[INFO] updating cached repository andrewcunnin/rust_demo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/andrewcunnin/rust_demo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/andrewcunnin/rust_demo" "work/ex/beta-1.38-1/sources/1.37.0/gh/andrewcunnin/rust_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/andrewcunnin/rust_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andrewcunnin/rust_demo" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andrewcunnin/rust_demo"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andrewcunnin/rust_demo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1b93c7167391a48545978cce82aa3c7018c16ae8
[INFO] sha for GitHub repo andrewcunnin/rust_demo: 1b93c7167391a48545978cce82aa3c7018c16ae8
[INFO] validating manifest of andrewcunnin/rust_demo 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 andrewcunnin/rust_demo 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 andrewcunnin/rust_demo
[INFO] finished frobbing andrewcunnin/rust_demo
[INFO] frobbed toml for andrewcunnin/rust_demo written to work/ex/beta-1.38-1/sources/1.37.0/gh/andrewcunnin/rust_demo/Cargo.toml
[INFO] started frobbing andrewcunnin/rust_demo
[INFO] finished frobbing andrewcunnin/rust_demo
[INFO] frobbed toml for andrewcunnin/rust_demo written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/andrewcunnin/rust_demo/Cargo.toml
[INFO] crate andrewcunnin/rust_demo 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 andrewcunnin/rust_demo 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/andrewcunnin/rust_demo:/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] 328b9e51e1733f7f16b4be47fe92d204daf591b0c287c2999e18ab822e12e4bd
[INFO] running `"docker" "start" "-a" "328b9e51e1733f7f16b4be47fe92d204daf591b0c287c2999e18ab822e12e4bd"`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling rust_demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.23s
[INFO] running `"docker" "inspect" "328b9e51e1733f7f16b4be47fe92d204daf591b0c287c2999e18ab822e12e4bd"`
[INFO] running `"docker" "rm" "-f" "328b9e51e1733f7f16b4be47fe92d204daf591b0c287c2999e18ab822e12e4bd"`
[INFO] [stdout] 328b9e51e1733f7f16b4be47fe92d204daf591b0c287c2999e18ab822e12e4bd
[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/andrewcunnin/rust_demo:/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] 30da5a322c096e36cd76ab84f04b87bfcca4984d3a65f0202d35c6a6bf810a22
[INFO] running `"docker" "start" "-a" "30da5a322c096e36cd76ab84f04b87bfcca4984d3a65f0202d35c6a6bf810a22"`
[INFO] [stderr]    Compiling rust_demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "30da5a322c096e36cd76ab84f04b87bfcca4984d3a65f0202d35c6a6bf810a22"`
[INFO] running `"docker" "rm" "-f" "30da5a322c096e36cd76ab84f04b87bfcca4984d3a65f0202d35c6a6bf810a22"`
[INFO] [stdout] 30da5a322c096e36cd76ab84f04b87bfcca4984d3a65f0202d35c6a6bf810a22
[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/andrewcunnin/rust_demo:/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] 290d540543ee9f79327af3bf51fe1c8b49b900ac2b77525e4f2d3ccacb23a6db
[INFO] running `"docker" "start" "-a" "290d540543ee9f79327af3bf51fe1c8b49b900ac2b77525e4f2d3ccacb23a6db"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_demo-00c10997f983b0bd
[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" "290d540543ee9f79327af3bf51fe1c8b49b900ac2b77525e4f2d3ccacb23a6db"`
[INFO] running `"docker" "rm" "-f" "290d540543ee9f79327af3bf51fe1c8b49b900ac2b77525e4f2d3ccacb23a6db"`
[INFO] [stdout] 290d540543ee9f79327af3bf51fe1c8b49b900ac2b77525e4f2d3ccacb23a6db