[INFO] fetching crate EventEmitter 0.0.4...
[INFO] testing EventEmitter-0.0.4 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate EventEmitter 0.0.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate EventEmitter 0.0.4
[INFO] finished tweaking crates.io crate EventEmitter 0.0.4
[INFO] tweaked toml for crates.io crate EventEmitter 0.0.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate EventEmitter 0.0.4 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac0a8f81567c693937741d7ac6e1704f060a390efdd053b7f0102915ac208ee7
[INFO] running `Command { std: "docker" "start" "-a" "ac0a8f81567c693937741d7ac6e1704f060a390efdd053b7f0102915ac208ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac0a8f81567c693937741d7ac6e1704f060a390efdd053b7f0102915ac208ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0a8f81567c693937741d7ac6e1704f060a390efdd053b7f0102915ac208ee7", kill_on_drop: false }`
[INFO] [stdout] ac0a8f81567c693937741d7ac6e1704f060a390efdd053b7f0102915ac208ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87ee3f6f7178cfb003099e3dbc39db48120154f6383e72b82ce24c2a20923db4
[INFO] running `Command { std: "docker" "start" "-a" "87ee3f6f7178cfb003099e3dbc39db48120154f6383e72b82ce24c2a20923db4", kill_on_drop: false }`
[INFO] [stderr]    Compiling EventEmitter v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `EventEmitter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `event_emitter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "87ee3f6f7178cfb003099e3dbc39db48120154f6383e72b82ce24c2a20923db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ee3f6f7178cfb003099e3dbc39db48120154f6383e72b82ce24c2a20923db4", kill_on_drop: false }`
[INFO] [stdout] 87ee3f6f7178cfb003099e3dbc39db48120154f6383e72b82ce24c2a20923db4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6659e439747a1578ebe1bf26925f88d00f0b0f6ebe17c5e286f2a8f20bbbc561
[INFO] running `Command { std: "docker" "start" "-a" "6659e439747a1578ebe1bf26925f88d00f0b0f6ebe17c5e286f2a8f20bbbc561", kill_on_drop: false }`
[INFO] [stdout] warning: crate `EventEmitter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `event_emitter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling EventEmitter v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "6659e439747a1578ebe1bf26925f88d00f0b0f6ebe17c5e286f2a8f20bbbc561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6659e439747a1578ebe1bf26925f88d00f0b0f6ebe17c5e286f2a8f20bbbc561", kill_on_drop: false }`
[INFO] [stdout] 6659e439747a1578ebe1bf26925f88d00f0b0f6ebe17c5e286f2a8f20bbbc561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aefd7e2b53495152d7ca4df298d9ef7bf67bc41a183988a3192b745ec6597812
[INFO] running `Command { std: "docker" "start" "-a" "aefd7e2b53495152d7ca4df298d9ef7bf67bc41a183988a3192b745ec6597812", kill_on_drop: false }`
[INFO] [stderr] warning: crate `EventEmitter` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `event_emitter`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `EventEmitter` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/EventEmitter-751eeee98c3a31af)
[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] [stderr]    Doc-tests EventEmitter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - EventEmitter::new (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - EventEmitter::new (line 14) stdout ----
[INFO] [stdout] error[E0254]: the name `EventEmitter` is defined multiple times
[INFO] [stdout]  --> src/lib.rs:17:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate r#EventEmitter;
[INFO] [stdout]   | ---------------------------- previous import of the extern crate `EventEmitter` here
[INFO] [stdout] 4 | use std::sync::{Arc};
[INFO] [stdout] 5 | use EventEmitter::EventEmitter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ `EventEmitter` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EventEmitter` must be defined only once in the type namespace of this module
[INFO] [stdout] help: you can use `as` to change the binding name of the import
[INFO] [stdout]   |
[INFO] [stdout] 5 | use EventEmitter::EventEmitter as OtherEventEmitter;
[INFO] [stdout]   |                                ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `new` in crate `EventEmitter`
[INFO] [stdout]  --> src/lib.rs:20:33
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let emitter = EventEmitter::new();
[INFO] [stdout]   |                                 ^^^ not found in `EventEmitter`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0254, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0254`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - EventEmitter::new (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "aefd7e2b53495152d7ca4df298d9ef7bf67bc41a183988a3192b745ec6597812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aefd7e2b53495152d7ca4df298d9ef7bf67bc41a183988a3192b745ec6597812", kill_on_drop: false }`
[INFO] [stdout] aefd7e2b53495152d7ca4df298d9ef7bf67bc41a183988a3192b745ec6597812
