[INFO] fetching crate rfb2 0.1.2...
[INFO] testing rfb2-0.1.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate rfb2 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rfb2 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rfb2 0.1.2
[INFO] tweaked toml for crates.io crate rfb2 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rfb2 0.1.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rfb2 0.1.2 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ec985269e1cee5dd4c4650b1c14eec06c7fcec3d7c2625866075137e4ca5036
[INFO] running `Command { std: "docker" "start" "-a" "1ec985269e1cee5dd4c4650b1c14eec06c7fcec3d7c2625866075137e4ca5036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ec985269e1cee5dd4c4650b1c14eec06c7fcec3d7c2625866075137e4ca5036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec985269e1cee5dd4c4650b1c14eec06c7fcec3d7c2625866075137e4ca5036", kill_on_drop: false }`
[INFO] [stdout] 1ec985269e1cee5dd4c4650b1c14eec06c7fcec3d7c2625866075137e4ca5036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fb7faed81ab8cb064b520defabe2deb9cb3fb0b759bb3cda44e6cf4c8ad9271
[INFO] running `Command { std: "docker" "start" "-a" "3fb7faed81ab8cb064b520defabe2deb9cb3fb0b759bb3cda44e6cf4c8ad9271", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling anstyle-query v1.0.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling ascii v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling parking_lot v0.12.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling rfb2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpStream`
[INFO] [stdout]   --> src/server.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.15s
[INFO] running `Command { std: "docker" "inspect" "3fb7faed81ab8cb064b520defabe2deb9cb3fb0b759bb3cda44e6cf4c8ad9271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb7faed81ab8cb064b520defabe2deb9cb3fb0b759bb3cda44e6cf4c8ad9271", kill_on_drop: false }`
[INFO] [stdout] 3fb7faed81ab8cb064b520defabe2deb9cb3fb0b759bb3cda44e6cf4c8ad9271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 335eba8a2377cf925e99d401559931e103e074e0f03c8004464d07c79477ae2c
[INFO] running `Command { std: "docker" "start" "-a" "335eba8a2377cf925e99d401559931e103e074e0f03c8004464d07c79477ae2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling built v0.7.2
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling bitstream-io v2.3.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling zune-jpeg v0.4.11
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling png v0.17.13
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling v_frame v0.3.8
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.64/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=3ceee6f3a7e71d4a -C extra-filename=-3dc6be6dbaefd23c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-26cc22cd40e32dc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1bb94451aaaf2f65.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "335eba8a2377cf925e99d401559931e103e074e0f03c8004464d07c79477ae2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335eba8a2377cf925e99d401559931e103e074e0f03c8004464d07c79477ae2c", kill_on_drop: false }`
[INFO] [stdout] 335eba8a2377cf925e99d401559931e103e074e0f03c8004464d07c79477ae2c