[INFO] fetching crate externref-cli 0.2.0...
[INFO] checking externref-cli-0.2.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate externref-cli 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate externref-cli 0.2.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate externref-cli 0.2.0
[INFO] finished tweaking crates.io crate externref-cli 0.2.0
[INFO] tweaked toml for crates.io crate externref-cli 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate externref-cli 0.2.0 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial-windows v0.4.0
[INFO] [stderr]   Downloaded filedescriptor v0.8.2
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded portable-pty v0.8.1
[INFO] [stderr]   Downloaded test-casing-macro v0.1.0
[INFO] [stderr]   Downloaded serial v0.4.0
[INFO] [stderr]   Downloaded test-casing v0.1.0
[INFO] [stderr]   Downloaded term-transcript v0.3.0-beta.2
[INFO] [stderr]   Downloaded clap_derive v4.3.1
[INFO] [stderr]   Downloaded clap v4.3.1
[INFO] [stderr]   Downloaded walrus-macro v0.19.0
[INFO] [stderr]   Downloaded wasmparser v0.77.1
[INFO] [stderr]   Downloaded walrus v0.19.0
[INFO] [stderr]   Downloaded externref v0.2.0
[INFO] [stderr]   Downloaded handlebars v4.3.7
[INFO] [stderr]   Downloaded os_pipe v1.1.4
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bf6516d87aa1b752d152650b2f9329d0386b7b94d21c5ff0387e2ae14ea66ad
[INFO] running `Command { std: "docker" "start" "-a" "8bf6516d87aa1b752d152650b2f9329d0386b7b94d21c5ff0387e2ae14ea66ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bf6516d87aa1b752d152650b2f9329d0386b7b94d21c5ff0387e2ae14ea66ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bf6516d87aa1b752d152650b2f9329d0386b7b94d21c5ff0387e2ae14ea66ad", kill_on_drop: false }`
[INFO] [stdout] 8bf6516d87aa1b752d152650b2f9329d0386b7b94d21c5ff0387e2ae14ea66ad
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9206f54426e4e2131dd4b1a512ea56ed12606bf696a0eab0de3f0bae978111d
[INFO] running `Command { std: "docker" "start" "-a" "d9206f54426e4e2131dd4b1a512ea56ed12606bf696a0eab0de3f0bae978111d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking wasmparser v0.77.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking quick-xml v0.28.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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 atty v0.2.14
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking os_pipe v1.1.4
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking rustix v0.37.19
[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" "d9206f54426e4e2131dd4b1a512ea56ed12606bf696a0eab0de3f0bae978111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9206f54426e4e2131dd4b1a512ea56ed12606bf696a0eab0de3f0bae978111d", kill_on_drop: false }`
[INFO] [stdout] d9206f54426e4e2131dd4b1a512ea56ed12606bf696a0eab0de3f0bae978111d
[INFO] checking externref-cli-0.2.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate externref-cli 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate externref-cli 0.2.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate externref-cli 0.2.0
[INFO] finished tweaking crates.io crate externref-cli 0.2.0
[INFO] tweaked toml for crates.io crate externref-cli 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate externref-cli 0.2.0 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e4bbe327deda4d03077df602b30325472901da7a784d802566dfa586b161663
[INFO] running `Command { std: "docker" "start" "-a" "2e4bbe327deda4d03077df602b30325472901da7a784d802566dfa586b161663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e4bbe327deda4d03077df602b30325472901da7a784d802566dfa586b161663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4bbe327deda4d03077df602b30325472901da7a784d802566dfa586b161663", kill_on_drop: false }`
[INFO] [stdout] 2e4bbe327deda4d03077df602b30325472901da7a784d802566dfa586b161663
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9cc12122fa0870be01355022d017ea5ae00c55a74e9e2b81f1dcbfa169c0379
[INFO] running `Command { std: "docker" "start" "-a" "d9cc12122fa0870be01355022d017ea5ae00c55a74e9e2b81f1dcbfa169c0379", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking wasmparser v0.77.1
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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 quick-xml v0.28.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking os_pipe v1.1.4
[INFO] [stderr]     Checking bytecount v0.6.3
[INFO] [stderr]     Checking rustix v0.37.19
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking tracing-log v0.1.3
[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" "d9cc12122fa0870be01355022d017ea5ae00c55a74e9e2b81f1dcbfa169c0379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cc12122fa0870be01355022d017ea5ae00c55a74e9e2b81f1dcbfa169c0379", kill_on_drop: false }`
[INFO] [stdout] d9cc12122fa0870be01355022d017ea5ae00c55a74e9e2b81f1dcbfa169c0379
