[INFO] fetching crate events_emitter 0.1.3...
[INFO] testing events_emitter-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate events_emitter 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate events_emitter 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9ed00f03ce69094eb03f35c244271e5b03f3fc83b956d3b27de18e2eea70d7a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9ed00f03ce69094eb03f35c244271e5b03f3fc83b956d3b27de18e2eea70d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9ed00f03ce69094eb03f35c244271e5b03f3fc83b956d3b27de18e2eea70d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ed00f03ce69094eb03f35c244271e5b03f3fc83b956d3b27de18e2eea70d7a", kill_on_drop: false }`
[INFO] [stdout] b9ed00f03ce69094eb03f35c244271e5b03f3fc83b956d3b27de18e2eea70d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38141e1d79f9240967e7e9fef6249e14b5cfc3b092ff4251a1994b5ae9ae3bb4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "38141e1d79f9240967e7e9fef6249e14b5cfc3b092ff4251a1994b5ae9ae3bb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling events_emitter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "38141e1d79f9240967e7e9fef6249e14b5cfc3b092ff4251a1994b5ae9ae3bb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38141e1d79f9240967e7e9fef6249e14b5cfc3b092ff4251a1994b5ae9ae3bb4", kill_on_drop: false }`
[INFO] [stdout] 38141e1d79f9240967e7e9fef6249e14b5cfc3b092ff4251a1994b5ae9ae3bb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eff5ed7d4ab24aa7492c58bf3971ff6054ac7cecba66d6048c4652a9acd7e05
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0eff5ed7d4ab24aa7492c58bf3971ff6054ac7cecba66d6048c4652a9acd7e05", kill_on_drop: false }`
[INFO] [stderr]    Compiling events_emitter v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "0eff5ed7d4ab24aa7492c58bf3971ff6054ac7cecba66d6048c4652a9acd7e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eff5ed7d4ab24aa7492c58bf3971ff6054ac7cecba66d6048c4652a9acd7e05", kill_on_drop: false }`
[INFO] [stdout] 0eff5ed7d4ab24aa7492c58bf3971ff6054ac7cecba66d6048c4652a9acd7e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f21bde9995e211cb625e36e71bfcd4f0f30749119db928237fd084b723dae5d4
[INFO] running `Command { std: "docker" "start" "-a" "f21bde9995e211cb625e36e71bfcd4f0f30749119db928237fd084b723dae5d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/events_emitter-508e0bf28d9bb219
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests events_emitter
[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>::listeners (line 176) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::emit (line 71) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::remove (line 151) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::once (line 136) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::on (line 54) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::new (line 40) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::event_names (line 100) ... FAILED
[INFO] [stdout] test src/lib.rs - EventEmitter<T>::listener_count (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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>::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>::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>::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>::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>::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>::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 - (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[E0599]: no method named `remove` found for struct `EventEmitter<str>` in the current scope
[INFO] [stdout]  --> src/lib.rs:16:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | events.remove("hello");
[INFO] [stdout]   |        ^^^^^^ method not found in `EventEmitter<str>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the method `remove` exists but the following trait bounds were not satisfied:
[INFO] [stdout]           `str: Sized`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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 1.29s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "f21bde9995e211cb625e36e71bfcd4f0f30749119db928237fd084b723dae5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21bde9995e211cb625e36e71bfcd4f0f30749119db928237fd084b723dae5d4", kill_on_drop: false }`
[INFO] [stdout] f21bde9995e211cb625e36e71bfcd4f0f30749119db928237fd084b723dae5d4