[INFO] fetching crate mattermost-client 0.1.2...
[INFO] testing mattermost-client-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mattermost-client 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mattermost-client 0.1.2
[INFO] finished tweaking crates.io crate mattermost-client 0.1.2
[INFO] tweaked toml for crates.io crate mattermost-client 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mattermost-client 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 220 packages to latest compatible versions
[INFO] [stderr]       Adding miette v5.10.0 (available: v7.6.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding reqwest-middleware v0.2.5 (available: v0.4.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] [stderr]       Adding typed-builder v0.14.0 (available: v0.23.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a7715bf7dae9f19576e6fcd9823f69ea85768b9b805d6ef34df5d68bd404e71
[INFO] running `Command { std: "docker" "start" "-a" "9a7715bf7dae9f19576e6fcd9823f69ea85768b9b805d6ef34df5d68bd404e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a7715bf7dae9f19576e6fcd9823f69ea85768b9b805d6ef34df5d68bd404e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a7715bf7dae9f19576e6fcd9823f69ea85768b9b805d6ef34df5d68bd404e71", kill_on_drop: false }`
[INFO] [stdout] 9a7715bf7dae9f19576e6fcd9823f69ea85768b9b805d6ef34df5d68bd404e71
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56576be4d110483e87638187656643082e2f828e4e345ffd89f1e912f2de0914
[INFO] running `Command { std: "docker" "start" "-a" "56576be4d110483e87638187656643082e2f828e4e345ffd89f1e912f2de0914", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling task-local-extensions v0.1.4
[INFO] [stderr]    Compiling typed-builder v0.14.0
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling openssl v0.10.74
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling miette v5.10.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling serde_with_macros v3.15.1
[INFO] [stderr]    Compiling serde_with v3.15.1
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling reqwest-middleware v0.2.5
[INFO] [stderr]    Compiling mattermost-client v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "56576be4d110483e87638187656643082e2f828e4e345ffd89f1e912f2de0914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56576be4d110483e87638187656643082e2f828e4e345ffd89f1e912f2de0914", kill_on_drop: false }`
[INFO] [stdout] 56576be4d110483e87638187656643082e2f828e4e345ffd89f1e912f2de0914
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 205e731819ea64bf8435180762e1850b2448df034a899dae981ee8f91f22d2c2
[INFO] running `Command { std: "docker" "start" "-a" "205e731819ea64bf8435180762e1850b2448df034a899dae981ee8f91f22d2c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling typed-builder v0.14.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling openssl v0.10.74
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling miette v5.10.0
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling serde_with_macros v3.15.1
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling serde_with v3.15.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling toml v0.7.8
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling version-sync v0.9.5
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling reqwest-middleware v0.2.5
[INFO] [stderr]    Compiling mattermost-client v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `mattermost-client` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name mattermost_client --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=dd6dd6ace8b72500 -C extra-filename=-516e858e32ea172d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern miette=/opt/rustwide/target/debug/deps/libmiette-811d981e0ca4c501.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-44aa9319a88068be.rmeta --extern reqwest_middleware=/opt/rustwide/target/debug/deps/libreqwest_middleware-5f7eee2c9c0f87f8.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-48c49f0042e7c7c3.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-188b8264a216d870.rmeta --extern serde_with=/opt/rustwide/target/debug/deps/libserde_with-e6cc6e81cf8e478f.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-f2d472c45140c799.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-eba2788e179dd5f6.rmeta --extern typed_builder=/opt/rustwide/target/debug/deps/libtyped_builder-8da8c705be1f13d1.so --extern url=/opt/rustwide/target/debug/deps/liburl-ff1cf90117003cfd.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "205e731819ea64bf8435180762e1850b2448df034a899dae981ee8f91f22d2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205e731819ea64bf8435180762e1850b2448df034a899dae981ee8f91f22d2c2", kill_on_drop: false }`
[INFO] [stdout] 205e731819ea64bf8435180762e1850b2448df034a899dae981ee8f91f22d2c2