[INFO] crate reventsource 0.0.1 is already in cache
[INFO] extracting crate reventsource 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/reventsource/0.0.1
[INFO] extracting crate reventsource 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/reventsource/0.0.1
[INFO] validating manifest of reventsource-0.0.1 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 reventsource-0.0.1 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 reventsource-0.0.1
[INFO] finished frobbing reventsource-0.0.1
[INFO] frobbed toml for reventsource-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/reventsource/0.0.1/Cargo.toml
[INFO] started frobbing reventsource-0.0.1
[INFO] finished frobbing reventsource-0.0.1
[INFO] frobbed toml for reventsource-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/reventsource/0.0.1/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 reventsource-0.0.1 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/reventsource/0.0.1:/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] 658b5785eddc1bab82f514028fd269822ef0efec24ae59e70d16182809160ee5
[INFO] running `"docker" "start" "-a" "658b5785eddc1bab82f514028fd269822ef0efec24ae59e70d16182809160ee5"`
[INFO] [stderr]    Compiling reventsource v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/consumer.rs:37:35
[INFO] [stderr]    |
[INFO] [stderr] 37 |     type Item = Result<Event, 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]   --> src/consumer.rs:39:52
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn next(&mut self) -> Option<Result<Event, Box<Error>>> {
[INFO] [stderr]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "658b5785eddc1bab82f514028fd269822ef0efec24ae59e70d16182809160ee5"`
[INFO] running `"docker" "rm" "-f" "658b5785eddc1bab82f514028fd269822ef0efec24ae59e70d16182809160ee5"`
[INFO] [stdout] 658b5785eddc1bab82f514028fd269822ef0efec24ae59e70d16182809160ee5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/reventsource/0.0.1:/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] 185ba22aefec675840ecb301602c26967173d826686620bdd7b6ea4f26fbcd1c
[INFO] running `"docker" "start" "-a" "185ba22aefec675840ecb301602c26967173d826686620bdd7b6ea4f26fbcd1c"`
[INFO] [stderr]    Compiling reventsource v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/consumer.rs:37:35
[INFO] [stderr]    |
[INFO] [stderr] 37 |     type Item = Result<Event, 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]   --> src/consumer.rs:39:52
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn next(&mut self) -> Option<Result<Event, Box<Error>>> {
[INFO] [stderr]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> examples/reqwest.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn main() -> Result<(), 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]     Finished dev [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `"docker" "inspect" "185ba22aefec675840ecb301602c26967173d826686620bdd7b6ea4f26fbcd1c"`
[INFO] running `"docker" "rm" "-f" "185ba22aefec675840ecb301602c26967173d826686620bdd7b6ea4f26fbcd1c"`
[INFO] [stdout] 185ba22aefec675840ecb301602c26967173d826686620bdd7b6ea4f26fbcd1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/reventsource/0.0.1:/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] 4fb3b2afafd5151aa51f5abe6badd41e00d2d95346127634cc029d8f3ce8c547
[INFO] running `"docker" "start" "-a" "4fb3b2afafd5151aa51f5abe6badd41e00d2d95346127634cc029d8f3ce8c547"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/reventsource-f0789003d39b4b36
[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]    Doc-tests reventsource
[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" "4fb3b2afafd5151aa51f5abe6badd41e00d2d95346127634cc029d8f3ce8c547"`
[INFO] running `"docker" "rm" "-f" "4fb3b2afafd5151aa51f5abe6badd41e00d2d95346127634cc029d8f3ce8c547"`
[INFO] [stdout] 4fb3b2afafd5151aa51f5abe6badd41e00d2d95346127634cc029d8f3ce8c547