[INFO] fetching crate pipeawesome2 0.1.3...
[INFO] checking pipeawesome2-0.1.3 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate pipeawesome2 0.1.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate pipeawesome2 0.1.3 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pipeawesome2 0.1.3
[INFO] finished tweaking crates.io crate pipeawesome2 0.1.3
[INFO] tweaked toml for crates.io crate pipeawesome2 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate pipeawesome2 0.1.3 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_derive v2.4.0
[INFO] [stderr]   Downloaded pest_meta v2.4.0
[INFO] [stderr]   Downloaded async-global-executor v2.3.0
[INFO] [stderr]   Downloaded dot-generator v0.1.0
[INFO] [stderr]   Downloaded async-process v1.5.0
[INFO] [stderr]   Downloaded into-attr v0.1.0
[INFO] [stderr]   Downloaded into-attr-derive v0.1.0
[INFO] [stderr]   Downloaded dot-structures v0.1.0
[INFO] [stderr]   Downloaded pest_generator v2.4.0
[INFO] [stderr]   Downloaded graphviz-rust v0.1.2
[INFO] [stderr]   Downloaded pest v2.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d2a87b976e941b1c7708904e1fbcc52406eec751ebfdf1f6eb00afcc93bd3c9
[INFO] running `Command { std: "docker" "start" "-a" "8d2a87b976e941b1c7708904e1fbcc52406eec751ebfdf1f6eb00afcc93bd3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d2a87b976e941b1c7708904e1fbcc52406eec751ebfdf1f6eb00afcc93bd3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2a87b976e941b1c7708904e1fbcc52406eec751ebfdf1f6eb00afcc93bd3c9", kill_on_drop: false }`
[INFO] [stdout] 8d2a87b976e941b1c7708904e1fbcc52406eec751ebfdf1f6eb00afcc93bd3c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f90cd57bfdc8efcfdaa6deb91039f6bae378455766afa7d1fe7ae4924d5076b
[INFO] running `Command { std: "docker" "start" "-a" "0f90cd57bfdc8efcfdaa6deb91039f6bae378455766afa7d1fe7ae4924d5076b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[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]    Compiling polling v2.3.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling async-io v1.9.0
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking futures-lite v1.12.0
[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" "0f90cd57bfdc8efcfdaa6deb91039f6bae378455766afa7d1fe7ae4924d5076b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f90cd57bfdc8efcfdaa6deb91039f6bae378455766afa7d1fe7ae4924d5076b", kill_on_drop: false }`
[INFO] [stdout] 0f90cd57bfdc8efcfdaa6deb91039f6bae378455766afa7d1fe7ae4924d5076b
[INFO] checking pipeawesome2-0.1.3 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate pipeawesome2 0.1.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate pipeawesome2 0.1.3 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pipeawesome2 0.1.3
[INFO] finished tweaking crates.io crate pipeawesome2 0.1.3
[INFO] tweaked toml for crates.io crate pipeawesome2 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate pipeawesome2 0.1.3 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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 213d5399b885abb2ced911de318fcbb2789f6db64246ebca3a56fde51b9a4aff
[INFO] running `Command { std: "docker" "start" "-a" "213d5399b885abb2ced911de318fcbb2789f6db64246ebca3a56fde51b9a4aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "213d5399b885abb2ced911de318fcbb2789f6db64246ebca3a56fde51b9a4aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213d5399b885abb2ced911de318fcbb2789f6db64246ebca3a56fde51b9a4aff", kill_on_drop: false }`
[INFO] [stdout] 213d5399b885abb2ced911de318fcbb2789f6db64246ebca3a56fde51b9a4aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5892b375df732154865a942f6105193e172a4b4ae179ec3ef9b22942d64aeda
[INFO] running `Command { std: "docker" "start" "-a" "b5892b375df732154865a942f6105193e172a4b4ae179ec3ef9b22942d64aeda", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[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]    Compiling polling v2.3.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling async-io v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[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]    Compiling ucd-trie v0.1.5
[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" "b5892b375df732154865a942f6105193e172a4b4ae179ec3ef9b22942d64aeda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5892b375df732154865a942f6105193e172a4b4ae179ec3ef9b22942d64aeda", kill_on_drop: false }`
[INFO] [stdout] b5892b375df732154865a942f6105193e172a4b4ae179ec3ef9b22942d64aeda
