[INFO] cloning repository https://github.com/drbh/generativelanguage-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drbh/generativelanguage-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fgenerativelanguage-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fgenerativelanguage-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 217cd1d0bba153b011e3bbc8436dd2f2113c33d5
[INFO] checking drbh/generativelanguage-rs against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrbh%2Fgenerativelanguage-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/drbh/generativelanguage-rs
[INFO] finished tweaking git repo https://github.com/drbh/generativelanguage-rs
[INFO] tweaked toml for git repo https://github.com/drbh/generativelanguage-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drbh/generativelanguage-rs on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/drbh/generativelanguage-rs 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded security-framework-sys v2.9.0
[INFO] [stderr]   Downloaded security-framework v2.9.1
[INFO] [stderr]   Downloaded syn v2.0.17
[INFO] [stderr]   Downloaded openssl-sys v0.9.87
[INFO] [stderr]   Downloaded openssl v0.10.52
[INFO] [stderr]   Downloaded tokio v1.28.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 779dd487f7bcb6a209dd815df8666e75651630076e7848358dd2c964935de4f7
[INFO] running `Command { std: "docker" "start" "-a" "779dd487f7bcb6a209dd815df8666e75651630076e7848358dd2c964935de4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "779dd487f7bcb6a209dd815df8666e75651630076e7848358dd2c964935de4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "779dd487f7bcb6a209dd815df8666e75651630076e7848358dd2c964935de4f7", kill_on_drop: false }`
[INFO] [stdout] 779dd487f7bcb6a209dd815df8666e75651630076e7848358dd2c964935de4f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c83cb9aa448a583f1425873b4b7da0cc28bf0690399ec1b84306b743e8491988
[INFO] running `Command { std: "docker" "start" "-a" "c83cb9aa448a583f1425873b4b7da0cc28bf0690399ec1b84306b743e8491988", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 try-lock v0.2.4
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing v0.1.37
[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" "c83cb9aa448a583f1425873b4b7da0cc28bf0690399ec1b84306b743e8491988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83cb9aa448a583f1425873b4b7da0cc28bf0690399ec1b84306b743e8491988", kill_on_drop: false }`
[INFO] [stdout] c83cb9aa448a583f1425873b4b7da0cc28bf0690399ec1b84306b743e8491988