[INFO] crate quick-error2 2.0.1 is already in cache
[INFO] extracting crate quick-error2 2.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/quick-error2/2.0.1
[INFO] extracting crate quick-error2 2.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/quick-error2/2.0.1
[INFO] validating manifest of quick-error2-2.0.1 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 quick-error2-2.0.1 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 quick-error2-2.0.1
[INFO] finished frobbing quick-error2-2.0.1
[INFO] frobbed toml for quick-error2-2.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/quick-error2/2.0.1/Cargo.toml
[INFO] started frobbing quick-error2-2.0.1
[INFO] finished frobbing quick-error2-2.0.1
[INFO] frobbed toml for quick-error2-2.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/quick-error2/2.0.1/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 quick-error2-2.0.1 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/quick-error2/2.0.1:/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] bf10c1a6298b720cd7e7fd5dd7f79e1de9fcfaceb70d628d85aa67a9fd041b03
[INFO] running `"docker" "start" "-a" "bf10c1a6298b720cd7e7fd5dd7f79e1de9fcfaceb70d628d85aa67a9fd041b03"`
[INFO] [stderr]    Compiling quick-error2 v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "bf10c1a6298b720cd7e7fd5dd7f79e1de9fcfaceb70d628d85aa67a9fd041b03"`
[INFO] running `"docker" "rm" "-f" "bf10c1a6298b720cd7e7fd5dd7f79e1de9fcfaceb70d628d85aa67a9fd041b03"`
[INFO] [stdout] bf10c1a6298b720cd7e7fd5dd7f79e1de9fcfaceb70d628d85aa67a9fd041b03
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/quick-error2/2.0.1:/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] a3e61cd13fc1e62f11fa3a256946d2f7a095635f57295eac78005f2ecdc8c42a
[INFO] running `"docker" "start" "-a" "a3e61cd13fc1e62f11fa3a256946d2f7a095635f57295eac78005f2ecdc8c42a"`
[INFO] [stderr]    Compiling quick-error2 v2.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1050:19
[INFO] [stderr]      |
[INFO] [stderr] 1050 |         let err: &Error = &Bare::Two;
[INFO] [stderr]      |                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1134:19
[INFO] [stderr]      |
[INFO] [stderr] 1134 |         let err: &Error = &TupleWrapper::Other(desc);
[INFO] [stderr]      |                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1147:19
[INFO] [stderr]      |
[INFO] [stderr] 1147 |         let err: &Error = &TupleWrapper::FromUtf8Error(source.clone(), invalid_utf8.clone());
[INFO] [stderr]      |                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1227:19
[INFO] [stderr]      |
[INFO] [stderr] 1227 |         let err: &Error = &StructWrapper::Utf8Error {
[INFO] [stderr]      |                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1374:19
[INFO] [stderr]      |
[INFO] [stderr] 1374 |         let err: &Error = &StructWrapper::Utf8Error {
[INFO] [stderr]      |                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "a3e61cd13fc1e62f11fa3a256946d2f7a095635f57295eac78005f2ecdc8c42a"`
[INFO] running `"docker" "rm" "-f" "a3e61cd13fc1e62f11fa3a256946d2f7a095635f57295eac78005f2ecdc8c42a"`
[INFO] [stdout] a3e61cd13fc1e62f11fa3a256946d2f7a095635f57295eac78005f2ecdc8c42a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/quick-error2/2.0.1:/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] eb0953d3a2bb2df6f13223821c8111e5c428e11f2e6023d913ae1cf7c5fb2d6a
[INFO] running `"docker" "start" "-a" "eb0953d3a2bb2df6f13223821c8111e5c428e11f2e6023d913ae1cf7c5fb2d6a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/quick_error2-b400e0ffcfcd098b
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test test::conditional_compilation ... ok
[INFO] [stdout] test test::debug_context ... ok
[INFO] [stdout] test test::parse_float_error ... ok
[INFO] [stdout] test test::parse_int_error ... ok
[INFO] [stdout] test test::cause_struct_wrapper_err ... ok
[INFO] [stdout] test test::tuple_wrapper_custom_from ... ok
[INFO] [stdout] test test::struct_wrapper_struct_from ... ok
[INFO] [stdout] test test::path_context ... ok
[INFO] [stdout] test test::struct_wrapper_err ... ok
[INFO] [stdout] test test::tuple_wrapper_discard ... ok
[INFO] [stdout] test test::struct_wrapper_excess_comma ... ok
[INFO] [stdout] test test::bare_item_trait ... ok
[INFO] [stdout] test test::tuple_wrapper_from ... ok
[INFO] [stdout] test test::tuple_wrapper_singleton ... ok
[INFO] [stdout] test test::tuple_wrapper_trait_str ... ok
[INFO] [stdout] test test::tuple_wrapper_err ... ok
[INFO] [stdout] test test::tuple_wrapper_trait_two_fields ... ok
[INFO] [stdout] test test::bare_item_direct ... ok
[INFO] [stdout] test test::wrapper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quick-error2
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs -  (line 169) ... ok
[INFO] [stdout] test src/lib.rs -  (line 106) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] test src/lib.rs -  (line 150) ... ok
[INFO] [stdout] test src/lib.rs -  (line 212) ... ok
[INFO] [stdout] test src/lib.rs -  (line 270) ... ok
[INFO] [stdout] test src/lib.rs -  (line 126) ... ok
[INFO] [stdout] test src/lib.rs -  (line 187) ... ok
[INFO] [stdout] test src/lib.rs -  (line 284) ... ok
[INFO] [stdout] test src/lib.rs -  (line 55) ... ok
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] test src/lib.rs -  (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "eb0953d3a2bb2df6f13223821c8111e5c428e11f2e6023d913ae1cf7c5fb2d6a"`
[INFO] running `"docker" "rm" "-f" "eb0953d3a2bb2df6f13223821c8111e5c428e11f2e6023d913ae1cf7c5fb2d6a"`
[INFO] [stdout] eb0953d3a2bb2df6f13223821c8111e5c428e11f2e6023d913ae1cf7c5fb2d6a