[INFO] crate chainerror 0.4.3 is already in cache
[INFO] extracting crate chainerror 0.4.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/chainerror/0.4.3
[INFO] extracting crate chainerror 0.4.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainerror/0.4.3
[INFO] validating manifest of chainerror-0.4.3 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 chainerror-0.4.3 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 chainerror-0.4.3
[INFO] finished frobbing chainerror-0.4.3
[INFO] frobbed toml for chainerror-0.4.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/chainerror/0.4.3/Cargo.toml
[INFO] started frobbing chainerror-0.4.3
[INFO] finished frobbing chainerror-0.4.3
[INFO] frobbed toml for chainerror-0.4.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainerror/0.4.3/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 chainerror-0.4.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainerror/0.4.3:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 70737d2fa370fa9e7514faae84ff5547cc9e9d7cee843e5fc75b45fe3dd95d22
[INFO] running `"docker" "start" "-a" "70737d2fa370fa9e7514faae84ff5547cc9e9d7cee843e5fc75b45fe3dd95d22"`
[INFO] [stderr]    Compiling chainerror v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "70737d2fa370fa9e7514faae84ff5547cc9e9d7cee843e5fc75b45fe3dd95d22"`
[INFO] running `"docker" "rm" "-f" "70737d2fa370fa9e7514faae84ff5547cc9e9d7cee843e5fc75b45fe3dd95d22"`
[INFO] [stdout] 70737d2fa370fa9e7514faae84ff5547cc9e9d7cee843e5fc75b45fe3dd95d22
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainerror/0.4.3:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] cf8ebe80aee820d99476a5717d911d99c0fddcba943b4d7cde2d01082cc2524c
[INFO] running `"docker" "start" "-a" "cf8ebe80aee820d99476a5717d911d99c0fddcba943b4d7cde2d01082cc2524c"`
[INFO] [stderr]    Compiling chainerror v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/test_iter.rs:7:34
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn test_iter() -> Result<(), Box<Error>> {
[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]   --> tests/test_iter.rs:34:40
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn test_find_cause() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/test_iter.rs:51:40
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn test_root_cause() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                        ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "cf8ebe80aee820d99476a5717d911d99c0fddcba943b4d7cde2d01082cc2524c"`
[INFO] running `"docker" "rm" "-f" "cf8ebe80aee820d99476a5717d911d99c0fddcba943b4d7cde2d01082cc2524c"`
[INFO] [stdout] cf8ebe80aee820d99476a5717d911d99c0fddcba943b4d7cde2d01082cc2524c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainerror/0.4.3:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c3c65a49b588716b6e916c540ab65693662979b38de4266b4d5a330d3083ea1c
[INFO] running `"docker" "start" "-a" "c3c65a49b588716b6e916c540ab65693662979b38de4266b4d5a330d3083ea1c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chainerror-84548c3a803e4f49
[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/test_iter-047b33b81e461b2e
[INFO] [stderr]    Doc-tests chainerror
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_root_cause ... ok
[INFO] [stdout] test test_iter ... ok
[INFO] [stdout] test test_find_cause ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - ChainError<T>::find_chain_cause (line 272) ... ignored
[INFO] [stdout] test src/lib.rs - ChainError<T>::find_kind_or_cause (line 291) ... ignored
[INFO] [stdout] test src/lib.rs - cherr (line 593) ... ok
[INFO] [stdout] test src/lib.rs - ChainError<T>::kind (line 316) ... ok
[INFO] [stdout] test src/lib.rs - cherr (line 634) ... ok
[INFO] [stdout] test src/lib.rs - mstrerr (line 700) ... ok
[INFO] [stdout] test src/lib.rs - derive_str_cherr (line 866) ... ok
[INFO] [stdout] test src/lib.rs -  (line 29) ... ok
[INFO] [stdout] test src/lib.rs - ChainError<T>::find_cause (line 219) ... ok
[INFO] [stdout] test src/lib.rs -  (line 71) ... ok
[INFO] [stdout] test src/lib.rs - mstrerr (line 743) ... ok
[INFO] [stdout] test src/lib.rs - strerr (line 808) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c3c65a49b588716b6e916c540ab65693662979b38de4266b4d5a330d3083ea1c"`
[INFO] running `"docker" "rm" "-f" "c3c65a49b588716b6e916c540ab65693662979b38de4266b4d5a330d3083ea1c"`
[INFO] [stdout] c3c65a49b588716b6e916c540ab65693662979b38de4266b4d5a330d3083ea1c