[INFO] fetching crate gcm-ai 0.1.7...
[INFO] checking gcm-ai-0.1.7 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate gcm-ai 0.1.7 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate gcm-ai 0.1.7
[INFO] finished tweaking crates.io crate gcm-ai 0.1.7
[INFO] tweaked toml for crates.io crate gcm-ai 0.1.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gcm-ai 0.1.7 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gcm-ai 0.1.7 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded confy v0.5.1
[INFO] [stderr]   Downloaded clap v4.2.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.82
[INFO] [stderr]   Downloaded clap_builder v4.2.0
[INFO] [stderr]   Downloaded openssl v0.10.47
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 556bb338ff9f0380c8b7e9cc387114132da4921a533ae06262faf0b44e7d9d9c
[INFO] running `Command { std: "docker" "start" "-a" "556bb338ff9f0380c8b7e9cc387114132da4921a533ae06262faf0b44e7d9d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "556bb338ff9f0380c8b7e9cc387114132da4921a533ae06262faf0b44e7d9d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556bb338ff9f0380c8b7e9cc387114132da4921a533ae06262faf0b44e7d9d9c", kill_on_drop: false }`
[INFO] [stdout] 556bb338ff9f0380c8b7e9cc387114132da4921a533ae06262faf0b44e7d9d9c
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdc3144aafbd3d65cd238181f9021dc1fc4ee1bec31871748dc3fe6cb16cce54
[INFO] running `Command { std: "docker" "start" "-a" "bdc3144aafbd3d65cd238181f9021dc1fc4ee1bec31871748dc3fe6cb16cce54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling openssl v0.10.47
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking io-lifetimes v1.0.9
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking httparse v1.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking rtoolbox v0.0.1
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking ipnet v2.7.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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 owo-colors v3.5.0
[INFO] [stderr]     Checking rpassword v7.2.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.82
[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" "bdc3144aafbd3d65cd238181f9021dc1fc4ee1bec31871748dc3fe6cb16cce54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc3144aafbd3d65cd238181f9021dc1fc4ee1bec31871748dc3fe6cb16cce54", kill_on_drop: false }`
[INFO] [stdout] bdc3144aafbd3d65cd238181f9021dc1fc4ee1bec31871748dc3fe6cb16cce54