[INFO] cloning repository skrobchik/rust-15-puzzle
[INFO] running `"git" "clone" "--bare" "git://github.com/skrobchik/rust-15-puzzle.git" "work/cache/sources/gh/skrobchik/rust-15-puzzle"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/skrobchik/rust-15-puzzle'...
[INFO] running `"git" "clone" "work/cache/sources/gh/skrobchik/rust-15-puzzle" "work/ex/beta-1.37-6/sources/1.36.0/gh/skrobchik/rust-15-puzzle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/skrobchik/rust-15-puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/skrobchik/rust-15-puzzle" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/skrobchik/rust-15-puzzle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/skrobchik/rust-15-puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06b3273dc149a5a0842818dfff449cb1ff313c7d
[INFO] sha for GitHub repo skrobchik/rust-15-puzzle: 06b3273dc149a5a0842818dfff449cb1ff313c7d
[INFO] validating manifest of skrobchik/rust-15-puzzle 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 skrobchik/rust-15-puzzle 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 skrobchik/rust-15-puzzle
[INFO] finished frobbing skrobchik/rust-15-puzzle
[INFO] frobbed toml for skrobchik/rust-15-puzzle written to work/ex/beta-1.37-6/sources/1.36.0/gh/skrobchik/rust-15-puzzle/Cargo.toml
[INFO] started frobbing skrobchik/rust-15-puzzle
[INFO] finished frobbing skrobchik/rust-15-puzzle
[INFO] frobbed toml for skrobchik/rust-15-puzzle written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/skrobchik/rust-15-puzzle/Cargo.toml
[INFO] crate skrobchik/rust-15-puzzle 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 skrobchik/rust-15-puzzle against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/skrobchik/rust-15-puzzle:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 4016e80f93ecfaae52f15ba179cb50ba6f3bd22b4a9d16b04edce9699b110969
[INFO] running `"docker" "start" "-a" "4016e80f93ecfaae52f15ba179cb50ba6f3bd22b4a9d16b04edce9699b110969"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling strum v0.15.0
[INFO] [stderr]    Compiling pathfinding v1.1.12
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling rust-15-puzzle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.50s
[INFO] running `"docker" "inspect" "4016e80f93ecfaae52f15ba179cb50ba6f3bd22b4a9d16b04edce9699b110969"`
[INFO] running `"docker" "rm" "-f" "4016e80f93ecfaae52f15ba179cb50ba6f3bd22b4a9d16b04edce9699b110969"`
[INFO] [stdout] 4016e80f93ecfaae52f15ba179cb50ba6f3bd22b4a9d16b04edce9699b110969
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/skrobchik/rust-15-puzzle:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 96cf3455b15bfe5e90d797e26dcf47f2ee3f7e00651a07989c5176782153adaa
[INFO] running `"docker" "start" "-a" "96cf3455b15bfe5e90d797e26dcf47f2ee3f7e00651a07989c5176782153adaa"`
[INFO] [stderr]    Compiling rust-15-puzzle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "96cf3455b15bfe5e90d797e26dcf47f2ee3f7e00651a07989c5176782153adaa"`
[INFO] running `"docker" "rm" "-f" "96cf3455b15bfe5e90d797e26dcf47f2ee3f7e00651a07989c5176782153adaa"`
[INFO] [stdout] 96cf3455b15bfe5e90d797e26dcf47f2ee3f7e00651a07989c5176782153adaa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/skrobchik/rust-15-puzzle:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] c6bd1c589904234373ef0db8ab5b336497bad539f28b83500013e3b45b88b2b7
[INFO] running `"docker" "start" "-a" "c6bd1c589904234373ef0db8ab5b336497bad539f28b83500013e3b45b88b2b7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_15_puzzle-4d3c964832bc2a3e
[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" "c6bd1c589904234373ef0db8ab5b336497bad539f28b83500013e3b45b88b2b7"`
[INFO] running `"docker" "rm" "-f" "c6bd1c589904234373ef0db8ab5b336497bad539f28b83500013e3b45b88b2b7"`
[INFO] [stdout] c6bd1c589904234373ef0db8ab5b336497bad539f28b83500013e3b45b88b2b7