[INFO] cloning repository https://github.com/cathaysia/nix4vscode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cathaysia/nix4vscode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcathaysia%2Fnix4vscode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcathaysia%2Fnix4vscode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5263eefccc75e5751c6fde98d2870d76e126488e
[INFO] checking cathaysia/nix4vscode against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcathaysia%2Fnix4vscode" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/cathaysia/nix4vscode
[INFO] finished tweaking git repo https://github.com/cathaysia/nix4vscode
[INFO] tweaked toml for git repo https://github.com/cathaysia/nix4vscode written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cathaysia/nix4vscode on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cathaysia/nix4vscode 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f7b1266c2cc311ae9434913e174a9a790ab691e2f017c83819b7f61f2362cf3
[INFO] running `Command { std: "docker" "start" "-a" "9f7b1266c2cc311ae9434913e174a9a790ab691e2f017c83819b7f61f2362cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f7b1266c2cc311ae9434913e174a9a790ab691e2f017c83819b7f61f2362cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7b1266c2cc311ae9434913e174a9a790ab691e2f017c83819b7f61f2362cf3", kill_on_drop: false }`
[INFO] [stdout] 9f7b1266c2cc311ae9434913e174a9a790ab691e2f017c83819b7f61f2362cf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6980ef68527e0533f2dde6f6e579f1406eb52a1541c18887de55ffb11db0531e
[INFO] running `Command { std: "docker" "start" "-a" "6980ef68527e0533f2dde6f6e579f1406eb52a1541c18887de55ffb11db0531e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking webpki-roots v1.0.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking winnow v0.7.11
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]    Compiling dsl_auto_type v0.1.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling snafu-derive v0.8.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.33.0
[INFO] [stderr]    Compiling diesel_table_macro_syntax v0.2.0
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking clap_builder v4.5.48
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4f260f0f20b3133d20cfb50353c0221943af5796/bin/rustc --crate-name serde_derive --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=1ecfc1636d44c606 -C extra-filename=-2ec51a70a08b9576 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c147ed084ca3e4f5.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7b1458614701ad12.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-461360b48fe67a6e.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6980ef68527e0533f2dde6f6e579f1406eb52a1541c18887de55ffb11db0531e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6980ef68527e0533f2dde6f6e579f1406eb52a1541c18887de55ffb11db0531e", kill_on_drop: false }`
[INFO] [stdout] 6980ef68527e0533f2dde6f6e579f1406eb52a1541c18887de55ffb11db0531e