e996e566c59e"`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "25b8032e80f2bc8b90960867b6e5bafa92900325600cb22ae7f8e996e566c59e"`
[INFO] running `"docker" "rm" "-f" "25b8032e80f2bc8b90960867b6e5bafa92900325600cb22ae7f8e996e566c59e"`
[INFO] [stdout] 25b8032e80f2bc8b90960867b6e5bafa92900325600cb22ae7f8e996e566c59e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/NoCtrlZ/Rust-Intro:/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] fbf1a58a95baa2f531b0657f8071196130f07a682c3c3f5e07d97b1b96fd80a8
[INFO] running `"docker" "start" "-a" "fbf1a58a95baa2f531b0657f8071196130f07a682c3c3f5e07d97b1b96fd80a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello-e416ede7c6fa78fa
[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" "fbf1a58a95baa2f531b0657f8071196130f07a682c3c3f5e07d97b1b96fd80a8"`
[INFO] running `"docker" "rm" "-f" "fbf1a58a95baa2f531b0657f8071196130f07a682c3c3f5e07d97b1b96fd80a8"`
[INFO] [stdout] fbf1a58a95baa2f531b0657f8071196130f07a682c3c3f5e07d97b1b96fd80a8