[INFO] cloning repository https://github.com/AlfredDobradi/crabiverse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlfredDobradi/crabiverse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlfredDobradi%2Fcrabiverse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlfredDobradi%2Fcrabiverse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e8701c604ad8fc8c87592bb8c309be36ebfc868
[INFO] building AlfredDobradi/crabiverse against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlfredDobradi%2Fcrabiverse" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlfredDobradi/crabiverse on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlfredDobradi/crabiverse
[INFO] finished tweaking git repo https://github.com/AlfredDobradi/crabiverse
[INFO] tweaked toml for git repo https://github.com/AlfredDobradi/crabiverse written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AlfredDobradi/crabiverse 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_qs v0.10.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.5
[INFO] [stderr]   Downloaded parking_lot_core v0.9.4
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded actix-rt v2.7.0
[INFO] [stderr]   Downloaded zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]   Downloaded miniz_oxide v0.5.4
[INFO] [stderr]   Downloaded bytes v1.3.0
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded mio v0.8.5
[INFO] [stderr]   Downloaded serde_derive v1.0.147
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded actix-http v3.2.2
[INFO] [stderr]   Downloaded syn v1.0.103
[INFO] [stderr]   Downloaded brotli-decompressor v2.3.2
[INFO] [stderr]   Downloaded serde_json v1.0.89
[INFO] [stderr]   Downloaded actix-web v4.2.1
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.47
[INFO] [stderr]   Downloaded zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]   Downloaded actix-server v2.1.1
[INFO] [stderr]   Downloaded cookie v0.16.1
[INFO] [stderr]   Downloaded time-macros v0.2.6
[INFO] [stderr]   Downloaded time v0.3.17
[INFO] [stderr]   Downloaded paste v1.0.9
[INFO] [stderr]   Downloaded tokio v1.22.0
[INFO] [stderr]   Downloaded libc v0.2.137
[INFO] [stderr]   Downloaded zstd-sys v2.0.1+zstd.1.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91df9a00bdea2550494071878190b6cc527459d0c5326a04a7b804f1f9b2bd8b
[INFO] running `Command { std: "docker" "start" "-a" "91df9a00bdea2550494071878190b6cc527459d0c5326a04a7b804f1f9b2bd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91df9a00bdea2550494071878190b6cc527459d0c5326a04a7b804f1f9b2bd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91df9a00bdea2550494071878190b6cc527459d0c5326a04a7b804f1f9b2bd8b", kill_on_drop: false }`
[INFO] [stdout] 91df9a00bdea2550494071878190b6cc527459d0c5326a04a7b804f1f9b2bd8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b277a0b287d1bf7ecf1e04e56f36be079a7b64ca0bcc0b8ab9fcfc4271845c1
[INFO] running `Command { std: "docker" "start" "-a" "4b277a0b287d1bf7ecf1e04e56f36be079a7b64ca0bcc0b8ab9fcfc4271845c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling actix-utils v3.0.1
[INFO] [stderr]    Compiling cookie v0.16.1
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]    Compiling http v0.2.8
[INFO] [stderr]    Compiling bytestring v1.2.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling actix-service v2.0.2
[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" "4b277a0b287d1bf7ecf1e04e56f36be079a7b64ca0bcc0b8ab9fcfc4271845c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b277a0b287d1bf7ecf1e04e56f36be079a7b64ca0bcc0b8ab9fcfc4271845c1", kill_on_drop: false }`
[INFO] [stdout] 4b277a0b287d1bf7ecf1e04e56f36be079a7b64ca0bcc0b8ab9fcfc4271845c1
