[INFO] fetching crate j4rs 0.23.1...
[INFO] checking j4rs-0.23.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate j4rs 0.23.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate j4rs 0.23.1
[INFO] finished tweaking crates.io crate j4rs 0.23.1
[INFO] tweaked toml for crates.io crate j4rs 0.23.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate j4rs 0.23.1 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 crates.io crate j4rs 0.23.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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-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] 79c12d312bcf7cc0be98d3f757b7032d4e7cad6531830451f049129375682851
[INFO] running `Command { std: "docker" "start" "-a" "79c12d312bcf7cc0be98d3f757b7032d4e7cad6531830451f049129375682851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79c12d312bcf7cc0be98d3f757b7032d4e7cad6531830451f049129375682851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79c12d312bcf7cc0be98d3f757b7032d4e7cad6531830451f049129375682851", kill_on_drop: false }`
[INFO] [stdout] 79c12d312bcf7cc0be98d3f757b7032d4e7cad6531830451f049129375682851
[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] 1353b6b51db1a7599da2a946bbd5c756e3e25d0644f24e147a4a1ed4bc61131b
[INFO] running `Command { std: "docker" "start" "-a" "1353b6b51db1a7599da2a946bbd5c756e3e25d0644f24e147a4a1ed4bc61131b", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling j4rs v0.23.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking java-locator v0.1.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking libloading v0.8.9
[INFO] [stderr]     Checking dunce v1.0.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling jni-sys-macros v0.1.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking jni-sys v0.4.0
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]   --> src/jfx.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 InvocationArg::try_from(event_type_instance)?,
[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: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]   --> src/jfx.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 InvocationArg::try_from(event_type_instance)?,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]   --> src/jfx.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 InvocationArg::try_from(j4rs_event_handler)?,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]   --> src/jfx.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 InvocationArg::try_from(j4rs_event_handler)?,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]    --> src/jfx.rs:105:15
[INFO] [stdout]     |
[INFO] [stdout] 105 |             &[InvocationArg::try_from(j4rs_event_handler)?],
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]    --> src/jfx.rs:105:15
[INFO] [stdout]     |
[INFO] [stdout] 105 |             &[InvocationArg::try_from(j4rs_event_handler)?],
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]    --> src/jfx.rs:168:15
[INFO] [stdout]     |
[INFO] [stdout] 168 |             &[InvocationArg::try_from(cloned)?, InvocationArg::try_from(path_str)?],
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]    --> src/jfx.rs:168:15
[INFO] [stdout]     |
[INFO] [stdout] 168 |             &[InvocationArg::try_from(cloned)?, InvocationArg::try_from(path_str)?],
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]    --> src/jfx.rs:203:15
[INFO] [stdout]     |
[INFO] [stdout] 203 |             &[InvocationArg::try_from(channel_support)?],
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]    --> src/jfx.rs:203:15
[INFO] [stdout]     |
[INFO] [stdout] 203 |             &[InvocationArg::try_from(channel_support)?],
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]    --> src/jfx.rs:224:17
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 InvocationArg::try_from(j4rs_event_handler)?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]    --> src/jfx.rs:224:17
[INFO] [stdout]     |
[INFO] [stdout] 224 |                 InvocationArg::try_from(j4rs_event_handler)?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, InvocationArg>
[INFO] [stdout]    --> src/jfx.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 InvocationArg::try_from(event_type_instance)?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<InvocationArg, Infallible>
[INFO] [stdout]    --> src/jfx.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |                 InvocationArg::try_from(event_type_instance)?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `j4rs` (lib) due to 14 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1353b6b51db1a7599da2a946bbd5c756e3e25d0644f24e147a4a1ed4bc61131b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1353b6b51db1a7599da2a946bbd5c756e3e25d0644f24e147a4a1ed4bc61131b", kill_on_drop: false }`
[INFO] [stdout] 1353b6b51db1a7599da2a946bbd5c756e3e25d0644f24e147a4a1ed4bc61131b