[INFO] fetching crate openbrush_lang_codegen 3.2.0...
[INFO] checking openbrush_lang_codegen-3.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate openbrush_lang_codegen 3.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate openbrush_lang_codegen 3.2.0
[INFO] finished tweaking crates.io crate openbrush_lang_codegen 3.2.0
[INFO] tweaked toml for crates.io crate openbrush_lang_codegen 3.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate openbrush_lang_codegen 3.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages to latest compatible versions
[INFO] [stderr]       Adding blake2 v0.9.2 (available: v0.10.6)
[INFO] [stderr]       Adding cargo_metadata v0.13.1 (available: v0.23.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] [stderr]       Adding ink_ir v4.3.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_primitives v4.3.0 (available: v5.1.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] [stderr]       Adding synstructure v0.12.6 (available: v0.13.2)
[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] 7f0b5e7dbb809266f5907c6f2c00caff936e9aa0f8b064bec81bb69d4417ab15
[INFO] running `Command { std: "docker" "start" "-a" "7f0b5e7dbb809266f5907c6f2c00caff936e9aa0f8b064bec81bb69d4417ab15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0b5e7dbb809266f5907c6f2c00caff936e9aa0f8b064bec81bb69d4417ab15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0b5e7dbb809266f5907c6f2c00caff936e9aa0f8b064bec81bb69d4417ab15", kill_on_drop: false }`
[INFO] [stdout] 7f0b5e7dbb809266f5907c6f2c00caff936e9aa0f8b064bec81bb69d4417ab15
[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] 111d916a2d6763157b31a1b3ca88083731c819e364ba964e8295269900102c90
[INFO] running `Command { std: "docker" "start" "-a" "111d916a2d6763157b31a1b3ca88083731c819e364ba964e8295269900102c90", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking ucd-trie v0.1.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]     Checking ink_prelude v4.3.0
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking unicode-xid v0.2.6
[INFO] [stderr]     Checking xxhash-rust v0.8.15
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking unwrap v1.2.1
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]     Checking pest v2.8.3
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking syn v2.0.110
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]     Checking semver-parser v0.10.3
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]     Checking synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking ink_ir v4.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking ink_primitives v4.3.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.9
[INFO] [stderr]     Checking cargo_metadata v0.13.1
[INFO] [stderr]     Checking openbrush_lang_codegen v3.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Utf8PathBuf, Infallible>
[INFO] [stdout]    --> src/metadata.rs:123:22
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let target_dir = Utf8PathBuf::from_str(target.as_str()).expect("Can't generate Path from target");
[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 `openbrush_lang_codegen` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Utf8PathBuf, Infallible>
[INFO] [stdout]    --> src/metadata.rs:123:22
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let target_dir = Utf8PathBuf::from_str(target.as_str()).expect("Can't generate Path from target");
[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 `openbrush_lang_codegen` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "111d916a2d6763157b31a1b3ca88083731c819e364ba964e8295269900102c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111d916a2d6763157b31a1b3ca88083731c819e364ba964e8295269900102c90", kill_on_drop: false }`
[INFO] [stdout] 111d916a2d6763157b31a1b3ca88083731c819e364ba964e8295269900102c90