[INFO] fetching crate cmvm 0.3.9...
[INFO] checking cmvm-0.3.9 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cmvm 0.3.9 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cmvm 0.3.9
[INFO] finished tweaking crates.io crate cmvm 0.3.9
[INFO] tweaked toml for crates.io crate cmvm 0.3.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmvm 0.3.9 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 cmvm 0.3.9 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 82dc05a0d16123e91800496ad279fa084c36cff05532d59b6ccde370e22fc5af
[INFO] running `Command { std: "docker" "start" "-a" "82dc05a0d16123e91800496ad279fa084c36cff05532d59b6ccde370e22fc5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82dc05a0d16123e91800496ad279fa084c36cff05532d59b6ccde370e22fc5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82dc05a0d16123e91800496ad279fa084c36cff05532d59b6ccde370e22fc5af", kill_on_drop: false }`
[INFO] [stdout] 82dc05a0d16123e91800496ad279fa084c36cff05532d59b6ccde370e22fc5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bc6710530bef84c9cb44e8ca172f6e8b166938df821bf0ea68de9ce536de022e
[INFO] running `Command { std: "docker" "start" "-a" "bc6710530bef84c9cb44e8ca172f6e8b166938df821bf0ea68de9ce536de022e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking base64 v0.22.0
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking rustls-pki-types v1.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking rustls-pemfile v2.1.2
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking http-body-util v0.1.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking h2 v0.4.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.199
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking parse_link_header v0.3.3
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v1.3.1
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.4
[INFO] [stderr]     Checking cmvm v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PlatformInfo` is never constructed
[INFO] [stdout]   --> src/platform.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PlatformInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OperatingSystemVersion` is never constructed
[INFO] [stdout]   --> src/platform.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct OperatingSystemVersion {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/versions.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 | /             split_version
[INFO] [stdout] 40 | |                 .next()
[INFO] [stdout] 41 | |                 .unwrap_or(&"")
[INFO] [stdout] 42 | |                 .parse::<String>()
[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 `cmvm` (bin "cmvm") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `PlatformInfo` is never constructed
[INFO] [stdout]   --> src/platform.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct PlatformInfo {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OperatingSystemVersion` is never constructed
[INFO] [stdout]   --> src/platform.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct OperatingSystemVersion {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/versions.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 | /             split_version
[INFO] [stdout] 40 | |                 .next()
[INFO] [stdout] 41 | |                 .unwrap_or(&"")
[INFO] [stdout] 42 | |                 .parse::<String>()
[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 `cmvm` (bin "cmvm" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bc6710530bef84c9cb44e8ca172f6e8b166938df821bf0ea68de9ce536de022e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6710530bef84c9cb44e8ca172f6e8b166938df821bf0ea68de9ce536de022e", kill_on_drop: false }`
[INFO] [stdout] bc6710530bef84c9cb44e8ca172f6e8b166938df821bf0ea68de9ce536de022e
