[INFO] fetching crate kanon 0.2.0...
[INFO] checking kanon-0.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate kanon 0.2.0 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kanon 0.2.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11754de8583bc2a9920bff567a5d818a16b5406152ef81d18b37a031cfaab8bc
[INFO] running `Command { std: "docker" "start" "-a" "11754de8583bc2a9920bff567a5d818a16b5406152ef81d18b37a031cfaab8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11754de8583bc2a9920bff567a5d818a16b5406152ef81d18b37a031cfaab8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11754de8583bc2a9920bff567a5d818a16b5406152ef81d18b37a031cfaab8bc", kill_on_drop: false }`
[INFO] [stdout] 11754de8583bc2a9920bff567a5d818a16b5406152ef81d18b37a031cfaab8bc
[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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 038eb93072af17a016f344d187414a36576851e73e54c8287098ab1755b4f5f8
[INFO] running `Command { std: "docker" "start" "-a" "038eb93072af17a016f344d187414a36576851e73e54c8287098ab1755b4f5f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking litemap v0.7.3
[INFO] [stderr]    Compiling aws-lc-rs v1.11.1
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling rustls v0.23.18
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling cc v1.2.1
[INFO] [stderr]    Compiling syn v2.0.87
[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 zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[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]     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)]` 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] [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)]` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.70s
[INFO] running `Command { std: "docker" "inspect" "038eb93072af17a016f344d187414a36576851e73e54c8287098ab1755b4f5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038eb93072af17a016f344d187414a36576851e73e54c8287098ab1755b4f5f8", kill_on_drop: false }`
[INFO] [stdout] 038eb93072af17a016f344d187414a36576851e73e54c8287098ab1755b4f5f8