[INFO] fetching crate tp_ 0.3.1...
[INFO] checking tp_-0.3.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate tp_ 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate tp_ 0.3.1
[INFO] finished tweaking crates.io crate tp_ 0.3.1
[INFO] tweaked toml for crates.io crate tp_ 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tp_ 0.3.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tp_ 0.3.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mylibrary_ v1.1.3
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7faee5b09fee141d5aeee504b80794eb0e4b5aef84f27119a046f5cb4ad6e3b1
[INFO] running `Command { std: "docker" "start" "-a" "7faee5b09fee141d5aeee504b80794eb0e4b5aef84f27119a046f5cb4ad6e3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7faee5b09fee141d5aeee504b80794eb0e4b5aef84f27119a046f5cb4ad6e3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7faee5b09fee141d5aeee504b80794eb0e4b5aef84f27119a046f5cb4ad6e3b1", kill_on_drop: false }`
[INFO] [stdout] 7faee5b09fee141d5aeee504b80794eb0e4b5aef84f27119a046f5cb4ad6e3b1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d5b116a5f963e9a1cae2d3dd590c092506077ff6e7bdc7c701312b16adb1a24
[INFO] running `Command { std: "docker" "start" "-a" "3d5b116a5f963e9a1cae2d3dd590c092506077ff6e7bdc7c701312b16adb1a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/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 mylibrary_ v1.1.3
[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" "3d5b116a5f963e9a1cae2d3dd590c092506077ff6e7bdc7c701312b16adb1a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5b116a5f963e9a1cae2d3dd590c092506077ff6e7bdc7c701312b16adb1a24", kill_on_drop: false }`
[INFO] [stdout] 3d5b116a5f963e9a1cae2d3dd590c092506077ff6e7bdc7c701312b16adb1a24