[INFO] crate sexp 1.1.4 is already in cache
[INFO] extracting crate sexp 1.1.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/sexp/1.1.4
[INFO] extracting crate sexp 1.1.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sexp/1.1.4
[INFO] validating manifest of sexp-1.1.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sexp-1.1.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sexp-1.1.4
[INFO] finished frobbing sexp-1.1.4
[INFO] frobbed toml for sexp-1.1.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sexp/1.1.4/Cargo.toml
[INFO] started frobbing sexp-1.1.4
[INFO] finished frobbing sexp-1.1.4
[INFO] frobbed toml for sexp-1.1.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sexp/1.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sexp-1.1.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sexp/1.1.4:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5d75a117b6f9c434f44a376b00b4ed793f430a2149d83be7711d6a3e25abb33d
[INFO] running `"docker" "start" "-a" "5d75a117b6f9c434f44a376b00b4ed793f430a2149d83be7711d6a3e25abb33d"`
[INFO] [stderr]    Compiling sexp v1.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |   fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "5d75a117b6f9c434f44a376b00b4ed793f430a2149d83be7711d6a3e25abb33d"`
[INFO] running `"docker" "rm" "-f" "5d75a117b6f9c434f44a376b00b4ed793f430a2149d83be7711d6a3e25abb33d"`
[INFO] [stdout] 5d75a117b6f9c434f44a376b00b4ed793f430a2149d83be7711d6a3e25abb33d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sexp/1.1.4:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d44daae1cbf2a4f69cad15f29e52a5264fdf354692b726e6bc1905842e8354b2
[INFO] running `"docker" "start" "-a" "d44daae1cbf2a4f69cad15f29e52a5264fdf354692b726e6bc1905842e8354b2"`
[INFO] [stderr]    Compiling sexp v1.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |   fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "d44daae1cbf2a4f69cad15f29e52a5264fdf354692b726e6bc1905842e8354b2"`
[INFO] running `"docker" "rm" "-f" "d44daae1cbf2a4f69cad15f29e52a5264fdf354692b726e6bc1905842e8354b2"`
[INFO] [stdout] d44daae1cbf2a4f69cad15f29e52a5264fdf354692b726e6bc1905842e8354b2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sexp/1.1.4:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 65f6a739a2cc4ae3dce2bd5056a4b7dec7c62039e521ef7c8ee5a8dec8c6d5eb
[INFO] running `"docker" "start" "-a" "65f6a739a2cc4ae3dce2bd5056a4b7dec7c62039e521ef7c8ee5a8dec8c6d5eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sexp-86998c08595b0a04
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test show_an_error ... ok
[INFO] [stdout] test test_escaping ... ok
[INFO] [stdout] test sexp_size ... ok
[INFO] [stdout] test line_and_col_test ... ok
[INFO] [stdout] test test_pp ... ok
[INFO] [stdout] test test_hello_world ... ok
[INFO] [stdout] test test_space_in_atom ... ok
[INFO] [stdout] test test_tight_parens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sexp
[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" "65f6a739a2cc4ae3dce2bd5056a4b7dec7c62039e521ef7c8ee5a8dec8c6d5eb"`
[INFO] running `"docker" "rm" "-f" "65f6a739a2cc4ae3dce2bd5056a4b7dec7c62039e521ef7c8ee5a8dec8c6d5eb"`
[INFO] [stdout] 65f6a739a2cc4ae3dce2bd5056a4b7dec7c62039e521ef7c8ee5a8dec8c6d5eb