[INFO] cloning repository https://github.com/FlenderGit/cobalt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FlenderGit/cobalt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlenderGit%2Fcobalt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlenderGit%2Fcobalt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b7d7f2c8e456867b0cf2588fa8a54491d0541ce
[INFO] checking FlenderGit/cobalt against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlenderGit%2Fcobalt" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FlenderGit/cobalt
[INFO] finished tweaking git repo https://github.com/FlenderGit/cobalt
[INFO] tweaked toml for git repo https://github.com/FlenderGit/cobalt written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FlenderGit/cobalt 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 git repo https://github.com/FlenderGit/cobalt 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4ac201a320aa975000419377a9ba1a7fd31cc5fba6dd2b2ff76f79187665ddc4
[INFO] running `Command { std: "docker" "start" "-a" "4ac201a320aa975000419377a9ba1a7fd31cc5fba6dd2b2ff76f79187665ddc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ac201a320aa975000419377a9ba1a7fd31cc5fba6dd2b2ff76f79187665ddc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac201a320aa975000419377a9ba1a7fd31cc5fba6dd2b2ff76f79187665ddc4", kill_on_drop: false }`
[INFO] [stdout] 4ac201a320aa975000419377a9ba1a7fd31cc5fba6dd2b2ff76f79187665ddc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0e4120b8d4e85c57b7520aa355b523b580d1398a023b962b78f58abbd25073fc
[INFO] running `Command { std: "docker" "start" "-a" "0e4120b8d4e85c57b7520aa355b523b580d1398a023b962b78f58abbd25073fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking icu_normalizer_data v2.2.0
[INFO] [stderr]     Checking icu_properties_data v2.2.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]     Checking hashbrown v0.17.0
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking ipnet v2.12.0
[INFO] [stderr]     Checking tokio v1.52.1
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling cobalt-derive v0.1.0 (/opt/rustwide/workdir/cobalt-derive)
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]    Compiling figment v0.10.19
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking quote v1.0.45
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling openssl-sys v0.9.114
[INFO] [stderr]     Checking pear v0.2.9
[INFO] [stderr]     Checking zerofrom v0.1.7
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking serde v1.0.228
[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 serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking fastnbt v2.6.1
[INFO] [stderr]     Checking toml_edit v0.22.27
[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 hyper v1.9.0
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking cobalt-protocol v0.1.0 (/opt/rustwide/workdir/cobalt-protocol)
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stdout] warning: trait `ToPacket` is never used
[INFO] [stdout]   --> cobalt-protocol/src/packet.rs:57:7
[INFO] [stdout]    |
[INFO] [stdout] 57 | trait ToPacket {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `VarLong` is never constructed
[INFO] [stdout]    --> cobalt-protocol/src/types/varint.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub struct VarLong(i64);
[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 `cobalt-protocol` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait `ToPacket` is never used
[INFO] [stdout]   --> cobalt-protocol/src/packet.rs:57:7
[INFO] [stdout]    |
[INFO] [stdout] 57 | trait ToPacket {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `VarLong` is never constructed
[INFO] [stdout]    --> cobalt-protocol/src/types/varint.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub struct VarLong(i64);
[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 `cobalt-protocol` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0e4120b8d4e85c57b7520aa355b523b580d1398a023b962b78f58abbd25073fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e4120b8d4e85c57b7520aa355b523b580d1398a023b962b78f58abbd25073fc", kill_on_drop: false }`
[INFO] [stdout] 0e4120b8d4e85c57b7520aa355b523b580d1398a023b962b78f58abbd25073fc