[INFO] fetching crate ads_client 2.0.1... [INFO] checking ads_client-2.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate ads_client 2.0.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate ads_client 2.0.1 [INFO] finished tweaking crates.io crate ads_client 2.0.1 [INFO] tweaked toml for crates.io crate ads_client 2.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ads_client 2.0.1 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 ads_client 2.0.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 800b259783b66c0bf16c3e6987d4bd87746d1dc581a28d145c7b2db2203262da [INFO] running `Command { std: "docker" "start" "-a" "800b259783b66c0bf16c3e6987d4bd87746d1dc581a28d145c7b2db2203262da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "800b259783b66c0bf16c3e6987d4bd87746d1dc581a28d145c7b2db2203262da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800b259783b66c0bf16c3e6987d4bd87746d1dc581a28d145c7b2db2203262da", kill_on_drop: false }` [INFO] [stdout] 800b259783b66c0bf16c3e6987d4bd87746d1dc581a28d145c7b2db2203262da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a76bf2c783b58bdb0d0641c91666f9ea7a46877d7ae8e99a2045b763db26af20 [INFO] running `Command { std: "docker" "start" "-a" "a76bf2c783b58bdb0d0641c91666f9ea7a46877d7ae8e99a2045b763db26af20", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling hashbrown v0.15.5 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling rustversion v1.0.22 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling anyhow v1.0.99 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling thiserror v2.0.16 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking typemap-ors v1.0.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking humantime v2.2.0 [INFO] [stderr] Checking mock_instant v0.6.0 [INFO] [stderr] Compiling indexmap v2.11.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking thread-id v5.0.0 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Compiling toml_edit v0.22.27 [INFO] [stderr] Compiling proc-macro-crate v3.3.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling num_enum_derive v0.7.4 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Checking num_enum v0.7.4 [INFO] [stderr] Checking derive_more v2.0.1 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking ads_client v2.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking log4rs v1.4.0 [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/read_symbol.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | let n_hdl = u32::from_ne_bytes(hdl.try_into().unwrap()); [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<[u8; 2], Infallible> [INFO] [stdout] --> examples/read_symbol.rs:25:50 [INFO] [stdout] | [INFO] [stdout] 25 | let n_cnt_a = u16::from_ne_bytes(plc_n_cnt_a.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/notification.rs:32:40 [INFO] [stdout] | [INFO] [stdout] 32 | let var_hdl_a = u32::from_ne_bytes(var_hdl_a.try_into().unwrap()); [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<[u8; 4], Infallible> [INFO] [stdout] --> examples/notification.rs:41:40 [INFO] [stdout] | [INFO] [stdout] 41 | let var_hdl_b = u32::from_ne_bytes(var_hdl_b.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/notification.rs:49:40 [INFO] [stdout] | [INFO] [stdout] 49 | let var_hdl_c = u32::from_ne_bytes(var_hdl_c.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ads_client` (example "notification") due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ads_client` (example "read_symbol") due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/read_symbol_async_inf.rs:17:36 [INFO] [stdout] | [INFO] [stdout] 17 | let n_hdl = u32::from_ne_bytes(hdl.try_into().unwrap()); [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<[u8; 2], Infallible> [INFO] [stdout] --> examples/read_symbol_async_inf.rs:29:54 [INFO] [stdout] | [INFO] [stdout] 29 | let n_cnt_a = u16::from_ne_bytes(plc_n_cnt_a.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ads_client` (example "read_symbol_async_inf") due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/notification_async.rs:31:40 [INFO] [stdout] | [INFO] [stdout] 31 | let var_hdl_a = u32::from_ne_bytes(var_hdl_a.try_into().unwrap()); [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<[u8; 4], Infallible> [INFO] [stdout] --> examples/notification_async.rs:40:40 [INFO] [stdout] | [INFO] [stdout] 40 | let var_hdl_b = u32::from_ne_bytes(var_hdl_b.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/notification_async.rs:48:40 [INFO] [stdout] | [INFO] [stdout] 48 | let var_hdl_c = u32::from_ne_bytes(var_hdl_c.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/read_symbol_async.rs:15:36 [INFO] [stdout] | [INFO] [stdout] 15 | let n_hdl = u32::from_ne_bytes(hdl.try_into().unwrap()); [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<[u8; 2], Infallible> [INFO] [stdout] --> examples/read_symbol_async.rs:27:50 [INFO] [stdout] | [INFO] [stdout] 27 | let n_cnt_a = u16::from_ne_bytes(plc_n_cnt_a.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ads_client` (example "notification_async") due to 3 previous errors [INFO] [stderr] error: could not compile `ads_client` (example "read_symbol_async") due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/write_symbol.rs:16:36 [INFO] [stdout] | [INFO] [stdout] 16 | let n_hdl = u32::from_ne_bytes(hdl.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ads_client` (example "write_symbol") due to 1 previous error [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/write_symbol_async.rs:15:36 [INFO] [stdout] | [INFO] [stdout] 15 | let n_hdl = u32::from_ne_bytes(hdl.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ads_client` (example "write_symbol_async") due to 1 previous error [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/log4rs.rs:89:40 [INFO] [stdout] | [INFO] [stdout] 89 | let var_hdl_a = u32::from_ne_bytes(var_hdl_a.try_into().unwrap()); [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<[u8; 4], Infallible> [INFO] [stdout] --> examples/log4rs.rs:98:40 [INFO] [stdout] | [INFO] [stdout] 98 | let var_hdl_b = u32::from_ne_bytes(var_hdl_b.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/log4rs.rs:106:40 [INFO] [stdout] | [INFO] [stdout] 106 | let var_hdl_c = u32::from_ne_bytes(var_hdl_c.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 4], Infallible> [INFO] [stdout] --> examples/log4rs.rs:300:40 [INFO] [stdout] | [INFO] [stdout] 300 | let n_hdl = u32::from_ne_bytes(hdl.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<[u8; 2], Infallible> [INFO] [stdout] --> examples/log4rs.rs:312:58 [INFO] [stdout] | [INFO] [stdout] 312 | let n_cnt_a = u16::from_ne_bytes(plc_n_cnt_a.try_into().unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ads_client` (example "log4rs") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "a76bf2c783b58bdb0d0641c91666f9ea7a46877d7ae8e99a2045b763db26af20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a76bf2c783b58bdb0d0641c91666f9ea7a46877d7ae8e99a2045b763db26af20", kill_on_drop: false }` [INFO] [stdout] a76bf2c783b58bdb0d0641c91666f9ea7a46877d7ae8e99a2045b763db26af20