[INFO] fetching crate metrique-writer-format-emf 0.1.21...
[INFO] checking metrique-writer-format-emf-0.1.21 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate metrique-writer-format-emf 0.1.21 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate metrique-writer-format-emf 0.1.21
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate metrique-writer-format-emf 0.1.21
[INFO] tweaked toml for crates.io crate metrique-writer-format-emf 0.1.21 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrique-writer-format-emf 0.1.21 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metrique-writer-format-emf 0.1.21 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d3e5376ff49870ff07bee2f2bb2ea7e71b79fb19f5202fe3312421634c2a314
[INFO] running `Command { std: "docker" "start" "-a" "5d3e5376ff49870ff07bee2f2bb2ea7e71b79fb19f5202fe3312421634c2a314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d3e5376ff49870ff07bee2f2bb2ea7e71b79fb19f5202fe3312421634c2a314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3e5376ff49870ff07bee2f2bb2ea7e71b79fb19f5202fe3312421634c2a314", kill_on_drop: false }`
[INFO] [stdout] 5d3e5376ff49870ff07bee2f2bb2ea7e71b79fb19f5202fe3312421634c2a314
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d30456f419978c5d0de6fdfbcdd9112ac45122b76b8644d0b8e747148cf314d
[INFO] running `Command { std: "docker" "start" "-a" "8d30456f419978c5d0de6fdfbcdd9112ac45122b76b8644d0b8e747148cf314d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.35
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling zmij v1.0.17
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr]     Checking sketches-ddsketch v0.3.0
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
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[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking dtoa v1.0.11
[INFO] [stderr]    Compiling rustc_version v0.4.1
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[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking tracing-log v0.2.0
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[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking quanta v0.12.6
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[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling derive-where v1.6.0
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[INFO] [stderr]    Compiling pin-project-internal v1.1.10
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[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]     Checking rand_chacha v0.9.0
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[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]    Compiling str_inflector v0.12.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking histogram v0.11.4
[INFO] [stderr]     Checking futures-util v0.3.31
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[INFO] [stderr]     Checking metrics-util v0.20.1
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling metrique-writer-macro v0.1.9
[INFO] [stderr]     Checking metrique-timesource v0.1.9
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking metrique-writer-core v0.1.16
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking metrique-core v0.1.20
[INFO] [stderr]     Checking metrique-writer v0.1.22
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking rstest v0.26.1
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking metrique-writer-format-emf v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking metrique-metricsrs v0.1.23
[INFO] [stdout] error: struct `MyEntryWriter` is never constructed
[INFO] [stdout]   --> tests/dimensions.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MyEntryWriter(Vec<(String, String)>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `MyValueWriter` is never constructed
[INFO] [stdout]   --> tests/dimensions.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct MyValueWriter<'a>(&'a mut MyEntryWriter, Cow<'a, str>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrique-writer-format-emf` (test "dimensions") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8d30456f419978c5d0de6fdfbcdd9112ac45122b76b8644d0b8e747148cf314d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d30456f419978c5d0de6fdfbcdd9112ac45122b76b8644d0b8e747148cf314d", kill_on_drop: false }`
[INFO] [stdout] 8d30456f419978c5d0de6fdfbcdd9112ac45122b76b8644d0b8e747148cf314d
