[INFO] crate lambda_runtime_client 0.2.2 is already in cache
[INFO] extracting crate lambda_runtime_client 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/lambda_runtime_client/0.2.2
[INFO] extracting crate lambda_runtime_client 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lambda_runtime_client/0.2.2
[INFO] validating manifest of lambda_runtime_client-0.2.2 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 lambda_runtime_client-0.2.2 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 lambda_runtime_client-0.2.2
[INFO] finished frobbing lambda_runtime_client-0.2.2
[INFO] frobbed toml for lambda_runtime_client-0.2.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lambda_runtime_client/0.2.2/Cargo.toml
[INFO] started frobbing lambda_runtime_client-0.2.2
[INFO] finished frobbing lambda_runtime_client-0.2.2
[INFO] frobbed toml for lambda_runtime_client-0.2.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lambda_runtime_client/0.2.2/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 lambda_runtime_client-0.2.2 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lambda_runtime_client/0.2.2:/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] aeb6a3c6d2b7d2afd0f174192fee90776090702a9e7f3a6e11f77823d68128a2
[INFO] running `"docker" "start" "-a" "aeb6a3c6d2b7d2afd0f174192fee90776090702a9e7f3a6e11f77823d68128a2"`
[INFO] [stderr]    Compiling lambda_runtime_client v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:109:32
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:2:9
[INFO] [stderr]     |
[INFO] [stderr] 2   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `"docker" "inspect" "aeb6a3c6d2b7d2afd0f174192fee90776090702a9e7f3a6e11f77823d68128a2"`
[INFO] running `"docker" "rm" "-f" "aeb6a3c6d2b7d2afd0f174192fee90776090702a9e7f3a6e11f77823d68128a2"`
[INFO] [stdout] aeb6a3c6d2b7d2afd0f174192fee90776090702a9e7f3a6e11f77823d68128a2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lambda_runtime_client/0.2.2:/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] 18eb61dde5f590cca30aa6687b9c63c0ab5338a113839cdf880fe65fb94d25f7
[INFO] running `"docker" "start" "-a" "18eb61dde5f590cca30aa6687b9c63c0ab5338a113839cdf880fe65fb94d25f7"`
[INFO] [stderr]    Compiling lambda_runtime_client v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:109:32
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:2:9
[INFO] [stderr]     |
[INFO] [stderr] 2   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] implied by #[warn(warnings)]
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `"docker" "inspect" "18eb61dde5f590cca30aa6687b9c63c0ab5338a113839cdf880fe65fb94d25f7"`
[INFO] running `"docker" "rm" "-f" "18eb61dde5f590cca30aa6687b9c63c0ab5338a113839cdf880fe65fb94d25f7"`
[INFO] [stdout] 18eb61dde5f590cca30aa6687b9c63c0ab5338a113839cdf880fe65fb94d25f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/lambda_runtime_client/0.2.2:/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] aabd0af12522ab405442da5b7f5cf3031169a8de561215293c1cd2bacdc27b96
[INFO] running `"docker" "start" "-a" "aabd0af12522ab405442da5b7f5cf3031169a8de561215293c1cd2bacdc27b96"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lambda_runtime_client-b37c4fd8ff1a00ab
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test error::tests::does_not_produce_stack_trace ... ok
[INFO] [stdout] test error::tests::is_recoverable_eq_correctly ... ok
[INFO] [stdout] test client::tests::get_event_context_with_empty_trace_id ... ok
[INFO] [stdout] test client::tests::get_event_context_populates_trace_id_when_present ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lambda_runtime_client
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "aabd0af12522ab405442da5b7f5cf3031169a8de561215293c1cd2bacdc27b96"`
[INFO] running `"docker" "rm" "-f" "aabd0af12522ab405442da5b7f5cf3031169a8de561215293c1cd2bacdc27b96"`
[INFO] [stdout] aabd0af12522ab405442da5b7f5cf3031169a8de561215293c1cd2bacdc27b96