[INFO] crate crowbar 0.2.0 is already in cache
[INFO] extracting crate crowbar 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/crowbar/0.2.0
[INFO] extracting crate crowbar 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/crowbar/0.2.0
[INFO] validating manifest of crowbar-0.2.0 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 crowbar-0.2.0 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 crowbar-0.2.0
[INFO] finished frobbing crowbar-0.2.0
[INFO] frobbed toml for crowbar-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/crowbar/0.2.0/Cargo.toml
[INFO] started frobbing crowbar-0.2.0
[INFO] finished frobbing crowbar-0.2.0
[INFO] frobbed toml for crowbar-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/crowbar/0.2.0/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] [stderr]     Blocking waiting for file lock on package cache
[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] testing crowbar-0.2.0 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-2/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/crowbar/0.2.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 22e6aae49a8a70cd125c811aa2cbd6f5f01493d98340fbd479633f8350ca5a05
[INFO] running `"docker" "start" "-a" "22e6aae49a8a70cd125c811aa2cbd6f5f01493d98340fbd479633f8350ca5a05"`
[INFO] [stderr]    Compiling cpython v0.1.0
[INFO] [stderr]    Compiling python3-sys v0.1.3
[INFO] [stderr]    Compiling cpython-json v0.2.0
[INFO] [stderr]    Compiling crowbar v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:104:50
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub type LambdaResult<T = Value> = Result<T, 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:236:32
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.83s
[INFO] running `"docker" "inspect" "22e6aae49a8a70cd125c811aa2cbd6f5f01493d98340fbd479633f8350ca5a05"`
[INFO] running `"docker" "rm" "-f" "22e6aae49a8a70cd125c811aa2cbd6f5f01493d98340fbd479633f8350ca5a05"`
[INFO] [stdout] 22e6aae49a8a70cd125c811aa2cbd6f5f01493d98340fbd479633f8350ca5a05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/crowbar/0.2.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a98507db0484a2cb76f7b226a5d9b792f80d4982e0e1959448a1ae740c872f7a
[INFO] running `"docker" "start" "-a" "a98507db0484a2cb76f7b226a5d9b792f80d4982e0e1959448a1ae740c872f7a"`
[INFO] [stderr]    Compiling crowbar v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:104:50
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub type LambdaResult<T = Value> = Result<T, 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:236:32
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "a98507db0484a2cb76f7b226a5d9b792f80d4982e0e1959448a1ae740c872f7a"`
[INFO] running `"docker" "rm" "-f" "a98507db0484a2cb76f7b226a5d9b792f80d4982e0e1959448a1ae740c872f7a"`
[INFO] [stdout] a98507db0484a2cb76f7b226a5d9b792f80d4982e0e1959448a1ae740c872f7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/crowbar/0.2.0:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 9fb41a3ee2042e52eee8359538e5944b6b39c385871367c7a35f990566397cd9
[INFO] running `"docker" "start" "-a" "9fb41a3ee2042e52eee8359538e5944b6b39c385871367c7a35f990566397cd9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crowbar-332e6262fed03f7e
[INFO] [stderr]    Doc-tests crowbar
[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 8 tests
[INFO] [stdout] test src/lib.rs -  (line 16) ... ignored
[INFO] [stdout] test src/lib.rs - lambda (line 276) ... ignored
[INFO] [stdout] test src/lib.rs - lambda (line 283) ... ignored
[INFO] [stdout] test src/lib.rs - lambda (line 307) ... ok
[INFO] [stdout] test src/lib.rs - lambda (line 294) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/lib.rs - lambda (line 326) ... ok
[INFO] [stdout] test src/lib.rs - lambda (line 351) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9fb41a3ee2042e52eee8359538e5944b6b39c385871367c7a35f990566397cd9"`
[INFO] running `"docker" "rm" "-f" "9fb41a3ee2042e52eee8359538e5944b6b39c385871367c7a35f990566397cd9"`
[INFO] [stdout] 9fb41a3ee2042e52eee8359538e5944b6b39c385871367c7a35f990566397cd9