[INFO] cloning repository https://github.com/deathmaz/news-rss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deathmaz/news-rss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeathmaz%2Fnews-rss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeathmaz%2Fnews-rss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ece954d3876dfb80d7bcb1bb2e91d15da99a83a
[INFO] testing deathmaz/news-rss/5ece954d3876dfb80d7bcb1bb2e91d15da99a83a against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeathmaz%2Fnews-rss" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deathmaz/news-rss on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/deathmaz/news-rss
[INFO] finished tweaking git repo https://github.com/deathmaz/news-rss
[INFO] tweaked toml for git repo https://github.com/deathmaz/news-rss written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/deathmaz/news-rss 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diligent-date-parser v0.1.4
[INFO] [stderr]   Downloaded enum-map-derive v0.11.0
[INFO] [stderr]   Downloaded ellipse v0.2.0
[INFO] [stderr]   Downloaded rss v2.0.1
[INFO] [stderr]   Downloaded enum-map v2.4.2
[INFO] [stderr]   Downloaded debug_stub_derive v0.3.0
[INFO] [stderr]   Downloaded cursive_tree_view v0.8.0
[INFO] [stderr]   Downloaded html2text v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1958322c975286ef7ca1ee1ea75d5f8372396c38b588e8cb1e450daae8604917
[INFO] running `Command { std: "docker" "start" "-a" "1958322c975286ef7ca1ee1ea75d5f8372396c38b588e8cb1e450daae8604917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1958322c975286ef7ca1ee1ea75d5f8372396c38b588e8cb1e450daae8604917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1958322c975286ef7ca1ee1ea75d5f8372396c38b588e8cb1e450daae8604917", kill_on_drop: false }`
[INFO] [stdout] 1958322c975286ef7ca1ee1ea75d5f8372396c38b588e8cb1e450daae8604917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ee5d27020a837bd2432b97392336e8ecaf9e8d9907ec298211d8704c873ea2
[INFO] running `Command { std: "docker" "start" "-a" "40ee5d27020a837bd2432b97392336e8ecaf9e8d9907ec298211d8704c873ea2", 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 cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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] [stderr]    Compiling ahash v0.8.2
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[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" "40ee5d27020a837bd2432b97392336e8ecaf9e8d9907ec298211d8704c873ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ee5d27020a837bd2432b97392336e8ecaf9e8d9907ec298211d8704c873ea2", kill_on_drop: false }`
[INFO] [stdout] 40ee5d27020a837bd2432b97392336e8ecaf9e8d9907ec298211d8704c873ea2