[INFO] crate factor 0.4.0 is already in cache
[INFO] extracting crate factor 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/factor/0.4.0
[INFO] extracting crate factor 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/factor/0.4.0
[INFO] validating manifest of factor-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 factor-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 factor-0.4.0
[INFO] finished frobbing factor-0.4.0
[INFO] frobbed toml for factor-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/factor/0.4.0/Cargo.toml
[INFO] started frobbing factor-0.4.0
[INFO] finished frobbing factor-0.4.0
[INFO] frobbed toml for factor-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/factor/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 factor-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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/factor/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] aeafecf2e0605daedabcdaf3d767d44ff66e63ad5d9565002e444c4164954ad0
[INFO] running `"docker" "start" "-a" "aeafecf2e0605daedabcdaf3d767d44ff66e63ad5d9565002e444c4164954ad0"`
[INFO] [stderr]    Compiling factor v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "aeafecf2e0605daedabcdaf3d767d44ff66e63ad5d9565002e444c4164954ad0"`
[INFO] running `"docker" "rm" "-f" "aeafecf2e0605daedabcdaf3d767d44ff66e63ad5d9565002e444c4164954ad0"`
[INFO] [stdout] aeafecf2e0605daedabcdaf3d767d44ff66e63ad5d9565002e444c4164954ad0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/factor/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] 5bfc1b8754b3b750edeb59cd2fceebba541fdb56eca2ee434f255272564c7b0f
[INFO] running `"docker" "start" "-a" "5bfc1b8754b3b750edeb59cd2fceebba541fdb56eca2ee434f255272564c7b0f"`
[INFO] [stderr]    Compiling factor v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "5bfc1b8754b3b750edeb59cd2fceebba541fdb56eca2ee434f255272564c7b0f"`
[INFO] running `"docker" "rm" "-f" "5bfc1b8754b3b750edeb59cd2fceebba541fdb56eca2ee434f255272564c7b0f"`
[INFO] [stdout] 5bfc1b8754b3b750edeb59cd2fceebba541fdb56eca2ee434f255272564c7b0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/factor/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] 5e064de054bef3767f76ea098ffc33588ee444c90e1068b2178f6f42b962150d
[INFO] running `"docker" "start" "-a" "5e064de054bef3767f76ea098ffc33588ee444c90e1068b2178f6f42b962150d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/factor-aaf754357967fcd4
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests factor
[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] [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" "5e064de054bef3767f76ea098ffc33588ee444c90e1068b2178f6f42b962150d"`
[INFO] running `"docker" "rm" "-f" "5e064de054bef3767f76ea098ffc33588ee444c90e1068b2178f6f42b962150d"`
[INFO] [stdout] 5e064de054bef3767f76ea098ffc33588ee444c90e1068b2178f6f42b962150d