[INFO] fetching crate angry-purple-tiger 1.0.0...
[INFO] checking angry-purple-tiger-1.0.0 against master#fd2c811d25ad5773fbd2463e058bf4edf4d44eb2 for pr-130443
[INFO] extracting crate angry-purple-tiger 1.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate angry-purple-tiger 1.0.0 on toolchain fd2c811d25ad5773fbd2463e058bf4edf4d44eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate angry-purple-tiger 1.0.0
[INFO] finished tweaking crates.io crate angry-purple-tiger 1.0.0
[INFO] tweaked toml for crates.io crate angry-purple-tiger 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate angry-purple-tiger 1.0.0 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" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded p256 v0.10.1
[INFO] [stderr]   Downloaded ecdsa v0.13.4
[INFO] [stderr]   Downloaded sec1 v0.2.1
[INFO] [stderr]   Downloaded rfc6979 v0.1.0
[INFO] [stderr]   Downloaded ff v0.11.1
[INFO] [stderr]   Downloaded elliptic-curve v0.11.12
[INFO] [stderr]   Downloaded group v0.11.0
[INFO] [stderr]   Downloaded ct-codecs v1.1.1
[INFO] [stderr]   Downloaded ed25519-compact v2.0.4
[INFO] [stderr]   Downloaded ed25519 v1.5.2
[INFO] [stderr]   Downloaded k256 v0.10.4
[INFO] [stderr]   Downloaded helium-crypto v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 478b7628c24af46669fca17b49b42e0139e79fd8260f67c965ac1fb23e8942d2
[INFO] running `Command { std: "docker" "start" "-a" "478b7628c24af46669fca17b49b42e0139e79fd8260f67c965ac1fb23e8942d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478b7628c24af46669fca17b49b42e0139e79fd8260f67c965ac1fb23e8942d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478b7628c24af46669fca17b49b42e0139e79fd8260f67c965ac1fb23e8942d2", kill_on_drop: false }`
[INFO] [stdout] 478b7628c24af46669fca17b49b42e0139e79fd8260f67c965ac1fb23e8942d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+fd2c811d25ad5773fbd2463e058bf4edf4d44eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbf25be3552861d535ebd6df2dd0afac50949f447ebb002efb7fc6a26a9b01cb
[INFO] running `Command { std: "docker" "start" "-a" "dbf25be3552861d535ebd6df2dd0afac50949f447ebb002efb7fc6a26a9b01cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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] [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" "dbf25be3552861d535ebd6df2dd0afac50949f447ebb002efb7fc6a26a9b01cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf25be3552861d535ebd6df2dd0afac50949f447ebb002efb7fc6a26a9b01cb", kill_on_drop: false }`
[INFO] [stdout] dbf25be3552861d535ebd6df2dd0afac50949f447ebb002efb7fc6a26a9b01cb
