[INFO] cloning repository https://github.com/vyorkin/chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vyorkin/chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvyorkin%2Fchat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvyorkin%2Fchat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 765b2f6a5750ee19d8cfd879bec9f3b22354cf88
[INFO] checking vyorkin/chat against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvyorkin%2Fchat" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vyorkin/chat on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/vyorkin/chat
[INFO] finished tweaking git repo https://github.com/vyorkin/chat
[INFO] tweaked toml for git repo https://github.com/vyorkin/chat written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/vyorkin/chat 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.27
[INFO] [stderr]   Downloaded smallvec v1.13.1
[INFO] [stderr]   Downloaded tracing-log v0.2.0
[INFO] [stderr]   Downloaded sharded-slab v0.1.7
[INFO] [stderr]   Downloaded thread_local v1.1.8
[INFO] [stderr]   Downloaded windows-targets v0.52.4
[INFO] [stderr]   Downloaded sync_wrapper v0.1.2
[INFO] [stderr]   Downloaded futures-macro v0.3.30
[INFO] [stderr]   Downloaded async-stream-impl v0.3.5
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[INFO] [stderr]   Downloaded anstyle-wincon v3.0.2
[INFO] [stderr]   Downloaded anstyle-parse v0.2.3
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[INFO] [stderr]   Downloaded eyre v0.6.12
[INFO] [stderr]   Downloaded clap_builder v4.5.2
[INFO] [stderr]   Downloaded regex v1.10.3
[INFO] [stderr]   Downloaded hdrhistogram v7.5.4
[INFO] [stderr]   Downloaded color-eyre v0.6.3
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.4
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.4
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.4
[INFO] [stderr]   Downloaded tokio v1.36.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded regex-automata v0.4.6
[INFO] [stderr]   Downloaded syn v2.0.53
[INFO] [stderr]   Downloaded color-spantrace v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.114
[INFO] [stderr]   Downloaded axum v0.6.20
[INFO] [stderr]   Downloaded indexmap v2.2.5
[INFO] [stderr]   Downloaded h2 v0.3.25
[INFO] [stderr]   Downloaded tonic v0.10.2
[INFO] [stderr]   Downloaded mio v0.8.11
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.18
[INFO] [stderr]   Downloaded prost-types v0.12.3
[INFO] [stderr]   Downloaded base64 v0.21.7
[INFO] [stderr]   Downloaded console-subscriber v0.2.0
[INFO] [stderr]   Downloaded ahash v0.8.11
[INFO] [stderr]   Downloaded socket2 v0.5.6
[INFO] [stderr]   Downloaded clap_derive v4.5.3
[INFO] [stderr]   Downloaded clap v4.5.3
[INFO] [stderr]   Downloaded console-api v0.6.0
[INFO] [stderr]   Downloaded serde_derive v1.0.197
[INFO] [stderr]   Downloaded prost v0.12.3
[INFO] [stderr]   Downloaded anstyle-query v1.0.2
[INFO] [stderr]   Downloaded anstream v0.6.13
[INFO] [stderr]   Downloaded anstyle v1.0.6
[INFO] [stderr]   Downloaded clap_lex v0.7.0
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] [stderr]   Downloaded indenter v0.3.3
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded async-stream v0.3.5
[INFO] [stderr]   Downloaded async-trait v0.1.78
[INFO] [stderr]   Downloaded axum-core v0.3.4
[INFO] [stderr]   Downloaded prost-derive v0.12.3
[INFO] [stderr]   Downloaded tokio-stream v0.1.15
[INFO] [stderr]   Downloaded thiserror v1.0.58
[INFO] [stderr]   Downloaded lock_api v0.4.11
[INFO] [stderr]   Downloaded parking_lot_core v0.9.9
[INFO] [stderr]   Downloaded tokio-macros v2.2.0
[INFO] [stderr]   Downloaded hyper-timeout v0.4.1
[INFO] [stderr]   Downloaded either v1.10.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.58
[INFO] [stderr]   Downloaded hermit-abi v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f81e2bd3b2d0d1a98189478bae37891edab23f0e39135efacf15033ee425a417
[INFO] running `Command { std: "docker" "start" "-a" "f81e2bd3b2d0d1a98189478bae37891edab23f0e39135efacf15033ee425a417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f81e2bd3b2d0d1a98189478bae37891edab23f0e39135efacf15033ee425a417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f81e2bd3b2d0d1a98189478bae37891edab23f0e39135efacf15033ee425a417", kill_on_drop: false }`
[INFO] [stdout] f81e2bd3b2d0d1a98189478bae37891edab23f0e39135efacf15033ee425a417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 112b33d9a731a851b29539feb3d573197810168b3d5b4c99633b067960bcd89f
[INFO] running `Command { std: "docker" "start" "-a" "112b33d9a731a851b29539feb3d573197810168b3d5b4c99633b067960bcd89f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling async-trait v0.1.78
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
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[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling clap_derive v4.5.3
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking prost v0.12.3
[INFO] [stderr]     Checking prost-types v0.12.3
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.10.2
[INFO] [stderr]     Checking console-api v0.6.0
[INFO] [stderr]     Checking console-subscriber v0.2.0
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.16s
[INFO] running `Command { std: "docker" "inspect" "112b33d9a731a851b29539feb3d573197810168b3d5b4c99633b067960bcd89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112b33d9a731a851b29539feb3d573197810168b3d5b4c99633b067960bcd89f", kill_on_drop: false }`
[INFO] [stdout] 112b33d9a731a851b29539feb3d573197810168b3d5b4c99633b067960bcd89f