[INFO] fetching crate octosurfer 0.1.0...
[INFO] checking octosurfer-0.1.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate octosurfer 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate octosurfer 0.1.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate octosurfer 0.1.0
[INFO] finished tweaking crates.io crate octosurfer 0.1.0
[INFO] tweaked toml for crates.io crate octosurfer 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate octosurfer 0.1.0 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v4.0.0
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded octocrab v0.18.1
[INFO] [stderr]   Downloaded grep-cli v0.1.7
[INFO] [stderr]   Downloaded grep-printer v0.1.7
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded url v2.3.0
[INFO] [stderr]   Downloaded grep-regex v0.1.11
[INFO] [stderr]   Downloaded grep-matcher v0.1.6
[INFO] [stderr]   Downloaded grep-searcher v0.1.11
[INFO] [stderr]   Downloaded grep v0.2.11
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded jsonwebtoken v8.2.0
[INFO] [stderr]   Downloaded snafu-derive v0.7.4
[INFO] [stderr]   Downloaded snafu v0.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fca3143c8b4b8e5e836dde198c3eae0300cd95c3f5aa91967c170f00592e4ca
[INFO] running `Command { std: "docker" "start" "-a" "0fca3143c8b4b8e5e836dde198c3eae0300cd95c3f5aa91967c170f00592e4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fca3143c8b4b8e5e836dde198c3eae0300cd95c3f5aa91967c170f00592e4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fca3143c8b4b8e5e836dde198c3eae0300cd95c3f5aa91967c170f00592e4ca", kill_on_drop: false }`
[INFO] [stdout] 0fca3143c8b4b8e5e836dde198c3eae0300cd95c3f5aa91967c170f00592e4ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7caa76b5e96be8f981e9cd857f9f550c084ea027f46afee36f89695491406923
[INFO] running `Command { std: "docker" "start" "-a" "7caa76b5e96be8f981e9cd857f9f550c084ea027f46afee36f89695491406923", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.154
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling serde v1.0.154
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling time-core v0.1.0
[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]    Compiling thiserror v1.0.39
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7caa76b5e96be8f981e9cd857f9f550c084ea027f46afee36f89695491406923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7caa76b5e96be8f981e9cd857f9f550c084ea027f46afee36f89695491406923", kill_on_drop: false }`
[INFO] [stdout] 7caa76b5e96be8f981e9cd857f9f550c084ea027f46afee36f89695491406923
