[INFO] cloning repository https://github.com/CertainLach/nix-remote
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CertainLach/nix-remote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCertainLach%2Fnix-remote", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCertainLach%2Fnix-remote'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f85b0f8353565568085de29ceb45329674df60de
[INFO] checking CertainLach/nix-remote against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCertainLach%2Fnix-remote" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CertainLach/nix-remote
[INFO] finished tweaking git repo https://github.com/CertainLach/nix-remote
[INFO] tweaked toml for git repo https://github.com/CertainLach/nix-remote written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CertainLach/nix-remote on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CertainLach/nix-remote 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thin-vec v0.2.10
[INFO] [stderr]   Downloaded ssh_format_error v0.1.0
[INFO] [stderr]   Downloaded awaitable-error v0.1.0
[INFO] [stderr]   Downloaded vec-strings v0.4.8
[INFO] [stderr]   Downloaded openssh-sftp-protocol-error v0.1.0
[INFO] [stderr]   Downloaded openssh-sftp-client v0.12.2
[INFO] [stderr]   Downloaded exec v0.3.1
[INFO] [stderr]   Downloaded openssh-sftp-client-lowlevel v0.4.0
[INFO] [stderr]   Downloaded ssh_format v0.12.0
[INFO] [stderr]   Downloaded sendfd v0.4.3
[INFO] [stderr]   Downloaded openssh-mux-client v0.15.5
[INFO] [stderr]   Downloaded tokio-pipe v0.2.12
[INFO] [stderr]   Downloaded const_fn_assert v0.1.2
[INFO] [stderr]   Downloaded ssh_format v0.14.1
[INFO] [stderr]   Downloaded openssh-sftp-protocol v0.23.0
[INFO] [stderr]   Downloaded tokio-io-utility v0.7.5
[INFO] [stderr]   Downloaded triomphe v0.1.8
[INFO] [stderr]   Downloaded awaitable v0.4.0
[INFO] [stderr]   Downloaded concurrent_arena v0.1.7
[INFO] [stderr]   Downloaded derive_destructure2 v0.1.1
[INFO] [stderr]   Downloaded openssh v0.9.8
[INFO] [stderr]   Downloaded openssh-sftp-error v0.3.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91072809eec84a27f67bf8d0f478f2da2495ba6fb95e6d5f88cb6c717c2dafb5
[INFO] running `Command { std: "docker" "start" "-a" "91072809eec84a27f67bf8d0f478f2da2495ba6fb95e6d5f88cb6c717c2dafb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91072809eec84a27f67bf8d0f478f2da2495ba6fb95e6d5f88cb6c717c2dafb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91072809eec84a27f67bf8d0f478f2da2495ba6fb95e6d5f88cb6c717c2dafb5", kill_on_drop: false }`
[INFO] [stdout] 91072809eec84a27f67bf8d0f478f2da2495ba6fb95e6d5f88cb6c717c2dafb5
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d9ea46a87479f2d69f8412cf34f7db527e9b4665f2b54513aaabc332e1ecd3f
[INFO] running `Command { std: "docker" "start" "-a" "1d9ea46a87479f2d69f8412cf34f7db527e9b4665f2b54513aaabc332e1ecd3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]     Checking thin-vec v0.2.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking arc-swap v1.5.1
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking awaitable-error v0.1.0
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stderr]     Checking const_fn_assert v0.1.2
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking awaitable v0.4.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1d9ea46a87479f2d69f8412cf34f7db527e9b4665f2b54513aaabc332e1ecd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9ea46a87479f2d69f8412cf34f7db527e9b4665f2b54513aaabc332e1ecd3f", kill_on_drop: false }`
[INFO] [stdout] 1d9ea46a87479f2d69f8412cf34f7db527e9b4665f2b54513aaabc332e1ecd3f
