[INFO] cloning repository https://github.com/swaits/dagx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swaits/dagx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswaits%2Fdagx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswaits%2Fdagx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e507d76f3a7ce62950e1760408a5097b4ef9adc
[INFO] checking swaits/dagx 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%2Fswaits%2Fdagx" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/swaits/dagx
[INFO] finished tweaking git repo https://github.com/swaits/dagx
[INFO] tweaked toml for git repo https://github.com/swaits/dagx written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/swaits/dagx 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/swaits/dagx 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f2bddb489930b78b918b6ca2aff08f429248ee673994b91d325e55ab036a1417
[INFO] running `Command { std: "docker" "start" "-a" "f2bddb489930b78b918b6ca2aff08f429248ee673994b91d325e55ab036a1417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2bddb489930b78b918b6ca2aff08f429248ee673994b91d325e55ab036a1417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bddb489930b78b918b6ca2aff08f429248ee673994b91d325e55ab036a1417", kill_on_drop: false }`
[INFO] [stdout] f2bddb489930b78b918b6ca2aff08f429248ee673994b91d325e55ab036a1417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 163daf87d09372311065145569905ff31189e1746c4318392cc88957cfde53a4
[INFO] running `Command { std: "docker" "start" "-a" "163daf87d09372311065145569905ff31189e1746c4318392cc88957cfde53a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap_builder v4.5.48
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking nu-ansi-term v0.50.1
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-fs v2.2.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling dagx-macros v0.3.1 (/opt/rustwide/workdir/dagx-macros)
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking async-io v2.6.0
[INFO] [stderr]     Checking async-signal v0.2.13
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-net v2.0.0
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]     Checking async-process v2.5.0
[INFO] [stderr]     Checking smol v2.0.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking dagrs v0.5.0
[INFO] [stderr]     Checking dagx v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.7.0
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:180:51
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let task = dag.add_task(task_fn(|_: ()| async { Result::<i32, Never>::Ok(42) }));
[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<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:180:53
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let task = dag.add_task(task_fn(|_: ()| async { Result::<i32, Never>::Ok(42) }));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(dag.get(&task)?, Ok(42));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:187:33
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(dag.get(&task)?, Ok(42));
[INFO] [stdout]     |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(dag.get(&task)?, Ok(42));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(dag.get(&task)?, Ok(42));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(dag.get(&task)?, Ok(42));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (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<i32, Never>
[INFO] [stdout]    --> tests/boundaries/zero_tasks.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(dag.get(&task)?, Ok(42));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dagx` (test "lib_tests") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "163daf87d09372311065145569905ff31189e1746c4318392cc88957cfde53a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163daf87d09372311065145569905ff31189e1746c4318392cc88957cfde53a4", kill_on_drop: false }`
[INFO] [stdout] 163daf87d09372311065145569905ff31189e1746c4318392cc88957cfde53a4
