[INFO] fetching crate serv4rs 0.1.7...
[INFO] checking serv4rs-0.1.7 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate serv4rs 0.1.7 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate serv4rs 0.1.7
[INFO] finished tweaking crates.io crate serv4rs 0.1.7
[INFO] tweaked toml for crates.io crate serv4rs 0.1.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serv4rs 0.1.7 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 serv4rs 0.1.7 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 unic-common v0.7.0
[INFO] [stderr]   Downloaded unic-segment v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-version v0.7.0
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[INFO] [stderr]   Downloaded validator v0.16.0
[INFO] [stderr]   Downloaded actix-easy-multipart v3.0.0
[INFO] [stderr]   Downloaded actix-extensible-rate-limit v0.2.1
[INFO] [stderr]   Downloaded unic-ucd-segment v0.7.0
[INFO] [stderr]   Downloaded sqlx v0.4.2
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[INFO] [stderr]   Downloaded serde_qs v0.10.1
[INFO] [stderr]   Downloaded inflate v0.2.0
[INFO] [stderr]   Downloaded serde_plain v1.0.1
[INFO] [stderr]   Downloaded actix-web-lab-derive v0.19.0
[INFO] [stderr]   Downloaded sqlx-macros v0.4.2
[INFO] [stderr]   Downloaded actix_derive v0.6.0
[INFO] [stderr]   Downloaded unchecked-index v0.2.2
[INFO] [stderr]   Downloaded impl-more v0.1.5
[INFO] [stderr]   Downloaded actix-easy-multipart-derive v3.0.0
[INFO] [stderr]   Downloaded actix v0.13.0
[INFO] [stderr]   Downloaded actix-multipart v0.4.0
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded log4rs v1.2.0
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded hashlink v0.6.0
[INFO] [stderr]   Downloaded actix-files v0.6.2
[INFO] [stderr]   Downloaded serde_html_form v0.2.0
[INFO] [stderr]   Downloaded actix-tls v3.0.3
[INFO] [stderr]   Downloaded awc v3.1.1
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.0
[INFO] [stderr]   Downloaded quanta v0.10.1
[INFO] [stderr]   Downloaded unic-char-property v0.7.0
[INFO] [stderr]   Downloaded actix-web-lab v0.19.1
[INFO] [stderr]   Downloaded actix-web-validator v5.0.1
[INFO] [stderr]   Downloaded moka v0.10.1
[INFO] [stderr]   Downloaded cached_proc_macro v0.16.0
[INFO] [stderr]   Downloaded sqlx-core v0.4.2
[INFO] [stderr]   Downloaded cargo-manifest v0.7.1
[INFO] [stderr]   Downloaded image v0.13.0
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[INFO] [stderr]   Downloaded myhumantime v1.0.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.83
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[INFO] [stderr]   Downloaded actix-session v0.7.2
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[INFO] [stderr]   Downloaded actix-web-actors v4.2.0
[INFO] [stderr]   Downloaded mediatype v0.19.13
[INFO] [stderr]   Downloaded tokio-openssl v0.6.3
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[INFO] [stderr]   Downloaded syn v2.0.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 160482f936f2811b07f888c92f7527f3350b81aab188549029275856044d20ae
[INFO] running `Command { std: "docker" "start" "-a" "160482f936f2811b07f888c92f7527f3350b81aab188549029275856044d20ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "160482f936f2811b07f888c92f7527f3350b81aab188549029275856044d20ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160482f936f2811b07f888c92f7527f3350b81aab188549029275856044d20ae", kill_on_drop: false }`
[INFO] [stdout] 160482f936f2811b07f888c92f7527f3350b81aab188549029275856044d20ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bc8bfa51eefb8a8236de63988ff468663cc12751a3ed3e315b4f2c6eaa518e6f
[INFO] running `Command { std: "docker" "start" "-a" "bc8bfa51eefb8a8236de63988ff468663cc12751a3ed3e315b4f2c6eaa518e6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]     Checking cpufeatures v0.2.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/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 crossbeam-utils v0.8.15
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking local-waker v0.1.3
[INFO] [stderr]    Compiling openssl v0.10.48
[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" "bc8bfa51eefb8a8236de63988ff468663cc12751a3ed3e315b4f2c6eaa518e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8bfa51eefb8a8236de63988ff468663cc12751a3ed3e315b4f2c6eaa518e6f", kill_on_drop: false }`
[INFO] [stdout] bc8bfa51eefb8a8236de63988ff468663cc12751a3ed3e315b4f2c6eaa518e6f