[INFO] fetching crate easy_prefs 3.0.1...
[INFO] testing easy_prefs-3.0.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate easy_prefs 3.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate easy_prefs 3.0.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate easy_prefs 3.0.1
[INFO] tweaked toml for crates.io crate easy_prefs 3.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate easy_prefs 3.0.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate easy_prefs 3.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e76642ff944680cd35286e9a110d639ade8b4d565a8cf4d11e2c2be771ba1fa
[INFO] running `Command { std: "docker" "start" "-a" "7e76642ff944680cd35286e9a110d639ade8b4d565a8cf4d11e2c2be771ba1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e76642ff944680cd35286e9a110d639ade8b4d565a8cf4d11e2c2be771ba1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e76642ff944680cd35286e9a110d639ade8b4d565a8cf4d11e2c2be771ba1fa", kill_on_drop: false }`
[INFO] [stdout] 7e76642ff944680cd35286e9a110d639ade8b4d565a8cf4d11e2c2be771ba1fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2be2867f4d85fbef95e3b274b8a779ae5447a72fa30ab3bf57aeb9ac7dc2bcb
[INFO] running `Command { std: "docker" "start" "-a" "d2be2867f4d85fbef95e3b274b8a779ae5447a72fa30ab3bf57aeb9ac7dc2bcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling tempfile v3.17.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]    Compiling toml v0.8.20
[INFO] [stderr]    Compiling easy_prefs v3.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.48s
[INFO] running `Command { std: "docker" "inspect" "d2be2867f4d85fbef95e3b274b8a779ae5447a72fa30ab3bf57aeb9ac7dc2bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2be2867f4d85fbef95e3b274b8a779ae5447a72fa30ab3bf57aeb9ac7dc2bcb", kill_on_drop: false }`
[INFO] [stdout] d2be2867f4d85fbef95e3b274b8a779ae5447a72fa30ab3bf57aeb9ac7dc2bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87957a5e6f1bbd6988632adbb6db19a4ead603becbf355998ddea99fcb062431
[INFO] running `Command { std: "docker" "start" "-a" "87957a5e6f1bbd6988632adbb6db19a4ead603becbf355998ddea99fcb062431", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.50
[INFO] [stderr]    Compiling js-sys v0.3.77
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.50
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.50
[INFO] [stderr]    Compiling easy_prefs v3.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `wasm_usage`
[INFO] [stdout]   --> examples/wasm_usage.rs:83:2
[INFO] [stdout]    |
[INFO] [stdout] 83 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/wasm_usage.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `easy_prefs` (example "wasm_usage") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:408:29
[INFO] [stdout]     |
[INFO] [stdout] 408 |                   pub fn edit(&mut self) -> [<$name EditGuard>] {
[INFO] [stdout]     |                               ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 470 | /     easy_prefs! {
[INFO] [stdout] 471 | |         /// Original test preferences.
[INFO] [stdout] 472 | |         struct TestEasyPreferences {
[INFO] [stdout] 473 | |             pub bool1_default_true: bool = true => "bool1_default_true",
[INFO] [stdout] ...   |
[INFO] [stdout] 478 | |         }, "test-easy-prefs"
[INFO] [stdout] 479 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `easy_prefs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 pub fn edit(&mut self) -> [<$name EditGuard>]<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:408:29
[INFO] [stdout]     |
[INFO] [stdout] 408 |                   pub fn edit(&mut self) -> [<$name EditGuard>] {
[INFO] [stdout]     |                               ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 482 | /     easy_prefs! {
[INFO] [stdout] 483 | |         /// Updated test preferences for schema evolution.
[INFO] [stdout] 484 | |         pub struct TestEasyPreferencesUpdated {
[INFO] [stdout] 485 | |             pub bool2_default_true_renamed: bool = true => "bool2_default_true",
[INFO] [stdout] ...   |
[INFO] [stdout] 490 | |         }, "test-easy-prefs"
[INFO] [stdout] 491 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `easy_prefs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 pub fn edit(&mut self) -> [<$name EditGuard>]<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87957a5e6f1bbd6988632adbb6db19a4ead603becbf355998ddea99fcb062431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87957a5e6f1bbd6988632adbb6db19a4ead603becbf355998ddea99fcb062431", kill_on_drop: false }`
[INFO] [stdout] 87957a5e6f1bbd6988632adbb6db19a4ead603becbf355998ddea99fcb062431