[INFO] crate rpwg 0.4.0 is already in cache
[INFO] extracting crate rpwg 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rpwg/0.4.0
[INFO] extracting crate rpwg 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rpwg/0.4.0
[INFO] validating manifest of rpwg-0.4.0 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 rpwg-0.4.0 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 rpwg-0.4.0
[INFO] finished frobbing rpwg-0.4.0
[INFO] frobbed toml for rpwg-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rpwg/0.4.0/Cargo.toml
[INFO] started frobbing rpwg-0.4.0
[INFO] finished frobbing rpwg-0.4.0
[INFO] frobbed toml for rpwg-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rpwg/0.4.0/Cargo.toml
[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 rpwg-0.4.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rpwg/0.4.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1b0ffdb02f440b02c10c5b500fe39b1ee51d9a9f18cd94d838ec01b6511717a6
[INFO] running `"docker" "start" "-a" "1b0ffdb02f440b02c10c5b500fe39b1ee51d9a9f18cd94d838ec01b6511717a6"`
[INFO] [stderr]    Compiling rpwg v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `"docker" "inspect" "1b0ffdb02f440b02c10c5b500fe39b1ee51d9a9f18cd94d838ec01b6511717a6"`
[INFO] running `"docker" "rm" "-f" "1b0ffdb02f440b02c10c5b500fe39b1ee51d9a9f18cd94d838ec01b6511717a6"`
[INFO] [stdout] 1b0ffdb02f440b02c10c5b500fe39b1ee51d9a9f18cd94d838ec01b6511717a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rpwg/0.4.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4144998306ae45ea860a85681f398981225bf70d989bee59c1b2cda75d1ec48d
[INFO] running `"docker" "start" "-a" "4144998306ae45ea860a85681f398981225bf70d989bee59c1b2cda75d1ec48d"`
[INFO] [stderr]    Compiling rpwg v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "4144998306ae45ea860a85681f398981225bf70d989bee59c1b2cda75d1ec48d"`
[INFO] running `"docker" "rm" "-f" "4144998306ae45ea860a85681f398981225bf70d989bee59c1b2cda75d1ec48d"`
[INFO] [stdout] 4144998306ae45ea860a85681f398981225bf70d989bee59c1b2cda75d1ec48d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rpwg/0.4.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b510ff77c6b792ca43a4a16f4ee8093c1bd40643c24c72818ab04cb239bcd4d1
[INFO] running `"docker" "start" "-a" "b510ff77c6b792ca43a4a16f4ee8093c1bd40643c24c72818ab04cb239bcd4d1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rpwg-71777ff293230337
[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" "b510ff77c6b792ca43a4a16f4ee8093c1bd40643c24c72818ab04cb239bcd4d1"`
[INFO] running `"docker" "rm" "-f" "b510ff77c6b792ca43a4a16f4ee8093c1bd40643c24c72818ab04cb239bcd4d1"`
[INFO] [stdout] b510ff77c6b792ca43a4a16f4ee8093c1bd40643c24c72818ab04cb239bcd4d1