[INFO] updating cached repository adamtysonsmith/rust_variables
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adamtysonsmith/rust_variables
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adamtysonsmith/rust_variables" "work/ex/beta-1.38-1/sources/1.37.0/gh/adamtysonsmith/rust_variables"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/adamtysonsmith/rust_variables'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adamtysonsmith/rust_variables" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamtysonsmith/rust_variables"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamtysonsmith/rust_variables'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 472f7c4452a7dad212525681cdba7eded848495a
[INFO] sha for GitHub repo adamtysonsmith/rust_variables: 472f7c4452a7dad212525681cdba7eded848495a
[INFO] validating manifest of adamtysonsmith/rust_variables 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 adamtysonsmith/rust_variables 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 adamtysonsmith/rust_variables
[INFO] finished frobbing adamtysonsmith/rust_variables
[INFO] frobbed toml for adamtysonsmith/rust_variables written to work/ex/beta-1.38-1/sources/1.37.0/gh/adamtysonsmith/rust_variables/Cargo.toml
[INFO] started frobbing adamtysonsmith/rust_variables
[INFO] finished frobbing adamtysonsmith/rust_variables
[INFO] frobbed toml for adamtysonsmith/rust_variables written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/adamtysonsmith/rust_variables/Cargo.toml
[INFO] crate adamtysonsmith/rust_variables 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 adamtysonsmith/rust_variables 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-2/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/adamtysonsmith/rust_variables:/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] f8c862d54e71a439d9cf365b25cdc96eeb568a28017355fd45363df152b65e7e
[INFO] running `"docker" "start" "-a" "f8c862d54e71a439d9cf365b25cdc96eeb568a28017355fd45363df152b65e7e"`
[INFO] [stderr]    Compiling hello_rust v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "f8c862d54e71a439d9cf365b25cdc96eeb568a28017355fd45363df152b65e7e"`
[INFO] running `"docker" "rm" "-f" "f8c862d54e71a439d9cf365b25cdc96eeb568a28017355fd45363df152b65e7e"`
[INFO] [stdout] f8c862d54e71a439d9cf365b25cdc96eeb568a28017355fd45363df152b65e7e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/adamtysonsmith/rust_variables:/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] 812bca51a9aa8a38288c399a29197f9fe51a051f7b05ca5fe6afd4c139bf1f4d
[INFO] running `"docker" "start" "-a" "812bca51a9aa8a38288c399a29197f9fe51a051f7b05ca5fe6afd4c139bf1f4d"`
[INFO] [stderr]    Compiling hello_rust v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "812bca51a9aa8a38288c399a29197f9fe51a051f7b05ca5fe6afd4c139bf1f4d"`
[INFO] running `"docker" "rm" "-f" "812bca51a9aa8a38288c399a29197f9fe51a051f7b05ca5fe6afd4c139bf1f4d"`
[INFO] [stdout] 812bca51a9aa8a38288c399a29197f9fe51a051f7b05ca5fe6afd4c139bf1f4d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/adamtysonsmith/rust_variables:/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] 562892f374f8a2c17eaf08a17288e3011166a764846993a8595b8cf6d0295ab2
[INFO] running `"docker" "start" "-a" "562892f374f8a2c17eaf08a17288e3011166a764846993a8595b8cf6d0295ab2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_rust-5c56c8b94a60f690
[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" "562892f374f8a2c17eaf08a17288e3011166a764846993a8595b8cf6d0295ab2"`
[INFO] running `"docker" "rm" "-f" "562892f374f8a2c17eaf08a17288e3011166a764846993a8595b8cf6d0295ab2"`
[INFO] [stdout] 562892f374f8a2c17eaf08a17288e3011166a764846993a8595b8cf6d0295ab2