[INFO] crate error_defs 0.1.0 is already in cache
[INFO] extracting crate error_defs 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/error_defs/0.1.0
[INFO] extracting crate error_defs 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/error_defs/0.1.0
[INFO] validating manifest of error_defs-0.1.0 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 error_defs-0.1.0 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 error_defs-0.1.0
[INFO] finished frobbing error_defs-0.1.0
[INFO] frobbed toml for error_defs-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/error_defs/0.1.0/Cargo.toml
[INFO] started frobbing error_defs-0.1.0
[INFO] finished frobbing error_defs-0.1.0
[INFO] frobbed toml for error_defs-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/error_defs/0.1.0/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 error_defs-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/error_defs/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 68eaeb1f312e003c14e55bab85c34bcd013622101199943a0ebe85cb3dbed7b7
[INFO] running `"docker" "start" "-a" "68eaeb1f312e003c14e55bab85c34bcd013622101199943a0ebe85cb3dbed7b7"`
[INFO] [stderr]    Compiling error_defs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `"docker" "inspect" "68eaeb1f312e003c14e55bab85c34bcd013622101199943a0ebe85cb3dbed7b7"`
[INFO] running `"docker" "rm" "-f" "68eaeb1f312e003c14e55bab85c34bcd013622101199943a0ebe85cb3dbed7b7"`
[INFO] [stdout] 68eaeb1f312e003c14e55bab85c34bcd013622101199943a0ebe85cb3dbed7b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/error_defs/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 31ff3f12cc722e7c0f5e27f4dc97638df993fe8b0c4fdd827c44a2a050f4e414
[INFO] running `"docker" "start" "-a" "31ff3f12cc722e7c0f5e27f4dc97638df993fe8b0c4fdd827c44a2a050f4e414"`
[INFO] [stderr]    Compiling error_defs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> examples/example.rs:35:57
[INFO] [stderr]    |
[INFO] [stderr] 35 |         println!("error: Error::cause       => {:?}", e.cause());
[INFO] [stderr]    |                                                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "31ff3f12cc722e7c0f5e27f4dc97638df993fe8b0c4fdd827c44a2a050f4e414"`
[INFO] running `"docker" "rm" "-f" "31ff3f12cc722e7c0f5e27f4dc97638df993fe8b0c4fdd827c44a2a050f4e414"`
[INFO] [stdout] 31ff3f12cc722e7c0f5e27f4dc97638df993fe8b0c4fdd827c44a2a050f4e414
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/error_defs/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 73d42728ff03a8875a0e6dc099bb143c104602b7cd51b96f57f872e1dfd95826
[INFO] running `"docker" "start" "-a" "73d42728ff03a8875a0e6dc099bb143c104602b7cd51b96f57f872e1dfd95826"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/error_defs-413facc24dc68dfe
[INFO] [stderr]    Doc-tests error_defs
[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] [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" "73d42728ff03a8875a0e6dc099bb143c104602b7cd51b96f57f872e1dfd95826"`
[INFO] running `"docker" "rm" "-f" "73d42728ff03a8875a0e6dc099bb143c104602b7cd51b96f57f872e1dfd95826"`
[INFO] [stdout] 73d42728ff03a8875a0e6dc099bb143c104602b7cd51b96f57f872e1dfd95826