[INFO] fetching crate events_emitter 0.1.3...
[INFO] testing events_emitter-0.1.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate events_emitter 0.1.3 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate events_emitter 0.1.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28ddddd01471438ab4b9bf28a4c26c2947541a33085a1e72461ed6945e605060
[INFO] running `Command { std: "docker" "start" "-a" "28ddddd01471438ab4b9bf28a4c26c2947541a33085a1e72461ed6945e605060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28ddddd01471438ab4b9bf28a4c26c2947541a33085a1e72461ed6945e605060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ddddd01471438ab4b9bf28a4c26c2947541a33085a1e72461ed6945e605060", kill_on_drop: false }`
[INFO] [stdout] 28ddddd01471438ab4b9bf28a4c26c2947541a33085a1e72461ed6945e605060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d5c6f5f35ebb7269b7d2bb5b65cf1249378d14938de95db048fa84285cd4f6
[INFO] running `Command { std: "docker" "start" "-a" "07d5c6f5f35ebb7269b7d2bb5b65cf1249378d14938de95db048fa84285cd4f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling events_emitter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "07d5c6f5f35ebb7269b7d2bb5b65cf1249378d14938de95db048fa84285cd4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d5c6f5f35ebb7269b7d2bb5b65cf1249378d14938de95db048fa84285cd4f6", kill_on_drop: false }`
[INFO] [stdout] 07d5c6f5f35ebb7269b7d2bb5b65cf1249378d14938de95db048fa84285cd4f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca482cd856dd7376087797090e5cccfe3aca48210b3be1ad3b3af3174e9a198
[INFO] running `Command { std: "docker" "start" "-a" "aca482cd856dd7376087797090e5cccfe3aca48210b3be1ad3b3af3174e9a198", kill_on_drop: false }`
[INFO] [stderr]    Compiling events_emitter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "aca482cd856dd7376087797090e5cccfe3aca48210b3be1ad3b3af3174e9a198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca482cd856dd7376087797090e5cccfe3aca48210b3be1ad3b3af3174e9a198", kill_on_drop: false }`
[INFO] [stdout] aca482cd856dd7376087797090e5cccfe3aca48210b3be1ad3b3af3174e9a198
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e17821f3a53644bec1a7fa47980b5039dd9af194b10a657f84132db6051b9808
[INFO] running `Command { std: "docker" "start" "-a" "e17821f3a53644bec1a7fa47980b5039dd9af194b10a657f84132db6051b9808", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/events_emitter-e3fae444dd60f068)
[INFO] [stderr]    Doc-tests events_emitter
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::on (line 54) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::listener_count (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::once (line 136) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::event_names (line 100) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::emit (line 71) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::listeners (line 176) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::new (line 40) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::remove (line 151) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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 - 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>::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>::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>::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>::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>::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>::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 - (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] 
[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]   ::: /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]    = help: the trait `Sized` is not implemented for `str`
[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] [stderr] error: test failed, to rerun pass '--doc'
[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 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e17821f3a53644bec1a7fa47980b5039dd9af194b10a657f84132db6051b9808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17821f3a53644bec1a7fa47980b5039dd9af194b10a657f84132db6051b9808", kill_on_drop: false }`
[INFO] [stdout] e17821f3a53644bec1a7fa47980b5039dd9af194b10a657f84132db6051b9808