[INFO] fetching crate dg 1.1.0...
[INFO] checking dg-1.1.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate dg 1.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate dg 1.1.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dg 1.1.0
[INFO] finished tweaking crates.io crate dg 1.1.0
[INFO] tweaked toml for crates.io crate dg 1.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate dg 1.1.0 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded similar v2.2.0
[INFO] [stderr]   Downloaded trycmd v0.14.13
[INFO] [stderr]   Downloaded argh_shared v0.1.10
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded tabled_derive v0.5.0
[INFO] [stderr]   Downloaded argh_derive v0.1.10
[INFO] [stderr]   Downloaded snapbox v0.4.8
[INFO] [stderr]   Downloaded concolor-query v0.1.0
[INFO] [stderr]   Downloaded console v0.15.1
[INFO] [stderr]   Downloaded argh v0.1.10
[INFO] [stderr]   Downloaded unicode-bidi v0.3.11
[INFO] [stderr]   Downloaded indicatif v0.17.3
[INFO] [stderr]   Downloaded portable-atomic v0.3.19
[INFO] [stderr]   Downloaded pretty_assertions v1.2.1
[INFO] [stderr]   Downloaded bstr v1.3.0
[INFO] [stderr]   Downloaded insta v1.17.1
[INFO] [stderr]   Downloaded tabled v0.10.0
[INFO] [stderr]   Downloaded papergrid v0.7.1
[INFO] [stderr]   Downloaded ctor v0.1.23
[INFO] [stderr]   Downloaded ansi-str v0.5.0
[INFO] [stderr]   Downloaded ansitok v0.2.0
[INFO] [stderr]   Downloaded concolor v0.0.12
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded filetime v0.2.20
[INFO] [stderr]   Downloaded os_pipe v1.1.3
[INFO] [stderr]   Downloaded snapbox-macros v0.3.1
[INFO] [stderr]   Downloaded libz-sys v1.1.8
[INFO] [stderr]   Downloaded openssl-src v111.25.0+1.1.1t
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b6637069aee9f84f70fe8060661a69c762384f688e113267874969ed1038e24
[INFO] running `Command { std: "docker" "start" "-a" "3b6637069aee9f84f70fe8060661a69c762384f688e113267874969ed1038e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b6637069aee9f84f70fe8060661a69c762384f688e113267874969ed1038e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6637069aee9f84f70fe8060661a69c762384f688e113267874969ed1038e24", kill_on_drop: false }`
[INFO] [stdout] 3b6637069aee9f84f70fe8060661a69c762384f688e113267874969ed1038e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] addda1568e7b687bfb8f971ad14da4213ab6888d47737af9aa57592b6933930c
[INFO] running `Command { std: "docker" "start" "-a" "addda1568e7b687bfb8f971ad14da4213ab6888d47737af9aa57592b6933930c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[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" "addda1568e7b687bfb8f971ad14da4213ab6888d47737af9aa57592b6933930c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addda1568e7b687bfb8f971ad14da4213ab6888d47737af9aa57592b6933930c", kill_on_drop: false }`
[INFO] [stdout] addda1568e7b687bfb8f971ad14da4213ab6888d47737af9aa57592b6933930c
[INFO] checking dg-1.1.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate dg 1.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate dg 1.1.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dg 1.1.0
[INFO] finished tweaking crates.io crate dg 1.1.0
[INFO] tweaked toml for crates.io crate dg 1.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate dg 1.1.0 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7943545e5dbebc42b7b3eefc08e01bdc22c1d870ccda47fc259ca6374831323
[INFO] running `Command { std: "docker" "start" "-a" "a7943545e5dbebc42b7b3eefc08e01bdc22c1d870ccda47fc259ca6374831323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7943545e5dbebc42b7b3eefc08e01bdc22c1d870ccda47fc259ca6374831323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7943545e5dbebc42b7b3eefc08e01bdc22c1d870ccda47fc259ca6374831323", kill_on_drop: false }`
[INFO] [stdout] a7943545e5dbebc42b7b3eefc08e01bdc22c1d870ccda47fc259ca6374831323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b29aae082e613e780bd35ee268cea08aa68a06739918f4f19d400adb07e53ef
[INFO] running `Command { std: "docker" "start" "-a" "6b29aae082e613e780bd35ee268cea08aa68a06739918f4f19d400adb07e53ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking ryu v1.0.10
[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" "6b29aae082e613e780bd35ee268cea08aa68a06739918f4f19d400adb07e53ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b29aae082e613e780bd35ee268cea08aa68a06739918f4f19d400adb07e53ef", kill_on_drop: false }`
[INFO] [stdout] 6b29aae082e613e780bd35ee268cea08aa68a06739918f4f19d400adb07e53ef
