[INFO] updating cached repository andy-young/Rust-Tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/andy-young/Rust-Tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/andy-young/Rust-Tutorial" "work/ex/beta-1.38-1/sources/1.37.0/gh/andy-young/Rust-Tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/andy-young/Rust-Tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andy-young/Rust-Tutorial" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andy-young/Rust-Tutorial"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andy-young/Rust-Tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 44f47e06385b8de72729629b6f3e09668126fb66
[INFO] sha for GitHub repo andy-young/Rust-Tutorial: 44f47e06385b8de72729629b6f3e09668126fb66
[INFO] validating manifest of andy-young/Rust-Tutorial 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 andy-young/Rust-Tutorial 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 andy-young/Rust-Tutorial
[INFO] finished frobbing andy-young/Rust-Tutorial
[INFO] frobbed toml for andy-young/Rust-Tutorial written to work/ex/beta-1.38-1/sources/1.37.0/gh/andy-young/Rust-Tutorial/Cargo.toml
[INFO] started frobbing andy-young/Rust-Tutorial
[INFO] finished frobbing andy-young/Rust-Tutorial
[INFO] frobbed toml for andy-young/Rust-Tutorial written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andy-young/Rust-Tutorial/Cargo.toml
[INFO] crate andy-young/Rust-Tutorial 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 andy-young/Rust-Tutorial 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/andy-young/Rust-Tutorial:/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] 4535517ca7f7361a8f260029d4202c1c52a8d7a8b344a77b4126adf14284bdb4
[INFO] running `"docker" "start" "-a" "4535517ca7f7361a8f260029d4202c1c52a8d7a8b344a77b4126adf14284bdb4"`
[INFO] [stderr]    Compiling Rust-Tutorial-DerekBanas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Rust_Tutorial_DerekBanas` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_tutorial_derek_banas`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "4535517ca7f7361a8f260029d4202c1c52a8d7a8b344a77b4126adf14284bdb4"`
[INFO] running `"docker" "rm" "-f" "4535517ca7f7361a8f260029d4202c1c52a8d7a8b344a77b4126adf14284bdb4"`
[INFO] [stdout] 4535517ca7f7361a8f260029d4202c1c52a8d7a8b344a77b4126adf14284bdb4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/andy-young/Rust-Tutorial:/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] 04899a148c101fc1b350ad2a190eecf2ee9b398368f311b74305acd4e2442ca7
[INFO] running `"docker" "start" "-a" "04899a148c101fc1b350ad2a190eecf2ee9b398368f311b74305acd4e2442ca7"`
[INFO] [stderr]    Compiling Rust-Tutorial-DerekBanas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Rust_Tutorial_DerekBanas` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_tutorial_derek_banas`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "04899a148c101fc1b350ad2a190eecf2ee9b398368f311b74305acd4e2442ca7"`
[INFO] running `"docker" "rm" "-f" "04899a148c101fc1b350ad2a190eecf2ee9b398368f311b74305acd4e2442ca7"`
[INFO] [stdout] 04899a148c101fc1b350ad2a190eecf2ee9b398368f311b74305acd4e2442ca7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/andy-young/Rust-Tutorial:/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] 05588a48f57da8a4dc00fc39a1cd6a0a43c3f2ed755cdeade27f82fa9395b728
[INFO] running `"docker" "start" "-a" "05588a48f57da8a4dc00fc39a1cd6a0a43c3f2ed755cdeade27f82fa9395b728"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Rust_Tutorial_DerekBanas-66ef735d634317d0
[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" "05588a48f57da8a4dc00fc39a1cd6a0a43c3f2ed755cdeade27f82fa9395b728"`
[INFO] running `"docker" "rm" "-f" "05588a48f57da8a4dc00fc39a1cd6a0a43c3f2ed755cdeade27f82fa9395b728"`
[INFO] [stdout] 05588a48f57da8a4dc00fc39a1cd6a0a43c3f2ed755cdeade27f82fa9395b728