[INFO] fetching crate ferrispot 0.4.1...
[INFO] checking ferrispot-0.4.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate ferrispot 0.4.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ferrispot 0.4.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ferrispot 0.4.1
[INFO] finished tweaking crates.io crate ferrispot 0.4.1
[INFO] tweaked toml for crates.io crate ferrispot 0.4.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate ferrispot 0.4.1 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded js-sys v0.3.62
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.35
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.85
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.85
[INFO] [stderr]   Downloaded const_format v0.2.30
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.85
[INFO] [stderr]   Downloaded web-sys v0.3.62
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09f6f43d07c5f69873d6a75b494d33147dba58e4a5ac9475f6ab254c9031dac9
[INFO] running `Command { std: "docker" "start" "-a" "09f6f43d07c5f69873d6a75b494d33147dba58e4a5ac9475f6ab254c9031dac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09f6f43d07c5f69873d6a75b494d33147dba58e4a5ac9475f6ab254c9031dac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f6f43d07c5f69873d6a75b494d33147dba58e4a5ac9475f6ab254c9031dac9", kill_on_drop: false }`
[INFO] [stdout] 09f6f43d07c5f69873d6a75b494d33147dba58e4a5ac9475f6ab254c9031dac9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7a5c23732cf9ee1baf4486dcefb2284fe2f155e4e0f7c4e1d814cd036a9f097
[INFO] running `Command { std: "docker" "start" "-a" "b7a5c23732cf9ee1baf4486dcefb2284fe2f155e4e0f7c4e1d814cd036a9f097", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/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 openssl v0.10.52
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[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" "b7a5c23732cf9ee1baf4486dcefb2284fe2f155e4e0f7c4e1d814cd036a9f097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a5c23732cf9ee1baf4486dcefb2284fe2f155e4e0f7c4e1d814cd036a9f097", kill_on_drop: false }`
[INFO] [stdout] b7a5c23732cf9ee1baf4486dcefb2284fe2f155e4e0f7c4e1d814cd036a9f097
[INFO] checking ferrispot-0.4.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate ferrispot 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ferrispot 0.4.1 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ferrispot 0.4.1
[INFO] finished tweaking crates.io crate ferrispot 0.4.1
[INFO] tweaked toml for crates.io crate ferrispot 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate ferrispot 0.4.1 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b14415e27bab0c4c3166bf3adbf4e3503e74bab7320848fe13ad9e8b03a67c7
[INFO] running `Command { std: "docker" "start" "-a" "0b14415e27bab0c4c3166bf3adbf4e3503e74bab7320848fe13ad9e8b03a67c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b14415e27bab0c4c3166bf3adbf4e3503e74bab7320848fe13ad9e8b03a67c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b14415e27bab0c4c3166bf3adbf4e3503e74bab7320848fe13ad9e8b03a67c7", kill_on_drop: false }`
[INFO] [stdout] 0b14415e27bab0c4c3166bf3adbf4e3503e74bab7320848fe13ad9e8b03a67c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c15fa1754afec99414968199382479e0916a47849ded8ad4bd2114a60fb47be6
[INFO] running `Command { std: "docker" "start" "-a" "c15fa1754afec99414968199382479e0916a47849ded8ad4bd2114a60fb47be6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/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 futures-util v0.3.28
[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" "c15fa1754afec99414968199382479e0916a47849ded8ad4bd2114a60fb47be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15fa1754afec99414968199382479e0916a47849ded8ad4bd2114a60fb47be6", kill_on_drop: false }`
[INFO] [stdout] c15fa1754afec99414968199382479e0916a47849ded8ad4bd2114a60fb47be6
