[INFO] fetching crate rss-actions 0.2.2...
[INFO] checking rss-actions-0.2.2 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate rss-actions 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rss-actions 0.2.2 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rss-actions 0.2.2
[INFO] finished tweaking crates.io crate rss-actions 0.2.2
[INFO] tweaked toml for crates.io crate rss-actions 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate rss-actions 0.2.2 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "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 iana-time-zone-haiku v0.1.0
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.78
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.78
[INFO] [stderr]   Downloaded futures-sink v0.3.24
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.3
[INFO] [stderr]   Downloaded atom_syndication v0.9.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.51
[INFO] [stderr]   Downloaded hashlink v0.8.1
[INFO] [stderr]   Downloaded quick-xml v0.20.0
[INFO] [stderr]   Downloaded rusqlite v0.28.0
[INFO] [stderr]   Downloaded hyper v0.14.20
[INFO] [stderr]   Downloaded libc v0.2.135
[INFO] [stderr]   Downloaded libsqlite3-sys v0.25.1
[INFO] [stderr]   Downloaded futures-util v0.3.24
[INFO] [stderr]   Downloaded syn v1.0.102
[INFO] [stderr]   Downloaded cxx v1.0.78
[INFO] [stderr]   Downloaded serde_json v1.0.86
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded unicode-segmentation v1.10.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded cxx-build v1.0.78
[INFO] [stderr]   Downloaded h2 v0.3.14
[INFO] [stderr]   Downloaded futures-channel v0.3.24
[INFO] [stderr]   Downloaded rss v1.10.0
[INFO] [stderr]   Downloaded futures-io v0.3.24
[INFO] [stderr]   Downloaded futures-task v0.3.24
[INFO] [stderr]   Downloaded futures-core v0.3.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c380743081a41e937fb693d9f9e12be2773a5c85abffa95107d112c32b41dbc6
[INFO] running `Command { std: "docker" "start" "-a" "c380743081a41e937fb693d9f9e12be2773a5c85abffa95107d112c32b41dbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c380743081a41e937fb693d9f9e12be2773a5c85abffa95107d112c32b41dbc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c380743081a41e937fb693d9f9e12be2773a5c85abffa95107d112c32b41dbc6", kill_on_drop: false }`
[INFO] [stdout] c380743081a41e937fb693d9f9e12be2773a5c85abffa95107d112c32b41dbc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8cdc0dbb4cc4225dc21b6991b4d92428ace0e3d3bb4fcd487bf13e060e66d2
[INFO] running `Command { std: "docker" "start" "-a" "1f8cdc0dbb4cc4225dc21b6991b4d92428ace0e3d3bb4fcd487bf13e060e66d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.46/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 futures-sink v0.3.24
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stdout] error: aborting due to 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" "1f8cdc0dbb4cc4225dc21b6991b4d92428ace0e3d3bb4fcd487bf13e060e66d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8cdc0dbb4cc4225dc21b6991b4d92428ace0e3d3bb4fcd487bf13e060e66d2", kill_on_drop: false }`
[INFO] [stdout] 1f8cdc0dbb4cc4225dc21b6991b4d92428ace0e3d3bb4fcd487bf13e060e66d2