[INFO] fetching crate seen 0.1.0-alpha.1...
[INFO] checking seen-0.1.0-alpha.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate seen 0.1.0-alpha.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate seen 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate seen 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate seen 0.1.0-alpha.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate seen 0.1.0-alpha.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate seen 0.1.0-alpha.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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minimad v0.9.1
[INFO] [stderr]   Downloaded inventory v0.3.3
[INFO] [stderr]   Downloaded typetag-impl v0.2.5
[INFO] [stderr]   Downloaded erased-serde v0.3.24
[INFO] [stderr]   Downloaded fastdivide v0.4.0
[INFO] [stderr]   Downloaded ghost v0.1.7
[INFO] [stderr]   Downloaded kuchiki v0.8.1
[INFO] [stderr]   Downloaded oneshot v0.1.5
[INFO] [stderr]   Downloaded chromiumoxide_pdl v0.4.0
[INFO] [stderr]   Downloaded measure_time v0.8.2
[INFO] [stderr]   Downloaded chromiumoxide_types v0.4.0
[INFO] [stderr]   Downloaded generator v0.7.2
[INFO] [stderr]   Downloaded chromiumoxide v0.4.0
[INFO] [stderr]   Downloaded termimad v0.20.6
[INFO] [stderr]   Downloaded comfy-table v6.1.4
[INFO] [stderr]   Downloaded html2text v0.4.5
[INFO] [stderr]   Downloaded sqlx-macros v0.6.2
[INFO] [stderr]   Downloaded coolor v0.5.0
[INFO] [stderr]   Downloaded sqlx-rt v0.6.2
[INFO] [stderr]   Downloaded census v0.4.1
[INFO] [stderr]   Downloaded webpage v1.5.0
[INFO] [stderr]   Downloaded typetag v0.2.5
[INFO] [stderr]   Downloaded sqlx v0.6.2
[INFO] [stderr]   Downloaded readable-readability v0.4.0
[INFO] [stderr]   Downloaded chromiumoxide_cdp v0.4.0
[INFO] [stderr]   Downloaded sqlx-core v0.6.2
[INFO] [stderr]   Downloaded serde_test v1.0.152
[INFO] [stderr]   Downloaded tantivy v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e98daadab2e9a9f77b36402f0f6d72f548ca4289239db2a44cf9b59d5feee6c
[INFO] running `Command { std: "docker" "start" "-a" "5e98daadab2e9a9f77b36402f0f6d72f548ca4289239db2a44cf9b59d5feee6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e98daadab2e9a9f77b36402f0f6d72f548ca4289239db2a44cf9b59d5feee6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e98daadab2e9a9f77b36402f0f6d72f548ca4289239db2a44cf9b59d5feee6c", kill_on_drop: false }`
[INFO] [stdout] 5e98daadab2e9a9f77b36402f0f6d72f548ca4289239db2a44cf9b59d5feee6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bcf2ad6a87843a7f9bd753e2723a08b8412447bb0022b151bf7e2ef245be0a7
[INFO] running `Command { std: "docker" "start" "-a" "9bcf2ad6a87843a7f9bd753e2723a08b8412447bb0022b151bf7e2ef245be0a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking parking_lot_core v0.9.6
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/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 futures-channel v0.3.25
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9bcf2ad6a87843a7f9bd753e2723a08b8412447bb0022b151bf7e2ef245be0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bcf2ad6a87843a7f9bd753e2723a08b8412447bb0022b151bf7e2ef245be0a7", kill_on_drop: false }`
[INFO] [stdout] 9bcf2ad6a87843a7f9bd753e2723a08b8412447bb0022b151bf7e2ef245be0a7