[INFO] fetching crate duplink 0.3.5...
[INFO] checking duplink-0.3.5 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate duplink 0.3.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate duplink 0.3.5 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 duplink 0.3.5
[INFO] finished tweaking crates.io crate duplink 0.3.5
[INFO] tweaked toml for crates.io crate duplink 0.3.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate duplink 0.3.5 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console v0.15.5
[INFO] [stderr]   Downloaded compact-rc v0.5.0
[INFO] [stderr]   Downloaded fdlimit v0.2.1
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 72c7655aeaba5b189342aa55505987484a43ac39d1cfbc52ba7654488f95187e
[INFO] running `Command { std: "docker" "start" "-a" "72c7655aeaba5b189342aa55505987484a43ac39d1cfbc52ba7654488f95187e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72c7655aeaba5b189342aa55505987484a43ac39d1cfbc52ba7654488f95187e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c7655aeaba5b189342aa55505987484a43ac39d1cfbc52ba7654488f95187e", kill_on_drop: false }`
[INFO] [stdout] 72c7655aeaba5b189342aa55505987484a43ac39d1cfbc52ba7654488f95187e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bafdc76163849d870a04a4cc9436c2cc42238c37b4c931e5d5e431447ccfe794
[INFO] running `Command { std: "docker" "start" "-a" "bafdc76163849d870a04a4cc9436c2cc42238c37b4c931e5d5e431447ccfe794", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking compact-rc v0.5.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] [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" "bafdc76163849d870a04a4cc9436c2cc42238c37b4c931e5d5e431447ccfe794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bafdc76163849d870a04a4cc9436c2cc42238c37b4c931e5d5e431447ccfe794", kill_on_drop: false }`
[INFO] [stdout] bafdc76163849d870a04a4cc9436c2cc42238c37b4c931e5d5e431447ccfe794
[INFO] checking duplink-0.3.5 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate duplink 0.3.5 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate duplink 0.3.5 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 duplink 0.3.5
[INFO] finished tweaking crates.io crate duplink 0.3.5
[INFO] tweaked toml for crates.io crate duplink 0.3.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate duplink 0.3.5 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ba7c60cdd500aa58077640e370b9e5804f56db004ed03407e729d91afa09e35b
[INFO] running `Command { std: "docker" "start" "-a" "ba7c60cdd500aa58077640e370b9e5804f56db004ed03407e729d91afa09e35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba7c60cdd500aa58077640e370b9e5804f56db004ed03407e729d91afa09e35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7c60cdd500aa58077640e370b9e5804f56db004ed03407e729d91afa09e35b", kill_on_drop: false }`
[INFO] [stdout] ba7c60cdd500aa58077640e370b9e5804f56db004ed03407e729d91afa09e35b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1135f407ddc460421963ef703de0afaa60dc987f1707ee8126d4fbbfe1817ee8
[INFO] running `Command { std: "docker" "start" "-a" "1135f407ddc460421963ef703de0afaa60dc987f1707ee8126d4fbbfe1817ee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking compact-rc v0.5.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] [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" "1135f407ddc460421963ef703de0afaa60dc987f1707ee8126d4fbbfe1817ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1135f407ddc460421963ef703de0afaa60dc987f1707ee8126d4fbbfe1817ee8", kill_on_drop: false }`
[INFO] [stdout] 1135f407ddc460421963ef703de0afaa60dc987f1707ee8126d4fbbfe1817ee8
