[INFO] cloning repository https://github.com/pymongo/rust_first
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pymongo/rust_first" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpymongo%2Frust_first", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpymongo%2Frust_first'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bff5d5c4c6e2b91f02e6aa518112f3a321a5637
[INFO] checking pymongo/rust_first/9bff5d5c4c6e2b91f02e6aa518112f3a321a5637 against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149518
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpymongo%2Frust_first" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pymongo/rust_first
[INFO] finished tweaking git repo https://github.com/pymongo/rust_first
[INFO] tweaked toml for git repo https://github.com/pymongo/rust_first written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pymongo/rust_first on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 394 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding tokio-uring v0.1.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v3.4.0
[INFO] [stderr]   Downloaded bzip2 v0.6.1
[INFO] [stderr]   Downloaded ppmd-rust v1.3.0
[INFO] [stderr]   Downloaded color-spantrace v0.3.0
[INFO] [stderr]   Downloaded libredox v0.1.11
[INFO] [stderr]   Downloaded windows-registry v0.6.1
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[INFO] [stderr]   Downloaded castaway v0.1.2
[INFO] [stderr]   Downloaded toml_writer v1.0.5+spec-1.0.0
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[INFO] [stderr]   Downloaded convert_case v0.10.0
[INFO] [stderr]   Downloaded toml_parser v1.0.5+spec-1.0.0
[INFO] [stderr]   Downloaded derive_more v2.1.0
[INFO] [stderr]   Downloaded derive_more-impl v2.1.0
[INFO] [stderr]   Downloaded rustls-webpki v0.103.8
[INFO] [stderr]   Downloaded bigdecimal v0.4.9
[INFO] [stderr]   Downloaded curl v0.4.49
[INFO] [stderr]   Downloaded reqwest v0.12.26
[INFO] [stderr]   Downloaded zlib-rs v0.5.4
[INFO] [stderr]   Downloaded isahc v1.7.2
[INFO] [stderr]   Downloaded zip v6.0.0
[INFO] [stderr]   Downloaded toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]   Downloaded actix-web v4.12.1
[INFO] [stderr]   Downloaded lzma-rust2 v0.13.0
[INFO] [stderr]   Downloaded openssl v0.10.75
[INFO] [stderr]   Downloaded borsh v1.6.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.111
[INFO] [stderr]   Downloaded io-uring v0.5.13
[INFO] [stderr]   Downloaded toml v0.9.9+spec-1.0.0
[INFO] [stderr]   Downloaded tree_magic v0.2.3
[INFO] [stderr]   Downloaded libbz2-rs-sys v0.2.2
[INFO] [stderr]   Downloaded zopfli v0.8.3
[INFO] [stderr]   Downloaded parking_lot_core v0.7.3
[INFO] [stderr]   Downloaded owo-colors v4.2.3
[INFO] [stderr]   Downloaded rustls-pki-types v1.13.2
[INFO] [stderr]   Downloaded redox_syscall v0.6.0
[INFO] [stderr]   Downloaded libz-rs-sys v0.5.4
[INFO] [stderr]   Downloaded borsh-derive v1.6.0
[INFO] [stderr]   Downloaded tokio-uring v0.1.0
[INFO] [stderr]   Downloaded toml_datetime v0.7.4+spec-1.0.0
[INFO] [stderr]   Downloaded deflate64 v0.1.10
[INFO] [stderr]   Downloaded color-eyre v0.6.5
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8255e2943f100cbbbfec99408c981650e15afbfe0cc91c1671fdea5bbd51a3d3
[INFO] running `Command { std: "docker" "start" "-a" "8255e2943f100cbbbfec99408c981650e15afbfe0cc91c1671fdea5bbd51a3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8255e2943f100cbbbfec99408c981650e15afbfe0cc91c1671fdea5bbd51a3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8255e2943f100cbbbfec99408c981650e15afbfe0cc91c1671fdea5bbd51a3d3", kill_on_drop: false }`
[INFO] [stdout] 8255e2943f100cbbbfec99408c981650e15afbfe0cc91c1671fdea5bbd51a3d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff2b0ded4129d62b76b5628c41e1d697379fcc4b0e148aaceacaafec97a21b5
[INFO] running `Command { std: "docker" "start" "-a" "5ff2b0ded4129d62b76b5628c41e1d697379fcc4b0e148aaceacaafec97a21b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
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[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
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[INFO] [stderr]    Compiling indexmap v1.9.3
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[INFO] [stderr]    Compiling object v0.37.3
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[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]     Checking flate2 v1.1.5
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[INFO] [stderr]    Compiling curl v0.4.49
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling tracing v0.1.43
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling io-uring v0.5.13
[INFO] [stderr]    Compiling regex-lite v0.1.8
[INFO] [stderr]     Checking crc v3.4.0
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[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.11+1.64.0
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling curl-sys v0.4.84+curl-8.17.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
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[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking memchr v1.0.2
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[INFO] [stderr]     Checking num_cpus v1.17.0
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[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling bigdecimal v0.4.9
[INFO] [stderr]     Checking lock_api v0.3.4
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[INFO] [stderr]    Compiling rust_decimal v1.39.0
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]    Compiling isahc v1.7.2
[INFO] [stderr]     Checking waker-fn v1.2.0
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[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking fixedbitset v0.2.0
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[INFO] [stderr]    Compiling actix-router v0.5.3
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[INFO] [stderr]    Compiling synstructure v0.13.2
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[INFO] [stderr]     Checking toml_datetime v0.7.4+spec-1.0.0
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[INFO] [stderr]     Checking toml_writer v1.0.5+spec-1.0.0
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[INFO] [stderr]     Checking toml_parser v1.0.5+spec-1.0.0
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[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking tar v0.4.44
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking tree_magic v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking toml v0.9.9+spec-1.0.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling derive_more-impl v2.1.0
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]     Checking rustls-pki-types v1.13.2
[INFO] [stderr]    Compiling actix_derive v0.6.2
[INFO] [stderr]    Compiling actix-web-codegen v4.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking zip v6.0.0
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[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking derive_more v2.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking actix-rt v2.11.0
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-uring v0.1.0
[INFO] [stderr]     Checking async-bincode v0.8.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking actix-server v2.6.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking h2 v0.4.12
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking actix-codec v0.5.2
[INFO] [stderr]     Checking actix v0.13.5
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking hyper v1.8.1
[INFO] [stderr]     Checking actix-http v3.11.2
[INFO] [stderr]     Checking hyper-util v0.1.19
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.26
[INFO] [stderr]     Checking actix-web v4.12.1
[INFO] [stderr]     Checking learn_rust v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generators, generator_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in 1.75.0; see <https://github.com/rust-lang/rust/pull/116958> for more information
[INFO] [stdout]   = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `learn_rust` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stdout] warning: the feature `type_name_of_val` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(type_name_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]  --> src/lib.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generators, generator_trait)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ff2b0ded4129d62b76b5628c41e1d697379fcc4b0e148aaceacaafec97a21b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff2b0ded4129d62b76b5628c41e1d697379fcc4b0e148aaceacaafec97a21b5", kill_on_drop: false }`
[INFO] [stdout] 5ff2b0ded4129d62b76b5628c41e1d697379fcc4b0e148aaceacaafec97a21b5
