[INFO] fetching crate splits-io-api 0.4.0...
[INFO] checking splits-io-api-0.4.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate splits-io-api 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate splits-io-api 0.4.0
[INFO] finished tweaking crates.io crate splits-io-api 0.4.0
[INFO] tweaked toml for crates.io crate splits-io-api 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate splits-io-api 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 134 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.4)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 08f4356c71522cb3e8b677deed9ac9754659495f9f891f8b90e74186a2509b79
[INFO] running `Command { std: "docker" "start" "-a" "08f4356c71522cb3e8b677deed9ac9754659495f9f891f8b90e74186a2509b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f4356c71522cb3e8b677deed9ac9754659495f9f891f8b90e74186a2509b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f4356c71522cb3e8b677deed9ac9754659495f9f891f8b90e74186a2509b79", kill_on_drop: false }`
[INFO] [stdout] 08f4356c71522cb3e8b677deed9ac9754659495f9f891f8b90e74186a2509b79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7958c8953c5f96bf999d23655c244129357a35b27311f1fa33bf0a3f8a43be93
[INFO] running `Command { std: "docker" "start" "-a" "7958c8953c5f96bf999d23655c244129357a35b27311f1fa33bf0a3f8a43be93", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]     Checking socket2 v0.6.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling cc v1.2.63
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking webpki-roots v0.25.4
[INFO] [stderr]     Checking uuid v1.23.2
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.6
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking splits-io-api v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `RunWriter` is never constructed
[INFO] [stdout]    --> src/run.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct RunWriter(Vec<u8>);
[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] [stderr] error: could not compile `splits-io-api` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `RunWriter` is never constructed
[INFO] [stdout]    --> src/run.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct RunWriter(Vec<u8>);
[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] [stderr] error: could not compile `splits-io-api` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7958c8953c5f96bf999d23655c244129357a35b27311f1fa33bf0a3f8a43be93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7958c8953c5f96bf999d23655c244129357a35b27311f1fa33bf0a3f8a43be93", kill_on_drop: false }`
[INFO] [stdout] 7958c8953c5f96bf999d23655c244129357a35b27311f1fa33bf0a3f8a43be93
