[INFO] updating cached repository archer884/dictionary-problem-python [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/archer884/dictionary-problem-python [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/archer884/dictionary-problem-python" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/archer884/dictionary-problem-python"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/archer884/dictionary-problem-python'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/archer884/dictionary-problem-python" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/archer884/dictionary-problem-python"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/archer884/dictionary-problem-python'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6cdaf8d192dfc60a6afe1754bb61846219c67a22 [INFO] sha for GitHub repo archer884/dictionary-problem-python: 6cdaf8d192dfc60a6afe1754bb61846219c67a22 [INFO] validating manifest of archer884/dictionary-problem-python on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of archer884/dictionary-problem-python on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing archer884/dictionary-problem-python [INFO] finished frobbing archer884/dictionary-problem-python [INFO] frobbed toml for archer884/dictionary-problem-python written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/archer884/dictionary-problem-python/Cargo.toml [INFO] started frobbing archer884/dictionary-problem-python [INFO] finished frobbing archer884/dictionary-problem-python [INFO] frobbed toml for archer884/dictionary-problem-python written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/archer884/dictionary-problem-python/Cargo.toml [INFO] crate archer884/dictionary-problem-python already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking archer884/dictionary-problem-python against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/archer884/dictionary-problem-python:/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=forbid" "-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b6e755cd467d64f4fa3407580ab0e59dee357fc05416e4a91908acd0985b872d [INFO] running `"docker" "start" "-a" "b6e755cd467d64f4fa3407580ab0e59dee357fc05416e4a91908acd0985b872d"` [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Checking rand v0.6.1 [INFO] [stderr] Checking dictionary-problem v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `"docker" "inspect" "b6e755cd467d64f4fa3407580ab0e59dee357fc05416e4a91908acd0985b872d"` [INFO] running `"docker" "rm" "-f" "b6e755cd467d64f4fa3407580ab0e59dee357fc05416e4a91908acd0985b872d"` [INFO] [stdout] b6e755cd467d64f4fa3407580ab0e59dee357fc05416e4a91908acd0985b872d