[INFO] fetching crate EventEmitter 0.0.4...
[INFO] testing EventEmitter-0.0.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate EventEmitter 0.0.4 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate EventEmitter 0.0.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13dd7aea4928d38df93e062d700ac39435420bbef9f2b08750080e14b0c9096a
[INFO] running `Command { std: "docker" "start" "-a" "13dd7aea4928d38df93e062d700ac39435420bbef9f2b08750080e14b0c9096a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13dd7aea4928d38df93e062d700ac39435420bbef9f2b08750080e14b0c9096a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13dd7aea4928d38df93e062d700ac39435420bbef9f2b08750080e14b0c9096a", kill_on_drop: false }`
[INFO] [stdout] 13dd7aea4928d38df93e062d700ac39435420bbef9f2b08750080e14b0c9096a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf005bb647ab0ad13c8c166bcf5dbf73c081ab42dc8e9aee597e4da444dd85aa
[INFO] running `Command { std: "docker" "start" "-a" "cf005bb647ab0ad13c8c166bcf5dbf73c081ab42dc8e9aee597e4da444dd85aa", 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "cf005bb647ab0ad13c8c166bcf5dbf73c081ab42dc8e9aee597e4da444dd85aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf005bb647ab0ad13c8c166bcf5dbf73c081ab42dc8e9aee597e4da444dd85aa", kill_on_drop: false }`
[INFO] [stdout] cf005bb647ab0ad13c8c166bcf5dbf73c081ab42dc8e9aee597e4da444dd85aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9348d78423813f9385021e9c4e8ee29af2ad37944f359d567ebcd9a15a3f9340
[INFO] running `Command { std: "docker" "start" "-a" "9348d78423813f9385021e9c4e8ee29af2ad37944f359d567ebcd9a15a3f9340", 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)]` (part of `#[warn(nonstandard_style)]`) 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 0.20s
[INFO] running `Command { std: "docker" "inspect" "9348d78423813f9385021e9c4e8ee29af2ad37944f359d567ebcd9a15a3f9340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9348d78423813f9385021e9c4e8ee29af2ad37944f359d567ebcd9a15a3f9340", kill_on_drop: false }`
[INFO] [stdout] 9348d78423813f9385021e9c4e8ee29af2ad37944f359d567ebcd9a15a3f9340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c800f5cf5000c8d5061ce480428290861af9b634d0f6e18820320909318a35cd
[INFO] running `Command { std: "docker" "start" "-a" "c800f5cf5000c8d5061ce480428290861af9b634d0f6e18820320909318a35cd", 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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `EventEmitter` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/EventEmitter-82eeec0126dbec43)
[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] 15 | extern crate r#EventEmitter;
[INFO] [stdout]    | ---------------------------- previous import of the extern crate `EventEmitter` here
[INFO] [stdout] 16 | use std::sync::{Arc};
[INFO] [stdout] 17 | 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] 17 | 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] 20 |     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 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c800f5cf5000c8d5061ce480428290861af9b634d0f6e18820320909318a35cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c800f5cf5000c8d5061ce480428290861af9b634d0f6e18820320909318a35cd", kill_on_drop: false }`
[INFO] [stdout] c800f5cf5000c8d5061ce480428290861af9b634d0f6e18820320909318a35cd