[INFO] updating cached repository Elgolfin/playground-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Elgolfin/playground-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Elgolfin/playground-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/Elgolfin/playground-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Elgolfin/playground-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Elgolfin/playground-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Elgolfin/playground-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Elgolfin/playground-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4de9c2439e94800c7c0f04d71c1e3750614fa64a
[INFO] sha for GitHub repo Elgolfin/playground-rust: 4de9c2439e94800c7c0f04d71c1e3750614fa64a
[INFO] validating manifest of Elgolfin/playground-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Elgolfin/playground-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Elgolfin/playground-rust
[INFO] finished frobbing Elgolfin/playground-rust
[INFO] frobbed toml for Elgolfin/playground-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/Elgolfin/playground-rust/Cargo.toml
[INFO] started frobbing Elgolfin/playground-rust
[INFO] finished frobbing Elgolfin/playground-rust
[INFO] frobbed toml for Elgolfin/playground-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Elgolfin/playground-rust/Cargo.toml
[INFO] crate Elgolfin/playground-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Elgolfin/playground-rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Elgolfin/playground-rust:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 7b784d1ea0ca5570001f54a45ffd8f1b655905df4fd9965887acab598d7cb7cf
[INFO] running `"docker" "start" "-a" "7b784d1ea0ca5570001f54a45ffd8f1b655905df4fd9965887acab598d7cb7cf"`
[INFO] [stderr]    Compiling playground-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "7b784d1ea0ca5570001f54a45ffd8f1b655905df4fd9965887acab598d7cb7cf"`
[INFO] running `"docker" "rm" "-f" "7b784d1ea0ca5570001f54a45ffd8f1b655905df4fd9965887acab598d7cb7cf"`
[INFO] [stdout] 7b784d1ea0ca5570001f54a45ffd8f1b655905df4fd9965887acab598d7cb7cf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Elgolfin/playground-rust:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ccb7a77cc74d9c7902580c77644b3c12faf2d007c3b15c994fff655a10e64e16
[INFO] running `"docker" "start" "-a" "ccb7a77cc74d9c7902580c77644b3c12faf2d007c3b15c994fff655a10e64e16"`
[INFO] [stderr]    Compiling playground-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "ccb7a77cc74d9c7902580c77644b3c12faf2d007c3b15c994fff655a10e64e16"`
[INFO] running `"docker" "rm" "-f" "ccb7a77cc74d9c7902580c77644b3c12faf2d007c3b15c994fff655a10e64e16"`
[INFO] [stdout] ccb7a77cc74d9c7902580c77644b3c12faf2d007c3b15c994fff655a10e64e16
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Elgolfin/playground-rust:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] c43277810d26cbd219e52dd2c6d8c3a525d94590c32937e5b9c38139917038ed
[INFO] running `"docker" "start" "-a" "c43277810d26cbd219e52dd2c6d8c3a525d94590c32937e5b9c38139917038ed"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/playground_rust-8df4aa6e2308a829
[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" "c43277810d26cbd219e52dd2c6d8c3a525d94590c32937e5b9c38139917038ed"`
[INFO] running `"docker" "rm" "-f" "c43277810d26cbd219e52dd2c6d8c3a525d94590c32937e5b9c38139917038ed"`
[INFO] [stdout] c43277810d26cbd219e52dd2c6d8c3a525d94590c32937e5b9c38139917038ed