[INFO] crate dotr 0.4.0 is already in cache
[INFO] extracting crate dotr 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dotr/0.4.0
[INFO] extracting crate dotr 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotr/0.4.0
[INFO] validating manifest of dotr-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 dotr-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 dotr-0.4.0
[INFO] finished frobbing dotr-0.4.0
[INFO] frobbed toml for dotr-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/dotr/0.4.0/Cargo.toml
[INFO] started frobbing dotr-0.4.0
[INFO] finished frobbing dotr-0.4.0
[INFO] frobbed toml for dotr-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dotr/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 dotr-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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dotr/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] c8edc0e39fe8b8d3559361a1f89965d6459961af06135bca7902336a96afe087
[INFO] running `"docker" "start" "-a" "c8edc0e39fe8b8d3559361a1f89965d6459961af06135bca7902336a96afe087"`
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling dotr v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `"docker" "inspect" "c8edc0e39fe8b8d3559361a1f89965d6459961af06135bca7902336a96afe087"`
[INFO] running `"docker" "rm" "-f" "c8edc0e39fe8b8d3559361a1f89965d6459961af06135bca7902336a96afe087"`
[INFO] [stdout] c8edc0e39fe8b8d3559361a1f89965d6459961af06135bca7902336a96afe087
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dotr/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] cce57e4e38e0864009c5e2e16db10fb4fdf8de21194ae81c608bec42a3b5e325
[INFO] running `"docker" "start" "-a" "cce57e4e38e0864009c5e2e16db10fb4fdf8de21194ae81c608bec42a3b5e325"`
[INFO] [stderr]    Compiling dotr v0.4.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "cce57e4e38e0864009c5e2e16db10fb4fdf8de21194ae81c608bec42a3b5e325"`
[INFO] running `"docker" "rm" "-f" "cce57e4e38e0864009c5e2e16db10fb4fdf8de21194ae81c608bec42a3b5e325"`
[INFO] [stdout] cce57e4e38e0864009c5e2e16db10fb4fdf8de21194ae81c608bec42a3b5e325
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/dotr/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] 1a93d501acad65a9b783c19e6783798cf4a7b81ae6398b44c5f4fea8a8ad0ea7
[INFO] running `"docker" "start" "-a" "1a93d501acad65a9b783c19e6783798cf4a7b81ae6398b44c5f4fea8a8ad0ea7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dotr-f908b879fcdc8b29
[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" "1a93d501acad65a9b783c19e6783798cf4a7b81ae6398b44c5f4fea8a8ad0ea7"`
[INFO] running `"docker" "rm" "-f" "1a93d501acad65a9b783c19e6783798cf4a7b81ae6398b44c5f4fea8a8ad0ea7"`
[INFO] [stdout] 1a93d501acad65a9b783c19e6783798cf4a7b81ae6398b44c5f4fea8a8ad0ea7