[INFO] fetching crate tether-midi-mediator 0.4.4...
[INFO] testing tether-midi-mediator-0.4.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tether-midi-mediator 0.4.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tether-midi-mediator 0.4.4
[INFO] finished tweaking crates.io crate tether-midi-mediator 0.4.4
[INFO] tweaked toml for crates.io crate tether-midi-mediator 0.4.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tether-midi-mediator 0.4.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tether-midi-mediator 0.4.4 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" "+1.91.0" "fetch" "--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]  Downloading crates ...
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[INFO] [stderr]   Downloaded polling v3.5.0
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[INFO] [stderr]   Downloaded midi-msg v0.4.0
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[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.92
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[INFO] [stderr]   Downloaded midir v0.9.1
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[INFO] [stderr]   Downloaded bytemuck_derive v1.4.1
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[INFO] [stderr]   Downloaded async-channel v1.8.0
[INFO] [stderr]   Downloaded error-code v3.2.0
[INFO] [stderr]   Downloaded windows-targets v0.48.0
[INFO] [stderr]   Downloaded tempfile v3.5.0
[INFO] [stderr]   Downloaded security-framework v3.1.0
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded num-rational v0.4.1
[INFO] [stderr]   Downloaded bytemuck v1.13.1
[INFO] [stderr]   Downloaded alsa v0.7.0
[INFO] [stderr]   Downloaded security-framework v2.10.0
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded serde_repr v0.1.12
[INFO] [stderr]   Downloaded arrayvec v0.7.2
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.32
[INFO] [stderr]   Downloaded rmp v0.8.11
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[INFO] [stderr]   Downloaded home v0.5.5
[INFO] [stderr]   Downloaded micromath v1.1.1
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5005c95dec1d5356b6b9ace4fbfbe1a298b63e306a21e10618adf522ba2ae594
[INFO] running `Command { std: "docker" "start" "-a" "5005c95dec1d5356b6b9ace4fbfbe1a298b63e306a21e10618adf522ba2ae594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5005c95dec1d5356b6b9ace4fbfbe1a298b63e306a21e10618adf522ba2ae594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5005c95dec1d5356b6b9ace4fbfbe1a298b63e306a21e10618adf522ba2ae594", kill_on_drop: false }`
[INFO] [stdout] 5005c95dec1d5356b6b9ace4fbfbe1a298b63e306a21e10618adf522ba2ae594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba41dacfe2e009b1ca7eac7ed716354cf51ee040dffdccd6329e65378eb4d1e4
[INFO] running `Command { std: "docker" "start" "-a" "ba41dacfe2e009b1ca7eac7ed716354cf51ee040dffdccd6329e65378eb4d1e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling cc v1.2.5
[INFO] [stderr]    Compiling libloading v0.8.3
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[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.31
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[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
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[INFO] [stderr]    Compiling indexmap v1.9.3
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[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.1
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[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling quick-xml v0.31.0
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[INFO] [stderr]    Compiling fastrand v1.9.0
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[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling futures-lite v1.13.0
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[INFO] [stderr]    Compiling async-task v4.4.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling atomic-waker v1.1.1
[INFO] [stderr]    Compiling rustls-pki-types v1.10.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling ttf-parser v0.19.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling blocking v1.3.1
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[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling rand v0.8.5
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[INFO] [stderr]    Compiling spin v0.9.8
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[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling xml-rs v0.8.13
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling owned_ttf_parser v0.19.0
[INFO] [stderr]    Compiling ab_glyph v0.2.21
[INFO] [stderr]    Compiling async-executor v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[INFO] [stderr]    Compiling async-broadcast v0.5.1
[INFO] [stderr]    Compiling xdg-home v1.0.0
[INFO] [stderr]    Compiling regex v1.8.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]    Compiling xkeysym v0.2.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling cursor-icon v1.1.0
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling x11rb-protocol v0.13.0
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling as-raw-xcb-connection v1.0.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling pharos v0.5.3
[INFO] [stderr]    Compiling winit v0.29.14
[INFO] [stderr]    Compiling event-listener v5.2.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling raw-window-handle v0.5.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.5
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling event-listener-strategy v0.5.0
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.5.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.6.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling async_io_stream v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling smol_str v0.2.1
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling raw-window-handle v0.6.0
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling async-channel v2.2.0
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.91.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=3ad050fac25c7758 -C extra-filename=-8b0d6f16810d67a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6f744a2d8bb05ebf.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-942c7163a3d77d39.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a58d6373e029fc9b.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ba41dacfe2e009b1ca7eac7ed716354cf51ee040dffdccd6329e65378eb4d1e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba41dacfe2e009b1ca7eac7ed716354cf51ee040dffdccd6329e65378eb4d1e4", kill_on_drop: false }`
[INFO] [stdout] ba41dacfe2e009b1ca7eac7ed716354cf51ee040dffdccd6329e65378eb4d1e4
