[INFO] fetching crate cargo-doc-ngrok 0.1.1...
[INFO] checking cargo-doc-ngrok-0.1.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate cargo-doc-ngrok 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cargo-doc-ngrok 0.1.1 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-doc-ngrok 0.1.1
[INFO] finished tweaking crates.io crate cargo-doc-ngrok 0.1.1
[INFO] tweaked toml for crates.io crate cargo-doc-ngrok 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-doc-ngrok 0.1.1 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miette v5.5.0
[INFO] [stderr]   Downloaded ignore-files v1.1.0
[INFO] [stderr]   Downloaded miette-derive v5.5.0
[INFO] [stderr]   Downloaded normalize-path v0.2.0
[INFO] [stderr]   Downloaded filetime v0.2.19
[INFO] [stderr]   Downloaded project-origins v1.2.0
[INFO] [stderr]   Downloaded sync_wrapper v0.1.1
[INFO] [stderr]   Downloaded git-validate v0.7.1
[INFO] [stderr]   Downloaded git-actor v0.16.0
[INFO] [stderr]   Downloaded watchexec v2.1.0
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.9
[INFO] [stderr]   Downloaded cargo_metadata v0.15.3
[INFO] [stderr]   Downloaded axum-core v0.3.2
[INFO] [stderr]   Downloaded git-glob v0.5.2
[INFO] [stderr]   Downloaded async-priority-channel v0.1.0
[INFO] [stderr]   Downloaded phf_codegen v0.11.1
[INFO] [stderr]   Downloaded camino v1.1.2
[INFO] [stderr]   Downloaded axum v0.6.4
[INFO] [stderr]   Downloaded clearscreen v2.0.0
[INFO] [stderr]   Downloaded bstr v1.1.0
[INFO] [stderr]   Downloaded tokio v1.25.0
[INFO] [stderr]   Downloaded command-group v2.0.1
[INFO] [stderr]   Downloaded git-config v0.14.0
[INFO] [stderr]   Downloaded hyper-staticfile v0.9.5
[INFO] [stderr]   Downloaded async-rustls v0.3.0
[INFO] [stderr]   Downloaded muxado v0.1.1
[INFO] [stderr]   Downloaded ngrok v0.8.0
[INFO] [stderr]   Downloaded git-features v0.26.1
[INFO] [stderr]   Downloaded git-tempfile v3.0.1
[INFO] [stderr]   Downloaded git-ref v0.22.0
[INFO] [stderr]   Downloaded git-config-value v0.10.0
[INFO] [stderr]   Downloaded git-lock v3.0.1
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded git-hash v0.10.1
[INFO] [stderr]   Downloaded git-object v0.25.0
[INFO] [stderr]   Downloaded git-path v0.7.0
[INFO] [stderr]   Downloaded git-sec v0.6.1
[INFO] [stderr]   Downloaded unicode-bom v1.1.4
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded git-date v0.3.1
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98955e6e79431aaf078a44fc955bf7a7c660ddd69b4d0dfc9530d9ea14d22db3
[INFO] running `Command { std: "docker" "start" "-a" "98955e6e79431aaf078a44fc955bf7a7c660ddd69b4d0dfc9530d9ea14d22db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98955e6e79431aaf078a44fc955bf7a7c660ddd69b4d0dfc9530d9ea14d22db3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98955e6e79431aaf078a44fc955bf7a7c660ddd69b4d0dfc9530d9ea14d22db3", kill_on_drop: false }`
[INFO] [stdout] 98955e6e79431aaf078a44fc955bf7a7c660ddd69b4d0dfc9530d9ea14d22db3
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0412bfd1fcf944c4fdc1b03d86468a009861144f021220ba6996b0839a3798a6
[INFO] running `Command { std: "docker" "start" "-a" "0412bfd1fcf944c4fdc1b03d86468a009861144f021220ba6996b0839a3798a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[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 memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 slab v0.4.7
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling futures-task v0.3.26
[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]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[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" "0412bfd1fcf944c4fdc1b03d86468a009861144f021220ba6996b0839a3798a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0412bfd1fcf944c4fdc1b03d86468a009861144f021220ba6996b0839a3798a6", kill_on_drop: false }`
[INFO] [stdout] 0412bfd1fcf944c4fdc1b03d86468a009861144f021220ba6996b0839a3798a6
[INFO] checking cargo-doc-ngrok-0.1.1 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate cargo-doc-ngrok 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cargo-doc-ngrok 0.1.1 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-doc-ngrok 0.1.1
[INFO] finished tweaking crates.io crate cargo-doc-ngrok 0.1.1
[INFO] tweaked toml for crates.io crate cargo-doc-ngrok 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-doc-ngrok 0.1.1 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" "+09bc67b9158392361780e779d32997f14cc75c39" "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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06435367c2c2421e3f1d12d0ecaf376e6efd1a12119340260dcdcff42dd94c2d
[INFO] running `Command { std: "docker" "start" "-a" "06435367c2c2421e3f1d12d0ecaf376e6efd1a12119340260dcdcff42dd94c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06435367c2c2421e3f1d12d0ecaf376e6efd1a12119340260dcdcff42dd94c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06435367c2c2421e3f1d12d0ecaf376e6efd1a12119340260dcdcff42dd94c2d", kill_on_drop: false }`
[INFO] [stdout] 06435367c2c2421e3f1d12d0ecaf376e6efd1a12119340260dcdcff42dd94c2d
[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" "-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" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6decf79be3fa5eea310931278ab52bd91c9d851af72f24965d8ea31afc6fcbb9
[INFO] running `Command { std: "docker" "start" "-a" "6decf79be3fa5eea310931278ab52bd91c9d851af72f24965d8ea31afc6fcbb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 tokio v1.25.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.26
[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" "6decf79be3fa5eea310931278ab52bd91c9d851af72f24965d8ea31afc6fcbb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6decf79be3fa5eea310931278ab52bd91c9d851af72f24965d8ea31afc6fcbb9", kill_on_drop: false }`
[INFO] [stdout] 6decf79be3fa5eea310931278ab52bd91c9d851af72f24965d8ea31afc6fcbb9
