[INFO] cloning repository https://github.com/oosquare/iocc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oosquare/iocc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foosquare%2Fiocc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foosquare%2Fiocc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d27ec0b7f904cba5f7513725157240aaa271078c
[INFO] checking oosquare/iocc against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foosquare%2Fiocc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/oosquare/iocc
[INFO] finished tweaking git repo https://github.com/oosquare/iocc
[INFO] tweaked toml for git repo https://github.com/oosquare/iocc written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oosquare/iocc on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oosquare/iocc 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef5918cee141b003941042bbdf382c5729dd2b73abe4e4d954d7b093af33234e
[INFO] running `Command { std: "docker" "start" "-a" "ef5918cee141b003941042bbdf382c5729dd2b73abe4e4d954d7b093af33234e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef5918cee141b003941042bbdf382c5729dd2b73abe4e4d954d7b093af33234e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5918cee141b003941042bbdf382c5729dd2b73abe4e4d954d7b093af33234e", kill_on_drop: false }`
[INFO] [stdout] ef5918cee141b003941042bbdf382c5729dd2b73abe4e4d954d7b093af33234e
[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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5d3433c70b57a5ff306f3fa5b3e3bded328a0dbf28b06d04ffe0ce424d00e47
[INFO] running `Command { std: "docker" "start" "-a" "a5d3433c70b57a5ff306f3fa5b3e3bded328a0dbf28b06d04ffe0ce424d00e47", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking oneshot v0.1.11
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking proc-macro2 v1.0.94
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking toml_edit v0.22.24
[INFO] [stderr]     Checking iocc-derive v0.1.0 (/opt/rustwide/workdir/src/iocc-derive)
[INFO] [stderr]    Compiling snafu-derive v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking toml v0.8.20
[INFO] [stderr]     Checking snafu v0.8.5
[INFO] [stderr]     Checking iocc v0.1.0 (/opt/rustwide/workdir/src/iocc)
[INFO] [stderr]     Checking mockall v0.13.1
[INFO] [stderr]     Checking trybuild v1.0.104
[INFO] [stdout] error: this type will no longer be must used: Result<ConsoleLogger, Infallible>
[INFO] [stdout]   --> src/iocc/examples/greeter.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | #[component(Arc<dyn Logger>, Arc::new)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the attribute macro `component` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<EnglishGreeter, Infallible>
[INFO] [stdout]   --> src/iocc/examples/greeter.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | #[component(Arc<dyn Greeter>, Arc::new)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `component` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<ChineseGreeter, Infallible>
[INFO] [stdout]    --> src/iocc/examples/greeter.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | #[component(Arc<dyn Greeter>, Arc::new)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `component` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<App, Infallible>
[INFO] [stdout]    --> src/iocc/examples/greeter.rs:133:1
[INFO] [stdout]     |
[INFO] [stdout] 133 | #[component(Arc<App>, Arc::new)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `component` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iocc` (example "greeter") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Test, Infallible>
[INFO] [stdout]   --> src/iocc/tests/all-attributes.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[component]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the attribute macro `component` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(i64, f64), Infallible>
[INFO] [stdout]   --> src/iocc/tests/all-attributes.rs:65:42
[INFO] [stdout]    |
[INFO] [stdout] 65 |             .to_closure(|c: i64, d: f64| Ok::<_, Infallible>((c, d)))
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iocc` (test "all-attributes") due to 2 previous errors
[INFO] [stdout] warning: struct `DslCompilationTest` is never constructed
[INFO] [stdout]   --> src/iocc/src/module/dsl/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     struct DslCompilationTest;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TestTrait` is never used
[INFO] [stdout]   --> src/iocc/src/module/dsl/mod.rs:98:11
[INFO] [stdout]    |
[INFO] [stdout] 98 |     trait TestTrait: Send + Sync + 'static {}
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestDynObject` is never constructed
[INFO] [stdout]    --> src/iocc/src/module/dsl/mod.rs:100:12
[INFO] [stdout]     |
[INFO] [stdout] 100 |     struct TestDynObject;
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestObject` is never constructed
[INFO] [stdout]    --> src/iocc/src/module/dsl/mod.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 |     struct TestObject;
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::sync::Arc<core::tests::TestObject>, Infallible>
[INFO] [stdout]    --> src/iocc/src/container/core.rs:326:24
[INFO] [stdout]     |
[INFO] [stdout] 326 |                       Ok(Ok::<_, Infallible>(Arc::new(TestObject {
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 327 | |                         id,
[INFO] [stdout] 328 | |                         sub_even: None,
[INFO] [stdout] 329 | |                         sub_odd: None,
[INFO] [stdout] 330 | |                     })))
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::sync::Arc<core::tests::TestObject>, Infallible>
[INFO] [stdout]    --> src/iocc/src/container/core.rs:332:24
[INFO] [stdout]     |
[INFO] [stdout] 332 |                       Ok(Ok::<_, Infallible>(Arc::new(TestObject {
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 333 | |                         id,
[INFO] [stdout] 334 | |                         sub_even: Some(injector.get(key::qualified(id - 2))?),
[INFO] [stdout] 335 | |                         sub_odd: Some(injector.get(key::qualified(id - 1))?),
[INFO] [stdout] 336 | |                     })))
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::sync::Arc<core::tests::TestObject>, Infallible>
[INFO] [stdout]    --> src/iocc/src/container/core.rs:338:24
[INFO] [stdout]     |
[INFO] [stdout] 338 |                       Ok(Ok::<_, Infallible>(Arc::new(TestObject {
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 339 | |                         id,
[INFO] [stdout] 340 | |                         sub_even: Some(injector.get(key::qualified(id - 3))?),
[INFO] [stdout] 341 | |                         sub_odd: Some(injector.get(key::qualified(id - 2))?),
[INFO] [stdout] 342 | |                     })))
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::sync::Arc<SingletonRecursiveObject>, Infallible>
[INFO] [stdout]    --> src/iocc/src/container/core.rs:355:20
[INFO] [stdout]     |
[INFO] [stdout] 355 |                   Ok(Ok::<_, Infallible>(Arc::new(Self {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 356 | |                     _recursive: injector.get(key::of())?,
[INFO] [stdout] 357 | |                 })))
[INFO] [stdout]     | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<TransientRecursiveObject, Infallible>
[INFO] [stdout]    --> src/iocc/src/container/core.rs:369:20
[INFO] [stdout]     |
[INFO] [stdout] 369 |                   Ok(Ok::<_, Infallible>(Self {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 370 | |                     _recursive: injector.get(key::of())?,
[INFO] [stdout] 371 | |                 }))
[INFO] [stdout]     | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<handle::tests::TestObject, Infallible>
[INFO] [stdout]    --> src/iocc/src/container/handle.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |             Ok(Ok(Self::new(injector.get(key::of())?)))
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(dsl::tests::TestObject, std::sync::Arc<dyn TestTrait>), Infallible>
[INFO] [stdout]   --> src/iocc/src/module/dsl/mod.rs:77:68
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 .to_closure(|a: TestObject, b: Arc<dyn TestTrait>| Ok::<_, Infallible>((a, b)))
[INFO] [stdout]    |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]   --> src/iocc/src/module/dsl/mod.rs:81:40
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 .to_raw_closure(|_| Ok(Ok::<_, Infallible>(42)))
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<TestDynObject, Infallible>
[INFO] [stdout]    --> src/iocc/src/module/dsl/mod.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |             Ok(Ok(Self))
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<dsl::tests::TestObject, Infallible>
[INFO] [stdout]    --> src/iocc/src/module/dsl/mod.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |             Ok(Ok(Self))
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]   --> src/iocc/src/provider/closure/closure_implementation.rs:90:60
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let closure = |_: i32, _: i32, _: i32, _: i32| Ok::<_, Infallible>("str");
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]   --> src/iocc/src/provider/closure/closure_implementation.rs:97:30
[INFO] [stdout]    |
[INFO] [stdout] 97 |             let closure = || Ok::<_, Infallible>("str");
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]   --> src/iocc/src/provider/closure/raw_wrapper.rs:98:55
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let provider = RawClosureProvider::new(|_| Ok(Ok::<_, Infallible>(42i32)));
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/iocc/src/provider/closure/wrapper.rs:115:54
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let provider = ClosureProvider::new(|v: i32| Ok::<_, Infallible>(v));
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Impl, Infallible>
[INFO] [stdout]   --> src/iocc/src/provider/component/wrapper.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |             Ok(Ok(Impl))
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iocc` (lib test) due to 15 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a5d3433c70b57a5ff306f3fa5b3e3bded328a0dbf28b06d04ffe0ce424d00e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d3433c70b57a5ff306f3fa5b3e3bded328a0dbf28b06d04ffe0ce424d00e47", kill_on_drop: false }`
[INFO] [stdout] a5d3433c70b57a5ff306f3fa5b3e3bded328a0dbf28b06d04ffe0ce424d00e47
