[INFO] fetching crate en2tex 1.0.2...
[INFO] checking en2tex-1.0.2 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate en2tex 1.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate en2tex 1.0.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate en2tex 1.0.2
[INFO] finished tweaking crates.io crate en2tex 1.0.2
[INFO] tweaked toml for crates.io crate en2tex 1.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate en2tex 1.0.2 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded question v0.2.2
[INFO] [stderr]   Downloaded is-terminal v0.4.1
[INFO] [stderr]   Downloaded ansi_colours v1.2.1
[INFO] [stderr]   Downloaded spinners v4.1.0
[INFO] [stderr]   Downloaded rgb v0.8.34
[INFO] [stderr]   Downloaded console v0.15.2
[INFO] [stderr]   Downloaded rustix v0.36.5
[INFO] [stderr]   Downloaded clap v4.0.29
[INFO] [stderr]   Downloaded bat v0.22.1
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 692d3a0b98594289948b18bdf0126573e083acc0f89230ce234198cc17e530b1
[INFO] running `Command { std: "docker" "start" "-a" "692d3a0b98594289948b18bdf0126573e083acc0f89230ce234198cc17e530b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "692d3a0b98594289948b18bdf0126573e083acc0f89230ce234198cc17e530b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692d3a0b98594289948b18bdf0126573e083acc0f89230ce234198cc17e530b1", kill_on_drop: false }`
[INFO] [stdout] 692d3a0b98594289948b18bdf0126573e083acc0f89230ce234198cc17e530b1
[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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a345e5c848d514e2b739d3dbb51fa244eb9d479f1d83b638c05b42250b5eb590
[INFO] running `Command { std: "docker" "start" "-a" "a345e5c848d514e2b739d3dbb51fa244eb9d479f1d83b638c05b42250b5eb590", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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 thiserror v1.0.38
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling rustversion v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.91
[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 rustls v0.20.7
[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" "a345e5c848d514e2b739d3dbb51fa244eb9d479f1d83b638c05b42250b5eb590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a345e5c848d514e2b739d3dbb51fa244eb9d479f1d83b638c05b42250b5eb590", kill_on_drop: false }`
[INFO] [stdout] a345e5c848d514e2b739d3dbb51fa244eb9d479f1d83b638c05b42250b5eb590
[INFO] checking en2tex-1.0.2 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate en2tex 1.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate en2tex 1.0.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate en2tex 1.0.2
[INFO] finished tweaking crates.io crate en2tex 1.0.2
[INFO] tweaked toml for crates.io crate en2tex 1.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate en2tex 1.0.2 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67365f68604c332342e2a43b04bd6973f9d230a3c71b5116f2b5e1b482e34044
[INFO] running `Command { std: "docker" "start" "-a" "67365f68604c332342e2a43b04bd6973f9d230a3c71b5116f2b5e1b482e34044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67365f68604c332342e2a43b04bd6973f9d230a3c71b5116f2b5e1b482e34044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67365f68604c332342e2a43b04bd6973f9d230a3c71b5116f2b5e1b482e34044", kill_on_drop: false }`
[INFO] [stdout] 67365f68604c332342e2a43b04bd6973f9d230a3c71b5116f2b5e1b482e34044
[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 -Dunexpected_cfgs" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] ebc73497232c4d30d9b6105854170b6762c89de6c9c6b92e7cc820f9dc4b7b83
[INFO] running `Command { std: "docker" "start" "-a" "ebc73497232c4d30d9b6105854170b6762c89de6c9c6b92e7cc820f9dc4b7b83", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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 rustversion v1.0.11
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]     Checking flate2 v1.0.25
[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" "ebc73497232c4d30d9b6105854170b6762c89de6c9c6b92e7cc820f9dc4b7b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc73497232c4d30d9b6105854170b6762c89de6c9c6b92e7cc820f9dc4b7b83", kill_on_drop: false }`
[INFO] [stdout] ebc73497232c4d30d9b6105854170b6762c89de6c9c6b92e7cc820f9dc4b7b83
