[INFO] crate swapper 0.1.0 is already in cache
[INFO] extracting crate swapper 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/swapper/0.1.0
[INFO] extracting crate swapper 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swapper/0.1.0
[INFO] validating manifest of swapper-0.1.0 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 swapper-0.1.0 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 swapper-0.1.0
[INFO] finished frobbing swapper-0.1.0
[INFO] frobbed toml for swapper-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/swapper/0.1.0/Cargo.toml
[INFO] started frobbing swapper-0.1.0
[INFO] finished frobbing swapper-0.1.0
[INFO] frobbed toml for swapper-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swapper/0.1.0/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 swapper-0.1.0 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/swapper/0.1.0:/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] 40ee85ef33d4ef77d28dafb0efba84fda5b26cb49b9240a1f8130359b4ff87a9
[INFO] running `"docker" "start" "-a" "40ee85ef33d4ef77d28dafb0efba84fda5b26cb49b9240a1f8130359b4ff87a9"`
[INFO] [stderr]    Compiling swapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "40ee85ef33d4ef77d28dafb0efba84fda5b26cb49b9240a1f8130359b4ff87a9"`
[INFO] running `"docker" "rm" "-f" "40ee85ef33d4ef77d28dafb0efba84fda5b26cb49b9240a1f8130359b4ff87a9"`
[INFO] [stdout] 40ee85ef33d4ef77d28dafb0efba84fda5b26cb49b9240a1f8130359b4ff87a9
[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/swapper/0.1.0:/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] d1b3c446be0b25c174c84723c8088fa2ceead59852d48c0ea87350ebe21a41ab
[INFO] running `"docker" "start" "-a" "d1b3c446be0b25c174c84723c8088fa2ceead59852d48c0ea87350ebe21a41ab"`
[INFO] [stderr]    Compiling swapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "d1b3c446be0b25c174c84723c8088fa2ceead59852d48c0ea87350ebe21a41ab"`
[INFO] running `"docker" "rm" "-f" "d1b3c446be0b25c174c84723c8088fa2ceead59852d48c0ea87350ebe21a41ab"`
[INFO] [stdout] d1b3c446be0b25c174c84723c8088fa2ceead59852d48c0ea87350ebe21a41ab
[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/swapper/0.1.0:/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] 1c2c5fc531e70ffb0d3f6e5c295ca3fdf8fd694c859395156798b79b6452ca65
[INFO] running `"docker" "start" "-a" "1c2c5fc531e70ffb0d3f6e5c295ca3fdf8fd694c859395156798b79b6452ca65"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/swapper-84c6a1528ec2c264
[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]      Running /opt/crater/target/debug/deps/lib-1a66291b7a19a45f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests swapper
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] test src/lib.rs -  (line 83) ... ok
[INFO] [stdout] test src/lib.rs -  (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1c2c5fc531e70ffb0d3f6e5c295ca3fdf8fd694c859395156798b79b6452ca65"`
[INFO] running `"docker" "rm" "-f" "1c2c5fc531e70ffb0d3f6e5c295ca3fdf8fd694c859395156798b79b6452ca65"`
[INFO] [stdout] 1c2c5fc531e70ffb0d3f6e5c295ca3fdf8fd694c859395156798b79b6452ca65