[INFO] updating cached repository creators/cli.2048.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/creators/cli.2048.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/creators/cli.2048.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/creators/cli.2048.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/creators/cli.2048.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/creators/cli.2048.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0fca597e4145ade4f5d8bc355ce361400eb2e0be
[INFO] sha for GitHub repo creators/cli.2048.rs: 0fca597e4145ade4f5d8bc355ce361400eb2e0be
[INFO] validating manifest of creators/cli.2048.rs 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 creators/cli.2048.rs 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 creators/cli.2048.rs
[INFO] finished frobbing creators/cli.2048.rs
[INFO] frobbed toml for creators/cli.2048.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs/Cargo.toml
[INFO] started frobbing creators/cli.2048.rs
[INFO] finished frobbing creators/cli.2048.rs
[INFO] frobbed toml for creators/cli.2048.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/creators/cli.2048.rs/Cargo.toml
[INFO] crate creators/cli.2048.rs 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs/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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 creators/cli.2048.rs 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs:/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] d19a2e3afeb94bd67fe14a13b9fc8388a998ce58cb6ca86db6a09e7ac05cb48e
[INFO] running `"docker" "start" "-a" "d19a2e3afeb94bd67fe14a13b9fc8388a998ce58cb6ca86db6a09e7ac05cb48e"`
[INFO] [stderr]    Compiling 2048 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "d19a2e3afeb94bd67fe14a13b9fc8388a998ce58cb6ca86db6a09e7ac05cb48e"`
[INFO] running `"docker" "rm" "-f" "d19a2e3afeb94bd67fe14a13b9fc8388a998ce58cb6ca86db6a09e7ac05cb48e"`
[INFO] [stdout] d19a2e3afeb94bd67fe14a13b9fc8388a998ce58cb6ca86db6a09e7ac05cb48e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs:/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] 8c2337eb5bd62e7970570650618ad66f5e44d899c5e1081935efcfa6198f9b38
[INFO] running `"docker" "start" "-a" "8c2337eb5bd62e7970570650618ad66f5e44d899c5e1081935efcfa6198f9b38"`
[INFO] [stderr]    Compiling 2048 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "8c2337eb5bd62e7970570650618ad66f5e44d899c5e1081935efcfa6198f9b38"`
[INFO] running `"docker" "rm" "-f" "8c2337eb5bd62e7970570650618ad66f5e44d899c5e1081935efcfa6198f9b38"`
[INFO] [stdout] 8c2337eb5bd62e7970570650618ad66f5e44d899c5e1081935efcfa6198f9b38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/creators/cli.2048.rs:/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] 86e1ba16decada5d89da08587ff0c473e099281d6d9a0814801ec30ba5f49408
[INFO] running `"docker" "start" "-a" "86e1ba16decada5d89da08587ff0c473e099281d6d9a0814801ec30ba5f49408"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/2048-4a197de0b7a94752
[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" "86e1ba16decada5d89da08587ff0c473e099281d6d9a0814801ec30ba5f49408"`
[INFO] running `"docker" "rm" "-f" "86e1ba16decada5d89da08587ff0c473e099281d6d9a0814801ec30ba5f49408"`
[INFO] [stdout] 86e1ba16decada5d89da08587ff0c473e099281d6d9a0814801ec30ba5f49408