[INFO] cloning repository https://github.com/John2143/gpt_prompting
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/John2143/gpt_prompting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohn2143%2Fgpt_prompting", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohn2143%2Fgpt_prompting'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5ad6859eeace8a8e780781948a7cb82e4b335ae
[INFO] checking John2143/gpt_prompting against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohn2143%2Fgpt_prompting" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/John2143/gpt_prompting
[INFO] finished tweaking git repo https://github.com/John2143/gpt_prompting
[INFO] tweaked toml for git repo https://github.com/John2143/gpt_prompting written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/John2143/gpt_prompting on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/John2143/gpt_prompting 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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "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 async-openai v0.10.3
[INFO] [stderr]   Downloaded derive_builder_macro v0.12.0
[INFO] [stderr]   Downloaded derive_builder_core v0.12.0
[INFO] [stderr]   Downloaded derive_builder v0.12.0
[INFO] [stderr]   Downloaded reqwest-eventsource v0.4.0
[INFO] [stderr]   Downloaded reqwest v0.11.17
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8a6b1cd1ceb0c44e2714fa4cdd4e3c57eed3840bb1a7783f52940f15a18d91e
[INFO] running `Command { std: "docker" "start" "-a" "f8a6b1cd1ceb0c44e2714fa4cdd4e3c57eed3840bb1a7783f52940f15a18d91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8a6b1cd1ceb0c44e2714fa4cdd4e3c57eed3840bb1a7783f52940f15a18d91e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a6b1cd1ceb0c44e2714fa4cdd4e3c57eed3840bb1a7783f52940f15a18d91e", kill_on_drop: false }`
[INFO] [stdout] f8a6b1cd1ceb0c44e2714fa4cdd4e3c57eed3840bb1a7783f52940f15a18d91e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7916ae5163a053e7b601d2a49a723030490bde8431f6894a17ea1060565504e6
[INFO] running `Command { std: "docker" "start" "-a" "7916ae5163a053e7b601d2a49a723030490bde8431f6894a17ea1060565504e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 thiserror v1.0.40
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking num_cpus v1.15.0
[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 http-body v0.4.5
[INFO] [stderr]     Checking getrandom v0.2.9
[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" "7916ae5163a053e7b601d2a49a723030490bde8431f6894a17ea1060565504e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7916ae5163a053e7b601d2a49a723030490bde8431f6894a17ea1060565504e6", kill_on_drop: false }`
[INFO] [stdout] 7916ae5163a053e7b601d2a49a723030490bde8431f6894a17ea1060565504e6
