[INFO] fetching crate events_emitter 0.1.3...
[INFO] testing events_emitter-0.1.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate events_emitter 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate events_emitter 0.1.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate events_emitter 0.1.3
[INFO] finished tweaking crates.io crate events_emitter 0.1.3
[INFO] tweaked toml for crates.io crate events_emitter 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfae5f5225c628c48d6d58f22e94197c491a8df36887403cb40fd7d9bf3be8f6
[INFO] running `Command { std: "docker" "start" "-a" "dfae5f5225c628c48d6d58f22e94197c491a8df36887403cb40fd7d9bf3be8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfae5f5225c628c48d6d58f22e94197c491a8df36887403cb40fd7d9bf3be8f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfae5f5225c628c48d6d58f22e94197c491a8df36887403cb40fd7d9bf3be8f6", kill_on_drop: false }`
[INFO] [stdout] dfae5f5225c628c48d6d58f22e94197c491a8df36887403cb40fd7d9bf3be8f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9b183a1df5a4c5d7afb4d282cf1f3a90ef1995582aad92f845ff9f384e59e05
[INFO] running `Command { std: "docker" "start" "-a" "a9b183a1df5a4c5d7afb4d282cf1f3a90ef1995582aad92f845ff9f384e59e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling events_emitter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "a9b183a1df5a4c5d7afb4d282cf1f3a90ef1995582aad92f845ff9f384e59e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b183a1df5a4c5d7afb4d282cf1f3a90ef1995582aad92f845ff9f384e59e05", kill_on_drop: false }`
[INFO] [stdout] a9b183a1df5a4c5d7afb4d282cf1f3a90ef1995582aad92f845ff9f384e59e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9de963dabb1873b1b3891cf3bdb6c16ec0dfbabc2652fc52435a894684c3ffa9
[INFO] running `Command { std: "docker" "start" "-a" "9de963dabb1873b1b3891cf3bdb6c16ec0dfbabc2652fc52435a894684c3ffa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling events_emitter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "9de963dabb1873b1b3891cf3bdb6c16ec0dfbabc2652fc52435a894684c3ffa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de963dabb1873b1b3891cf3bdb6c16ec0dfbabc2652fc52435a894684c3ffa9", kill_on_drop: false }`
[INFO] [stdout] 9de963dabb1873b1b3891cf3bdb6c16ec0dfbabc2652fc52435a894684c3ffa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f678aa31d357abb25013df3451edbd04b5ee2570a3cb3af1b35e73a1f2c2d95
[INFO] running `Command { std: "docker" "start" "-a" "0f678aa31d357abb25013df3451edbd04b5ee2570a3cb3af1b35e73a1f2c2d95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/events_emitter-3ff41e6a06e464b7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests events_emitter
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::once (line 136) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::remove (line 151) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::event_names (line 100) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::new (line 40) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::listener_count (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::listeners (line 176) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::emit (line 71) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::on (line 54) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::once (line 136) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:137:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::remove (line 151) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:152:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::event_names (line 100) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:101:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::new (line 40) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:41:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::listener_count (line 117) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:118:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::listeners (line 176) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:177:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::emit (line 71) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:72:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - EventEmitter<T>::on (line 54) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:55:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let events = EventEmitter::new();
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use events_emitter::EventEmitter;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]  --> src/lib.rs:14:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | events.on("hello", |x| { println!("{}", x) });
[INFO] [stdout]   |        ^^ doesn't have a size known at compile-time
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]  --> src/lib.rs:15:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | events.emit("hello", "word");
[INFO] [stdout]   |        ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 6  | let events = EventEmitter::new();
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by `EventEmitter::<T>::new`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new () -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 6  | let events = EventEmitter::new();
[INFO] [stdout]    |              ^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by a bound in `EventEmitter`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct EventEmitter<T> {
[INFO] [stdout]    |                         ^ required by this bound in `EventEmitter`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `remove` exists for struct `EventEmitter<str>`, but its trait bounds were not satisfied
[INFO] [stdout]  --> src/lib.rs:16:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | events.remove("hello");
[INFO] [stdout]   |        ^^^^^^ method cannot be called on `EventEmitter<str>` due to unsatisfied trait bounds
[INFO] [stdout]   |
[INFO] [stdout]   = note: the following trait bounds were not satisfied:
[INFO] [stdout]           `str: Sized`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::emit (line 71)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::event_names (line 100)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::listener_count (line 117)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::listeners (line 176)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::new (line 40)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::on (line 54)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::once (line 136)
[INFO] [stdout]     src/lib.rs - EventEmitter<T>::remove (line 151)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 9 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f678aa31d357abb25013df3451edbd04b5ee2570a3cb3af1b35e73a1f2c2d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f678aa31d357abb25013df3451edbd04b5ee2570a3cb3af1b35e73a1f2c2d95", kill_on_drop: false }`
[INFO] [stdout] 0f678aa31d357abb25013df3451edbd04b5ee2570a3cb3af1b35e73a1f2c2d95