[INFO] crate erst-derive 0.2.3 is already in cache
[INFO] extracting crate erst-derive 0.2.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/erst-derive/0.2.3
[INFO] extracting crate erst-derive 0.2.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/erst-derive/0.2.3
[INFO] validating manifest of erst-derive-0.2.3 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 erst-derive-0.2.3 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 erst-derive-0.2.3
[INFO] finished frobbing erst-derive-0.2.3
[INFO] frobbed toml for erst-derive-0.2.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/erst-derive/0.2.3/Cargo.toml
[INFO] started frobbing erst-derive-0.2.3
[INFO] finished frobbing erst-derive-0.2.3
[INFO] frobbed toml for erst-derive-0.2.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/erst-derive/0.2.3/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing erst-derive-0.2.3 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-0/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/erst-derive/0.2.3:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 27476dd1e9893798d72dce4bc467cd8113b73282f1cc5bd4ba3c5c6e94854235
[INFO] running `"docker" "start" "-a" "27476dd1e9893798d72dce4bc467cd8113b73282f1cc5bd4ba3c5c6e94854235"`
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling erst-shared v0.2.6
[INFO] [stderr]    Compiling erst-derive v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:17:78
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn template_derive_inner(input: syn::DeriveInput) -> Result<TokenStream, Box<std::error::Error>> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::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:108:79
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn parse(_: &str, template: &str, type_: &str) -> Result<(String, usize), Box<std::error::Error>> {
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.65s
[INFO] running `"docker" "inspect" "27476dd1e9893798d72dce4bc467cd8113b73282f1cc5bd4ba3c5c6e94854235"`
[INFO] running `"docker" "rm" "-f" "27476dd1e9893798d72dce4bc467cd8113b73282f1cc5bd4ba3c5c6e94854235"`
[INFO] [stdout] 27476dd1e9893798d72dce4bc467cd8113b73282f1cc5bd4ba3c5c6e94854235
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/erst-derive/0.2.3:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] f02e582e4e51d583c6eed4a7a05c4804bf3a7b4832fa1737e8bdea28c953b5f7
[INFO] running `"docker" "start" "-a" "f02e582e4e51d583c6eed4a7a05c4804bf3a7b4832fa1737e8bdea28c953b5f7"`
[INFO] [stderr]    Compiling erst-derive v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:17:78
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn template_derive_inner(input: syn::DeriveInput) -> Result<TokenStream, Box<std::error::Error>> {
[INFO] [stderr]    |                                                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::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:108:79
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn parse(_: &str, template: &str, type_: &str) -> Result<(String, usize), Box<std::error::Error>> {
[INFO] [stderr]     |                                                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "f02e582e4e51d583c6eed4a7a05c4804bf3a7b4832fa1737e8bdea28c953b5f7"`
[INFO] running `"docker" "rm" "-f" "f02e582e4e51d583c6eed4a7a05c4804bf3a7b4832fa1737e8bdea28c953b5f7"`
[INFO] [stdout] f02e582e4e51d583c6eed4a7a05c4804bf3a7b4832fa1737e8bdea28c953b5f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/erst-derive/0.2.3:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b5a9de00554ad7b45a3a49a2ee2f6f2c856fd447b3298c983aa9e9a5f1c2d4d3
[INFO] running `"docker" "start" "-a" "b5a9de00554ad7b45a3a49a2ee2f6f2c856fd447b3298c983aa9e9a5f1c2d4d3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/erst_derive-2ff62d06d5810619
[INFO] [stderr]    Doc-tests erst-derive
[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" "b5a9de00554ad7b45a3a49a2ee2f6f2c856fd447b3298c983aa9e9a5f1c2d4d3"`
[INFO] running `"docker" "rm" "-f" "b5a9de00554ad7b45a3a49a2ee2f6f2c856fd447b3298c983aa9e9a5f1c2d4d3"`
[INFO] [stdout] b5a9de00554ad7b45a3a49a2ee2f6f2c856fd447b3298c983aa9e9a5f1c2d4d3