[INFO] crate target 1.0.0 is already in cache
[INFO] extracting crate target 1.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/target/1.0.0
[INFO] extracting crate target 1.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/target/1.0.0
[INFO] validating manifest of target-1.0.0 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 target-1.0.0 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 target-1.0.0
[INFO] finished frobbing target-1.0.0
[INFO] frobbed toml for target-1.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/target/1.0.0/Cargo.toml
[INFO] started frobbing target-1.0.0
[INFO] finished frobbing target-1.0.0
[INFO] frobbed toml for target-1.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/target/1.0.0/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 target-1.0.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/target/1.0.0:/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] 81a1bf6abf8c0e6fae91d7acd683f769534fcb276dd0a78e2281c399d274f045
[INFO] running `"docker" "start" "-a" "81a1bf6abf8c0e6fae91d7acd683f769534fcb276dd0a78e2281c399d274f045"`
[INFO] [stderr]    Compiling target v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "81a1bf6abf8c0e6fae91d7acd683f769534fcb276dd0a78e2281c399d274f045"`
[INFO] running `"docker" "rm" "-f" "81a1bf6abf8c0e6fae91d7acd683f769534fcb276dd0a78e2281c399d274f045"`
[INFO] [stdout] 81a1bf6abf8c0e6fae91d7acd683f769534fcb276dd0a78e2281c399d274f045
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/target/1.0.0:/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] 41315b2d4e9c7d72d5cbc46707acc4ee951755f3a330a41cdb830376fe1bd5d9
[INFO] running `"docker" "start" "-a" "41315b2d4e9c7d72d5cbc46707acc4ee951755f3a330a41cdb830376fe1bd5d9"`
[INFO] [stderr]    Compiling target v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "41315b2d4e9c7d72d5cbc46707acc4ee951755f3a330a41cdb830376fe1bd5d9"`
[INFO] running `"docker" "rm" "-f" "41315b2d4e9c7d72d5cbc46707acc4ee951755f3a330a41cdb830376fe1bd5d9"`
[INFO] [stdout] 41315b2d4e9c7d72d5cbc46707acc4ee951755f3a330a41cdb830376fe1bd5d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/target/1.0.0:/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] f8a0d00612aad1540077b29d8c594df5175be04d4aee0d3abaa390274be97c9c
[INFO] running `"docker" "start" "-a" "f8a0d00612aad1540077b29d8c594df5175be04d4aee0d3abaa390274be97c9c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/target-67ec8e657a1c1c6f
[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] [stderr]    Doc-tests target
[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" "f8a0d00612aad1540077b29d8c594df5175be04d4aee0d3abaa390274be97c9c"`
[INFO] running `"docker" "rm" "-f" "f8a0d00612aad1540077b29d8c594df5175be04d4aee0d3abaa390274be97c9c"`
[INFO] [stdout] f8a0d00612aad1540077b29d8c594df5175be04d4aee0d3abaa390274be97c9c