[INFO] fetching crate matrix-http-rendezvous-server 0.1.12...
[INFO] checking matrix-http-rendezvous-server-0.1.12 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate matrix-http-rendezvous-server 0.1.12 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate matrix-http-rendezvous-server 0.1.12 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrix-http-rendezvous-server 0.1.12
[INFO] finished tweaking crates.io crate matrix-http-rendezvous-server 0.1.12
[INFO] tweaked toml for crates.io crate matrix-http-rendezvous-server 0.1.12 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate matrix-http-rendezvous-server 0.1.12 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" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dc78f7a54801ad9b14b536c83c4ef54fbad48bae248190f6dcdd99feb120852
[INFO] running `Command { std: "docker" "start" "-a" "8dc78f7a54801ad9b14b536c83c4ef54fbad48bae248190f6dcdd99feb120852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dc78f7a54801ad9b14b536c83c4ef54fbad48bae248190f6dcdd99feb120852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc78f7a54801ad9b14b536c83c4ef54fbad48bae248190f6dcdd99feb120852", kill_on_drop: false }`
[INFO] [stdout] 8dc78f7a54801ad9b14b536c83c4ef54fbad48bae248190f6dcdd99feb120852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 227e15aa59044beb8b43f4f4c5bffccf2e5d97495011e0d4bb2df0b998fd1026
[INFO] running `Command { std: "docker" "start" "-a" "227e15aa59044beb8b43f4f4c5bffccf2e5d97495011e0d4bb2df0b998fd1026", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling async-trait v0.1.64
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 percent-encoding v2.2.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking matchit v0.7.0
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking time v0.3.19
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking smallvec v1.10.0
[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" "227e15aa59044beb8b43f4f4c5bffccf2e5d97495011e0d4bb2df0b998fd1026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227e15aa59044beb8b43f4f4c5bffccf2e5d97495011e0d4bb2df0b998fd1026", kill_on_drop: false }`
[INFO] [stdout] 227e15aa59044beb8b43f4f4c5bffccf2e5d97495011e0d4bb2df0b998fd1026
