[INFO] fetching crate easy-ext 1.0.1...
[INFO] testing easy-ext-1.0.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate easy-ext 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate easy-ext 1.0.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easy-ext 1.0.1
[INFO] finished tweaking crates.io crate easy-ext 1.0.1
[INFO] tweaked toml for crates.io crate easy-ext 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 582efc753b56496c2f1d6948201acc9943b88d179738e433e76cd194664df51c
[INFO] running `Command { std: "docker" "start" "-a" "582efc753b56496c2f1d6948201acc9943b88d179738e433e76cd194664df51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "582efc753b56496c2f1d6948201acc9943b88d179738e433e76cd194664df51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "582efc753b56496c2f1d6948201acc9943b88d179738e433e76cd194664df51c", kill_on_drop: false }`
[INFO] [stdout] 582efc753b56496c2f1d6948201acc9943b88d179738e433e76cd194664df51c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef630b493c39cf96817ad535d0714171d09e48bf9270bf2c62967342007ed95d
[INFO] running `Command { std: "docker" "start" "-a" "ef630b493c39cf96817ad535d0714171d09e48bf9270bf2c62967342007ed95d", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy-ext v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "ef630b493c39cf96817ad535d0714171d09e48bf9270bf2c62967342007ed95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef630b493c39cf96817ad535d0714171d09e48bf9270bf2c62967342007ed95d", kill_on_drop: false }`
[INFO] [stdout] ef630b493c39cf96817ad535d0714171d09e48bf9270bf2c62967342007ed95d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09f88332b4f7ed22f7756636ec34f5fb5e5a6332b5104da8f017b02cb68d934d
[INFO] running `Command { std: "docker" "start" "-a" "09f88332b4f7ed22f7756636ec34f5fb5e5a6332b5104da8f017b02cb68d934d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling easy-ext v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling serde_spanned v0.6.6
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling toml_edit v0.22.13
[INFO] [stderr]    Compiling toml v0.8.13
[INFO] [stderr]    Compiling trybuild v1.0.96
[INFO] [stdout] warning: methods `method3` and `method4` are never used
[INFO] [stdout]    --> tests/test.rs:188:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     #[ext(Ext1)]
[INFO] [stdout]     |           ---- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 188 |         fn method3(mut self) -> Option<Self::Item2> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 191 |         fn method4(mut self) -> Option<<I as Ext1>::Item3> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Ext2` is never used
[INFO] [stdout]    --> tests/test.rs:209:11
[INFO] [stdout]     |
[INFO] [stdout] 209 |     #[ext(Ext2)]
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Ext` is never used
[INFO] [stdout]    --> tests/test.rs:227:11
[INFO] [stdout]     |
[INFO] [stdout] 227 |     #[ext(Ext)]
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:233:11
[INFO] [stdout]     |
[INFO] [stdout] 233 |     trait Trait<T = ()> {}
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `abi2` and `unsafe_abi2` are never used
[INFO] [stdout]    --> tests/test.rs:328:23
[INFO] [stdout]     |
[INFO] [stdout] 323 |     #[ext(E1)]
[INFO] [stdout]     |           -- associated functions in this trait
[INFO] [stdout] ...
[INFO] [stdout] 328 |         extern "C" fn abi2() {}
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 329 |         unsafe extern "C" fn unsafe_abi1() {}
[INFO] [stdout] 330 |         unsafe extern "C" fn unsafe_abi2() {}
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `S3` is never constructed
[INFO] [stdout]    --> tests/test.rs:455:12
[INFO] [stdout]     |
[INFO] [stdout] 455 |     struct S3<T, const CAP: char>(T);
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `E2` is never used
[INFO] [stdout]    --> tests/test.rs:457:11
[INFO] [stdout]     |
[INFO] [stdout] 457 |     #[ext(E2)]
[INFO] [stdout]     |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Ext` is never used
[INFO] [stdout]    --> tests/test.rs:480:11
[INFO] [stdout]     |
[INFO] [stdout] 480 |     #[ext(Ext)]
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:486:11
[INFO] [stdout]     |
[INFO] [stdout] 486 |     trait Trait<const N: usize = 3> {}
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Ext2` is never used
[INFO] [stdout]    --> tests/test.rs:491:11
[INFO] [stdout]     |
[INFO] [stdout] 491 |     #[ext(Ext2)]
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `b` is never used
[INFO] [stdout]    --> tests/test.rs:519:18
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 #[ext]
[INFO] [stdout]     |                 ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 519 |         [pub, fn b]
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `c` is never used
[INFO] [stdout]    --> tests/test.rs:520:25
[INFO] [stdout]     |
[INFO] [stdout] 504 |                 #[ext]
[INFO] [stdout]     |                 ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 520 |         [pub, unsafe fn c]
[INFO] [stdout]     |                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:528:15
[INFO] [stdout]     |
[INFO] [stdout] 528 |     pub trait Trait<T> {}
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `foo2` is never used
[INFO] [stdout]   --> tests/test.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |     #[ext]
[INFO] [stdout]    |     ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 65 |         pub fn foo2(&self, pat: &str) -> String {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `foo4` is never used
[INFO] [stdout]   --> tests/test.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     #[ext]
[INFO] [stdout]    |     ------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 85 |         fn foo4(&self, pat: &str) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `E4` is never used
[INFO] [stdout]   --> tests/test.rs:93:15
[INFO] [stdout]    |
[INFO] [stdout] 93 |         #[ext(E4)]
[INFO] [stdout]    |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `E6` is never used
[INFO] [stdout]    --> tests/test.rs:111:15
[INFO] [stdout]     |
[INFO] [stdout] 111 |         #[ext(E6)]
[INFO] [stdout]     |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "09f88332b4f7ed22f7756636ec34f5fb5e5a6332b5104da8f017b02cb68d934d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f88332b4f7ed22f7756636ec34f5fb5e5a6332b5104da8f017b02cb68d934d", kill_on_drop: false }`
[INFO] [stdout] 09f88332b4f7ed22f7756636ec34f5fb5e5a6332b5104da8f017b02cb68d934d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27216a74c20d2abb36591f5a730d8e9241aed5cb3c7ec2d4f1c6fd57c0d1f74e
[INFO] running `Command { std: "docker" "start" "-a" "27216a74c20d2abb36591f5a730d8e9241aed5cb3c7ec2d4f1c6fd57c0d1f74e", kill_on_drop: false }`
[INFO] [stderr] warning: methods `method3` and `method4` are never used
[INFO] [stderr]    --> tests/test.rs:188:12
[INFO] [stderr]     |
[INFO] [stderr] 176 |     #[ext(Ext1)]
[INFO] [stderr]     |           ---- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 188 |         fn method3(mut self) -> Option<Self::Item2> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 191 |         fn method4(mut self) -> Option<<I as Ext1>::Item3> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Ext2` is never used
[INFO] [stderr]    --> tests/test.rs:209:11
[INFO] [stderr]     |
[INFO] [stderr] 209 |     #[ext(Ext2)]
[INFO] [stderr]     |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Ext` is never used
[INFO] [stderr]    --> tests/test.rs:227:11
[INFO] [stderr]     |
[INFO] [stderr] 227 |     #[ext(Ext)]
[INFO] [stderr]     |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Trait` is never used
[INFO] [stderr]    --> tests/test.rs:233:11
[INFO] [stderr]     |
[INFO] [stderr] 233 |     trait Trait<T = ()> {}
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `abi2` and `unsafe_abi2` are never used
[INFO] [stderr]    --> tests/test.rs:328:23
[INFO] [stderr]     |
[INFO] [stderr] 323 |     #[ext(E1)]
[INFO] [stderr]     |           -- associated functions in this trait
[INFO] [stderr] ...
[INFO] [stderr] 328 |         extern "C" fn abi2() {}
[INFO] [stderr]     |                       ^^^^
[INFO] [stderr] 329 |         unsafe extern "C" fn unsafe_abi1() {}
[INFO] [stderr] 330 |         unsafe extern "C" fn unsafe_abi2() {}
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `S3` is never constructed
[INFO] [stderr]    --> tests/test.rs:455:12
[INFO] [stderr]     |
[INFO] [stderr] 455 |     struct S3<T, const CAP: char>(T);
[INFO] [stderr]     |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `E2` is never used
[INFO] [stderr]    --> tests/test.rs:457:11
[INFO] [stderr]     |
[INFO] [stderr] 457 |     #[ext(E2)]
[INFO] [stderr]     |           ^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Ext` is never used
[INFO] [stderr]    --> tests/test.rs:480:11
[INFO] [stderr]     |
[INFO] [stderr] 480 |     #[ext(Ext)]
[INFO] [stderr]     |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Trait` is never used
[INFO] [stderr]    --> tests/test.rs:486:11
[INFO] [stderr]     |
[INFO] [stderr] 486 |     trait Trait<const N: usize = 3> {}
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Ext2` is never used
[INFO] [stderr]    --> tests/test.rs:491:11
[INFO] [stderr]     |
[INFO] [stderr] 491 |     #[ext(Ext2)]
[INFO] [stderr]     |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `b` is never used
[INFO] [stderr]    --> tests/test.rs:519:18
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 #[ext]
[INFO] [stderr]     |                 ------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 519 |         [pub, fn b]
[INFO] [stderr]     |                  ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method `c` is never used
[INFO] [stderr]    --> tests/test.rs:520:25
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 #[ext]
[INFO] [stderr]     |                 ------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 520 |         [pub, unsafe fn c]
[INFO] [stderr]     |                         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Trait` is never used
[INFO] [stderr]    --> tests/test.rs:528:15
[INFO] [stderr]     |
[INFO] [stderr] 528 |     pub trait Trait<T> {}
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `foo2` is never used
[INFO] [stderr]   --> tests/test.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 61 |     #[ext]
[INFO] [stderr]    |     ------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 65 |         pub fn foo2(&self, pat: &str) -> String {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `foo4` is never used
[INFO] [stderr]   --> tests/test.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     #[ext]
[INFO] [stderr]    |     ------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 85 |         fn foo4(&self, pat: &str) -> String {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `E4` is never used
[INFO] [stderr]   --> tests/test.rs:93:15
[INFO] [stderr]    |
[INFO] [stderr] 93 |         #[ext(E4)]
[INFO] [stderr]    |               ^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `E6` is never used
[INFO] [stderr]    --> tests/test.rs:111:15
[INFO] [stderr]     |
[INFO] [stderr] 111 |         #[ext(E6)]
[INFO] [stderr]     |               ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `easy-ext` (test "test") generated 17 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/easy_ext-d69c31dc3865b790)
[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]      Running tests/compiletest.rs (/opt/rustwide/target/debug/deps/compiletest-2fc033bfef90b4de)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding easy-ext-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/easy-ext)
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling easy-ext v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling easy-ext-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/easy-ext)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.63s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/invalid.rs [should fail to compile] ... ok
[INFO] [stderr] test tests/ui/maybe.rs [should fail to compile] ... ok
[INFO] [stderr] test tests/ui/visibility.rs [should fail to compile] ... ok
[INFO] [stderr] test tests/run-pass/associated_type_bounds.rs [should pass] ... ok
[INFO] [stderr] 
[INFO] [stderr] WARNINGS:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/run-pass/associated_type_bounds.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(associated_type_bounds)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] STDERR:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> /opt/rustwide/workdir/tests/run-pass/associated_type_bounds.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(associated_type_bounds)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] test tests/run-pass/const_trait_impl.rs [should pass] ... ok
[INFO] [stderr] test tests/run-pass/generic_associated_types.rs [should pass] ... ok
[INFO] [stderr] test tests/run-pass/min_specialization.rs [should pass] ... ok
[INFO] [stderr] test tests/run-pass/specialization.rs [should pass] ... ok
[INFO] [stderr] test tests/run-pass/type_alias_impl_trait.rs [should pass] ... error
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stderr]   --> tests/run-pass/type_alias_impl_trait.rs:10:18
[INFO] [stderr]    |
[INFO] [stderr] 10 |     type Assoc = impl Iterator<Item = T>;
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stderr]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test ui ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- ui stdout ----
[INFO] [stdout] thread 'ui' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trybuild-1.0.96/src/run.rs:101:13:
[INFO] [stdout] 1 of 9 tests failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555d3f5225e5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x555d3f5225e5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x555d3f5225e5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x555d3f5225e5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x555d3f54c14b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x555d3f54c14b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x555d3f51f2cf - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x555d3f5223be - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x555d3f5223be - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x555d3f523de9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x555d3f523aae - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x555d3f4f28ea - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x555d3f4f28ea - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x555d3f5243eb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x555d3f5243eb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x555d3f524164 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x555d3f522aa9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x555d3f523e97 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x555d3f213a73 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x555d3f287737 - trybuild::run::<impl trybuild::Runner>::run::h6296b8a23fa0a4cd
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trybuild-1.0.96/src/run.rs:101:13
[INFO] [stdout]   20:     0x555d3f28d238 - <trybuild::TestCases as core::ops::drop::Drop>::drop::h750f0e458e3aeb12
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/trybuild-1.0.96/src/lib.rs:318:13
[INFO] [stdout]   21:     0x555d3f2146f7 - core::ptr::drop_in_place<trybuild::TestCases>::h6ba15209c4401f29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ptr/mod.rs:542:1
[INFO] [stdout]   22:     0x555d3f2157ae - compiletest::ui::h93a076993d1bc4d1
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/compiletest.rs:15:1
[INFO] [stdout]   23:     0x555d3f215697 - compiletest::ui::{{closure}}::h16efbaea3efcf972
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/compiletest.rs:7:8
[INFO] [stdout]   24:     0x555d3f214666 - core::ops::function::FnOnce::call_once::hae7af3df9cc8dc3f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x555d3f4f72cb - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x555d3f4f72cb - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   27:     0x555d3f4f69d1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   28:     0x555d3f4f69d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x555d3f4f69d1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   30:     0x555d3f4f69d1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   31:     0x555d3f4f69d1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   32:     0x555d3f4f69d1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   33:     0x555d3f4f69d1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   34:     0x555d3f4bf394 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   35:     0x555d3f4bf394 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x555d3f4c3dc2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   37:     0x555d3f4c3dc2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x555d3f4c3dc2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   39:     0x555d3f4c3dc2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   40:     0x555d3f4c3dc2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   41:     0x555d3f4c3dc2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   42:     0x555d3f4c3dc2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x555d3f5299bb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x555d3f5299bb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   45:     0x555d3f5299bb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fe9573edac3 - <unknown>
[INFO] [stdout]   47:     0x7fe95747ea04 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     ui
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.22s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test compiletest`
[INFO] running `Command { std: "docker" "inspect" "27216a74c20d2abb36591f5a730d8e9241aed5cb3c7ec2d4f1c6fd57c0d1f74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27216a74c20d2abb36591f5a730d8e9241aed5cb3c7ec2d4f1c6fd57c0d1f74e", kill_on_drop: false }`
[INFO] [stdout] 27216a74c20d2abb36591f5a730d8e9241aed5cb3c7ec2d4f1c6fd57c0d1f74e
