[INFO] fetching crate numby 0.1.8...
[INFO] testing numby-0.1.8 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] extracting crate numby 0.1.8 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate numby 0.1.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate numby 0.1.8
[INFO] tweaked toml for crates.io crate numby 0.1.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate numby 0.1.8 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate numby 0.1.8 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" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pki-types v1.13.0
[INFO] [stderr]   Downloaded fax_derive v0.2.0
[INFO] [stderr]   Downloaded fluent-template-macros v0.10.1
[INFO] [stderr]   Downloaded weezl v0.1.11
[INFO] [stderr]   Downloaded clap v4.5.51
[INFO] [stderr]   Downloaded compact_str v0.7.1
[INFO] [stderr]   Downloaded zune-jpeg v0.4.21
[INFO] [stderr]   Downloaded ropey v1.6.1
[INFO] [stderr]   Downloaded cc v1.2.45
[INFO] [stderr]   Downloaded unic-langid-impl v0.9.6
[INFO] [stderr]   Downloaded crossterm v0.27.0
[INFO] [stderr]   Downloaded fluent-bundle v0.15.3
[INFO] [stderr]   Downloaded moxcms v0.7.9
[INFO] [stderr]   Downloaded ratatui v0.26.3
[INFO] [stderr]   Downloaded clap_builder v4.5.51
[INFO] [stderr]   Downloaded fluent-syntax v0.11.1
[INFO] [stderr]   Downloaded fluent-templates v0.10.1
[INFO] [stderr]   Downloaded stability v0.2.1
[INFO] [stderr]   Downloaded image v0.25.8
[INFO] [stderr]   Downloaded fasteval2 v2.1.1
[INFO] [stderr]   Downloaded str_indices v0.4.4
[INFO] [stderr]   Downloaded unic-langid-macros-impl v0.9.6
[INFO] [stderr]   Downloaded unic-langid-macros v0.9.6
[INFO] [stderr]   Downloaded unic-langid v0.9.6
[INFO] [stderr]   Downloaded fax v0.2.6
[INFO] [stderr]   Downloaded chrono-tz-build v0.2.1
[INFO] [stderr]   Downloaded intl_pluralrules v7.0.2
[INFO] [stderr]   Downloaded self_cell v1.2.1
[INFO] [stderr]   Downloaded self_cell v0.10.3
[INFO] [stderr]   Downloaded fluent-langneg v0.13.1
[INFO] [stderr]   Downloaded type-map v0.5.1
[INFO] [stderr]   Downloaded intl-memoizer v0.5.3
[INFO] [stderr]   Downloaded chrono-tz v0.8.6
[INFO] [stderr]   Downloaded pxfm v0.1.25
[INFO] [stderr]   Downloaded tiff v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b58e6248aeab664faf395ee1758f2f83ccab20700e291ed49144948e6c3559f
[INFO] running `Command { std: "docker" "start" "-a" "2b58e6248aeab664faf395ee1758f2f83ccab20700e291ed49144948e6c3559f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b58e6248aeab664faf395ee1758f2f83ccab20700e291ed49144948e6c3559f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b58e6248aeab664faf395ee1758f2f83ccab20700e291ed49144948e6c3559f", kill_on_drop: false }`
[INFO] [stdout] 2b58e6248aeab664faf395ee1758f2f83ccab20700e291ed49144948e6c3559f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7535af72ab08f739d8225a3c47380434132ced7113376b54db76a4e8425912b
[INFO] running `Command { std: "docker" "start" "-a" "a7535af72ab08f739d8225a3c47380434132ced7113376b54db76a4e8425912b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling rustls-pki-types v1.13.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling type-map v0.5.1
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]    Compiling self_cell v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling self_cell v0.10.3
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling x11rb-protocol v0.13.2
[INFO] [stderr]    Compiling webpki-roots v1.0.4
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling compact_str v0.7.1
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling pxfm v0.1.25
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling str_indices v0.4.4
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling ropey v1.6.1
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling fasteval2 v2.1.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling ignore v0.4.25
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[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/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.110/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="visit"' --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=62a996fc589b71f9 -C extra-filename=-11c226cfc9512965 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-43e32a25692bf44a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-01cdf4ac6a2aaf5b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "a7535af72ab08f739d8225a3c47380434132ced7113376b54db76a4e8425912b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7535af72ab08f739d8225a3c47380434132ced7113376b54db76a4e8425912b", kill_on_drop: false }`
[INFO] [stdout] a7535af72ab08f739d8225a3c47380434132ced7113376b54db76a4e8425912b