[INFO] fetching crate sn_metrics 0.1.20...
[INFO] checking sn_metrics-0.1.20 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sn_metrics 0.1.20 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate sn_metrics 0.1.20
[INFO] finished tweaking crates.io crate sn_metrics 0.1.20
[INFO] tweaked toml for crates.io crate sn_metrics 0.1.20 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sn_metrics 0.1.20 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 sn_metrics 0.1.20 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-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] bf22a36aaf4cffc2e8fc15034d381ba00f0360b2a3acfe6e23c2bafb9b899350
[INFO] running `Command { std: "docker" "start" "-a" "bf22a36aaf4cffc2e8fc15034d381ba00f0360b2a3acfe6e23c2bafb9b899350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf22a36aaf4cffc2e8fc15034d381ba00f0360b2a3acfe6e23c2bafb9b899350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf22a36aaf4cffc2e8fc15034d381ba00f0360b2a3acfe6e23c2bafb9b899350", kill_on_drop: false }`
[INFO] [stdout] bf22a36aaf4cffc2e8fc15034d381ba00f0360b2a3acfe6e23c2bafb9b899350
[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] 126b15943e34e0eff9c26be3cbdbd285ef317b643b1907a198cb4afecdc01d5a
[INFO] running `Command { std: "docker" "start" "-a" "126b15943e34e0eff9c26be3cbdbd285ef317b643b1907a198cb4afecdc01d5a", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking clap_builder v4.5.17
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking clap v4.5.17
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking regex v1.11.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking sn_metrics v0.1.20 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                         cap[2]
[INFO] [stdout] 175 | |                             .parse()
[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 `sn_metrics` (bin "metrics") 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<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:174:25
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                         cap[2]
[INFO] [stdout] 175 | |                             .parse()
[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 `sn_metrics` (bin "metrics" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "126b15943e34e0eff9c26be3cbdbd285ef317b643b1907a198cb4afecdc01d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "126b15943e34e0eff9c26be3cbdbd285ef317b643b1907a198cb4afecdc01d5a", kill_on_drop: false }`
[INFO] [stdout] 126b15943e34e0eff9c26be3cbdbd285ef317b643b1907a198cb4afecdc01d5a