[INFO] updating cached repository PiotrTrzpil/rust-sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PiotrTrzpil/rust-sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PiotrTrzpil/rust-sandbox" "work/ex/beta-1.38-1/sources/1.37.0/gh/PiotrTrzpil/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PiotrTrzpil/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PiotrTrzpil/rust-sandbox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PiotrTrzpil/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PiotrTrzpil/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f27f71da89db1522cd3ae7cfda835a022249a388
[INFO] sha for GitHub repo PiotrTrzpil/rust-sandbox: f27f71da89db1522cd3ae7cfda835a022249a388
[INFO] validating manifest of PiotrTrzpil/rust-sandbox 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 PiotrTrzpil/rust-sandbox 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 PiotrTrzpil/rust-sandbox
[INFO] finished frobbing PiotrTrzpil/rust-sandbox
[INFO] frobbed toml for PiotrTrzpil/rust-sandbox written to work/ex/beta-1.38-1/sources/1.37.0/gh/PiotrTrzpil/rust-sandbox/Cargo.toml
[INFO] started frobbing PiotrTrzpil/rust-sandbox
[INFO] finished frobbing PiotrTrzpil/rust-sandbox
[INFO] frobbed toml for PiotrTrzpil/rust-sandbox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PiotrTrzpil/rust-sandbox/Cargo.toml
[INFO] crate PiotrTrzpil/rust-sandbox 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PiotrTrzpil/rust-sandbox/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 PiotrTrzpil/rust-sandbox 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/PiotrTrzpil/rust-sandbox:/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] 6dc2b14f320840c162c90f4a4069c9986cfe65a08f8dadaf9d1211715159d89d
[INFO] running `"docker" "start" "-a" "6dc2b14f320840c162c90f4a4069c9986cfe65a08f8dadaf9d1211715159d89d"`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "6dc2b14f320840c162c90f4a4069c9986cfe65a08f8dadaf9d1211715159d89d"`
[INFO] running `"docker" "rm" "-f" "6dc2b14f320840c162c90f4a4069c9986cfe65a08f8dadaf9d1211715159d89d"`
[INFO] [stdout] 6dc2b14f320840c162c90f4a4069c9986cfe65a08f8dadaf9d1211715159d89d
[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/PiotrTrzpil/rust-sandbox:/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] 71c322807724f69a92e0f267b2e45a9427984fb5514456cb80f9b9fe0acd9e63
[INFO] running `"docker" "start" "-a" "71c322807724f69a92e0f267b2e45a9427984fb5514456cb80f9b9fe0acd9e63"`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "71c322807724f69a92e0f267b2e45a9427984fb5514456cb80f9b9fe0acd9e63"`
[INFO] running `"docker" "rm" "-f" "71c322807724f69a92e0f267b2e45a9427984fb5514456cb80f9b9fe0acd9e63"`
[INFO] [stdout] 71c322807724f69a92e0f267b2e45a9427984fb5514456cb80f9b9fe0acd9e63
[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/PiotrTrzpil/rust-sandbox:/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] 3b635421362e85489618debffc15418046e5b146020d48f5ea1ee6a28ba34345
[INFO] running `"docker" "start" "-a" "3b635421362e85489618debffc15418046e5b146020d48f5ea1ee6a28ba34345"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_tutorial-0a268854b81454c0
[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" "3b635421362e85489618debffc15418046e5b146020d48f5ea1ee6a28ba34345"`
[INFO] running `"docker" "rm" "-f" "3b635421362e85489618debffc15418046e5b146020d48f5ea1ee6a28ba34345"`
[INFO] [stdout] 3b635421362e85489618debffc15418046e5b146020d48f5ea1ee6a28ba34345