[INFO] cloning repository https://github.com/JohnnyJayJay/spdx-guide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnnyJayJay/spdx-guide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnnyJayJay%2Fspdx-guide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnnyJayJay%2Fspdx-guide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4611e4ebd75a3cdc807a2218eb715ae91f9b08ad
[INFO] checking JohnnyJayJay/spdx-guide/4611e4ebd75a3cdc807a2218eb715ae91f9b08ad against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnnyJayJay%2Fspdx-guide" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JohnnyJayJay/spdx-guide on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JohnnyJayJay/spdx-guide
[INFO] finished tweaking git repo https://github.com/JohnnyJayJay/spdx-guide
[INFO] tweaked toml for git repo https://github.com/JohnnyJayJay/spdx-guide written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnnyJayJay/spdx-guide 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded i18n-config v0.4.2
[INFO] [stderr]   Downloaded i18n-embed-impl v0.8.0
[INFO] [stderr]   Downloaded rust-embed-impl v6.3.0
[INFO] [stderr]   Downloaded i18n-embed-fl v0.6.4
[INFO] [stderr]   Downloaded locale_config v0.3.0
[INFO] [stderr]   Downloaded i18n-embed v0.13.4
[INFO] [stderr]   Downloaded self_cell v0.10.2
[INFO] [stderr]   Downloaded console v0.15.1
[INFO] [stderr]   Downloaded fluent-bundle v0.15.2
[INFO] [stderr]   Downloaded fluent-syntax v0.11.0
[INFO] [stderr]   Downloaded fluent v0.16.0
[INFO] [stderr]   Downloaded git2 v0.15.0
[INFO] [stderr]   Downloaded rust-embed v6.4.1
[INFO] [stderr]   Downloaded spdx v0.9.0
[INFO] [stderr]   Downloaded libgit2-sys v0.14.0+1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfe519792f69aec56f8e6340745e1f4922c1fc32e0ced6ac63c54abbed01204f
[INFO] running `Command { std: "docker" "start" "-a" "dfe519792f69aec56f8e6340745e1f4922c1fc32e0ced6ac63c54abbed01204f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfe519792f69aec56f8e6340745e1f4922c1fc32e0ced6ac63c54abbed01204f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe519792f69aec56f8e6340745e1f4922c1fc32e0ced6ac63c54abbed01204f", kill_on_drop: false }`
[INFO] [stdout] dfe519792f69aec56f8e6340745e1f4922c1fc32e0ced6ac63c54abbed01204f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bc2368959c3e49edfddc9fc7d3c06c2448e096220bf1245318926db2eb9f813
[INFO] running `Command { std: "docker" "start" "-a" "7bc2368959c3e49edfddc9fc7d3c06c2448e096220bf1245318926db2eb9f813", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling digest v0.10.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling type-map v0.4.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[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-6f17d22bba15001f/proc-macro2-1.0.44/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 lock_api v0.4.9
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling rust-embed-utils v7.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling self_cell v0.10.2
[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" "7bc2368959c3e49edfddc9fc7d3c06c2448e096220bf1245318926db2eb9f813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bc2368959c3e49edfddc9fc7d3c06c2448e096220bf1245318926db2eb9f813", kill_on_drop: false }`
[INFO] [stdout] 7bc2368959c3e49edfddc9fc7d3c06c2448e096220bf1245318926db2eb9f813