[INFO] fetching crate kanon 0.2.0...
[INFO] checking kanon-0.2.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate kanon 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate kanon 0.2.0
[INFO] finished tweaking crates.io crate kanon 0.2.0
[INFO] tweaked toml for crates.io crate kanon 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kanon 0.2.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kanon 0.2.0 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded url v2.5.3
[INFO] [stderr]   Downloaded aws-lc-rs v1.11.1
[INFO] [stderr]   Downloaded rustls v0.23.18
[INFO] [stderr]   Downloaded aws-lc-sys v0.23.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96eb3811334197414fd6d189f8fc2d994ecce02da3689d4dfe1f16c55171331f
[INFO] running `Command { std: "docker" "start" "-a" "96eb3811334197414fd6d189f8fc2d994ecce02da3689d4dfe1f16c55171331f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96eb3811334197414fd6d189f8fc2d994ecce02da3689d4dfe1f16c55171331f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96eb3811334197414fd6d189f8fc2d994ecce02da3689d4dfe1f16c55171331f", kill_on_drop: false }`
[INFO] [stdout] 96eb3811334197414fd6d189f8fc2d994ecce02da3689d4dfe1f16c55171331f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "-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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f7b9accb9e358e3da829f4886eafbd37bfdf6bc2fff10988cadfd91c8259e3a
[INFO] running `Command { std: "docker" "start" "-a" "6f7b9accb9e358e3da829f4886eafbd37bfdf6bc2fff10988cadfd91c8259e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]    Compiling aws-lc-rs v1.11.1
[INFO] [stderr]    Compiling rustls v0.23.18
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling cc v1.2.1
[INFO] [stderr]    Compiling cmake v0.1.51
[INFO] [stderr]    Compiling aws-lc-sys v0.23.1
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]     Checking zerofrom v0.1.4
[INFO] [stderr]     Checking yoke v0.7.4
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.3
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking kanon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/meta.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Prompt {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 38 |     fn new(content: &str) -> Prompt {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Utf8`, `Utf16`, and `Ascii` are never constructed
[INFO] [stdout]    --> src/mime_types.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub enum Charset {
[INFO] [stdout]     |          ------- variants in this enum
[INFO] [stdout] 184 |     Utf8,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 185 |     Utf16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 186 |     Ascii,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Charset` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `En`, `It`, and `Fr` are never constructed
[INFO] [stdout]    --> src/mime_types.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub enum Language {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 192 |     En,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 193 |     It,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 194 |     Fr,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Language` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/meta.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Prompt {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 38 |     fn new(content: &str) -> Prompt {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Utf16` and `Ascii` are never constructed
[INFO] [stdout]    --> src/mime_types.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub enum Charset {
[INFO] [stdout]     |          ------- variants in this enum
[INFO] [stdout] 184 |     Utf8,
[INFO] [stdout] 185 |     Utf16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 186 |     Ascii,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Charset` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `En`, `It`, and `Fr` are never constructed
[INFO] [stdout]    --> src/mime_types.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub enum Language {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 192 |     En,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 193 |     It,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 194 |     Fr,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Language` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.81s
[INFO] running `Command { std: "docker" "inspect" "6f7b9accb9e358e3da829f4886eafbd37bfdf6bc2fff10988cadfd91c8259e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7b9accb9e358e3da829f4886eafbd37bfdf6bc2fff10988cadfd91c8259e3a", kill_on_drop: false }`
[INFO] [stdout] 6f7b9accb9e358e3da829f4886eafbd37bfdf6bc2fff10988cadfd91c8259e3a