[INFO] crate RustyEmitter 2.2.0 is already in cache
[INFO] extracting crate RustyEmitter 2.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/RustyEmitter/2.2.0
[INFO] extracting crate RustyEmitter 2.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/RustyEmitter/2.2.0
[INFO] validating manifest of RustyEmitter-2.2.0 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 RustyEmitter-2.2.0 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 RustyEmitter-2.2.0
[INFO] finished frobbing RustyEmitter-2.2.0
[INFO] frobbed toml for RustyEmitter-2.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/RustyEmitter/2.2.0/Cargo.toml
[INFO] started frobbing RustyEmitter-2.2.0
[INFO] finished frobbing RustyEmitter-2.2.0
[INFO] frobbed toml for RustyEmitter-2.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/RustyEmitter/2.2.0/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 RustyEmitter-2.2.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/RustyEmitter/2.2.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9f0b8e5d4af65298d743df7002155c90023dc84408781c5f65dc1f4beda0a3f8
[INFO] running `"docker" "start" "-a" "9f0b8e5d4af65298d743df7002155c90023dc84408781c5f65dc1f4beda0a3f8"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]    Compiling RustyEmitter v2.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:5:40
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(& mut EventData<T>) -> () + 'callback`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustyEmitter` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rusty_emitter`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EventData` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stderr]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "9f0b8e5d4af65298d743df7002155c90023dc84408781c5f65dc1f4beda0a3f8"`
[INFO] running `"docker" "rm" "-f" "9f0b8e5d4af65298d743df7002155c90023dc84408781c5f65dc1f4beda0a3f8"`
[INFO] [stdout] 9f0b8e5d4af65298d743df7002155c90023dc84408781c5f65dc1f4beda0a3f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/RustyEmitter/2.2.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4588c56d9fcd212fe662591f64067db7ad8a0d2e9f27b1b3063be98577d68579
[INFO] running `"docker" "start" "-a" "4588c56d9fcd212fe662591f64067db7ad8a0d2e9f27b1b3063be98577d68579"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]    Compiling RustyEmitter v2.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:5:40
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(& mut EventData<T>) -> () + 'callback`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustyEmitter` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rusty_emitter`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EventData` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stderr]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/../src/lib.rs:5:40
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(& mut EventData<T>) -> () + 'callback`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `EventData` should have a snake case name
[INFO] [stderr]   --> tests/../src/lib.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stderr]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "4588c56d9fcd212fe662591f64067db7ad8a0d2e9f27b1b3063be98577d68579"`
[INFO] running `"docker" "rm" "-f" "4588c56d9fcd212fe662591f64067db7ad8a0d2e9f27b1b3063be98577d68579"`
[INFO] [stdout] 4588c56d9fcd212fe662591f64067db7ad8a0d2e9f27b1b3063be98577d68579
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/RustyEmitter/2.2.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 2856b8c2a7b65f8d019481badbb64f0462072d35e1ae82e9aba0399976b2c688
[INFO] running `"docker" "start" "-a" "2856b8c2a7b65f8d019481badbb64f0462072d35e1ae82e9aba0399976b2c688"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/RustyEmitter-8056c780f1fd744f
[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 4 tests
[INFO] [stdout] test must_work_with_a_custom_event_data_and_allow_the_callback_to_modified_it ... ok
[INFO] [stdout] test must_register_multiple_events_and_call_all_the_callback_passing_a_copy_of_the_same_data ... ok
[INFO] [stdout] test must_unregister_an_event ... ok
[INFO] [stdout] test must_register_an_event_and_call_callback_passing_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/emitter-654772e2b47b9e0c
[INFO] [stderr]    Doc-tests RustyEmitter
[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" "2856b8c2a7b65f8d019481badbb64f0462072d35e1ae82e9aba0399976b2c688"`
[INFO] running `"docker" "rm" "-f" "2856b8c2a7b65f8d019481badbb64f0462072d35e1ae82e9aba0399976b2c688"`
[INFO] [stdout] 2856b8c2a7b65f8d019481badbb64f0462072d35e1ae82e9aba0399976b2c688