[INFO] fetching crate dhcplayer 0.1.9...
[INFO] checking dhcplayer-0.1.9 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate dhcplayer 0.1.9 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate dhcplayer 0.1.9 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dhcplayer 0.1.9
[INFO] finished tweaking crates.io crate dhcplayer 0.1.9
[INFO] tweaked toml for crates.io crate dhcplayer 0.1.9 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate dhcplayer 0.1.9 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded pnet_sys v0.33.0
[INFO] [stderr]   Downloaded pnet_transport v0.33.0
[INFO] [stderr]   Downloaded pnet v0.33.0
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded stderrlog v0.4.3
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded cc v1.0.68
[INFO] [stderr]   Downloaded ctrlc v3.1.9
[INFO] [stderr]   Downloaded pnet_macros v0.33.0
[INFO] [stderr]   Downloaded pnet_base v0.33.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.33.0
[INFO] [stderr]   Downloaded pnet_packet v0.33.0
[INFO] [stderr]   Downloaded ipnetwork v0.20.0
[INFO] [stderr]   Downloaded no-std-net v0.6.0
[INFO] [stderr]   Downloaded pnet_datalink v0.33.0
[INFO] [stderr]   Downloaded thread_local v0.3.4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c2d17137964d712174f6a765501caaa59b4d40cfa221f45a29251e7da0d132d
[INFO] running `Command { std: "docker" "start" "-a" "9c2d17137964d712174f6a765501caaa59b4d40cfa221f45a29251e7da0d132d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c2d17137964d712174f6a765501caaa59b4d40cfa221f45a29251e7da0d132d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2d17137964d712174f6a765501caaa59b4d40cfa221f45a29251e7da0d132d", kill_on_drop: false }`
[INFO] [stdout] 9c2d17137964d712174f6a765501caaa59b4d40cfa221f45a29251e7da0d132d
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 482c06ed7cdb5b6154b1fe754689b157106173a33e06182e105840bc6dac0809
[INFO] running `Command { std: "docker" "start" "-a" "482c06ed7cdb5b6154b1fe754689b157106173a33e06182e105840bc6dac0809", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking pnet_base v0.33.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]     Checking pnet_macros_support v0.33.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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 log v0.4.14
[INFO] [stderr]     Checking void v1.0.2
[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" "482c06ed7cdb5b6154b1fe754689b157106173a33e06182e105840bc6dac0809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482c06ed7cdb5b6154b1fe754689b157106173a33e06182e105840bc6dac0809", kill_on_drop: false }`
[INFO] [stdout] 482c06ed7cdb5b6154b1fe754689b157106173a33e06182e105840bc6dac0809
[INFO] checking dhcplayer-0.1.9 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] extracting crate dhcplayer 0.1.9 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate dhcplayer 0.1.9 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dhcplayer 0.1.9
[INFO] finished tweaking crates.io crate dhcplayer 0.1.9
[INFO] tweaked toml for crates.io crate dhcplayer 0.1.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate dhcplayer 0.1.9 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5ec1a168e7988a65eb055a1cc3d2c0386f37ccccbc7f13aacf2f032b7bc3d29
[INFO] running `Command { std: "docker" "start" "-a" "a5ec1a168e7988a65eb055a1cc3d2c0386f37ccccbc7f13aacf2f032b7bc3d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ec1a168e7988a65eb055a1cc3d2c0386f37ccccbc7f13aacf2f032b7bc3d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ec1a168e7988a65eb055a1cc3d2c0386f37ccccbc7f13aacf2f032b7bc3d29", kill_on_drop: false }`
[INFO] [stdout] a5ec1a168e7988a65eb055a1cc3d2c0386f37ccccbc7f13aacf2f032b7bc3d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 996ecd72cc5d31de9e115e1585290cc3040dea67650789ee1607c23415f7d07a
[INFO] running `Command { std: "docker" "start" "-a" "996ecd72cc5d31de9e115e1585290cc3040dea67650789ee1607c23415f7d07a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "996ecd72cc5d31de9e115e1585290cc3040dea67650789ee1607c23415f7d07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996ecd72cc5d31de9e115e1585290cc3040dea67650789ee1607c23415f7d07a", kill_on_drop: false }`
[INFO] [stdout] 996ecd72cc5d31de9e115e1585290cc3040dea67650789ee1607c23415f7d07a