[INFO] fetching crate loopy 0.1.0...
[INFO] checking loopy-0.1.0 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate loopy 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate loopy 0.1.0 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loopy 0.1.0
[INFO] finished tweaking crates.io crate loopy 0.1.0
[INFO] tweaked toml for crates.io crate loopy 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate loopy 0.1.0 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded is-terminal v0.4.5
[INFO] [stderr]   Downloaded kube-client v0.80.0
[INFO] [stderr]   Downloaded magic-sys v0.3.0
[INFO] [stderr]   Downloaded kube v0.80.0
[INFO] [stderr]   Downloaded filetime v0.2.20
[INFO] [stderr]   Downloaded clap_lex v0.3.3
[INFO] [stderr]   Downloaded iana-time-zone v0.1.54
[INFO] [stderr]   Downloaded magic v0.13.0
[INFO] [stderr]   Downloaded clap_derive v4.1.12
[INFO] [stderr]   Downloaded kube-core v0.80.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded serde_derive v1.0.158
[INFO] [stderr]   Downloaded crossterm v0.26.1
[INFO] [stderr]   Downloaded reqwest v0.11.15
[INFO] [stderr]   Downloaded zstd-sys v2.0.7+zstd.1.5.4
[INFO] [stderr]   Downloaded rustix v0.36.11
[INFO] [stderr]   Downloaded curl-sys v0.4.61+curl-8.0.1
[INFO] [stderr]   Downloaded k8s-openapi v0.17.0
[INFO] [stderr]   Downloaded openssl v0.10.48
[INFO] [stderr]   Downloaded syn v2.0.10
[INFO] [stderr]   Downloaded clap v4.1.13
[INFO] [stderr]   Downloaded windows v0.46.0
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] [stderr]   Downloaded openssl-sys v0.9.83
[INFO] [stderr]   Downloaded serde_yaml v0.9.19
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.7
[INFO] [stderr]   Downloaded figlet-rs v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0623c7cfc7e75162f22e696da4c0b91b5dd43f979f5285d2c66ea792f2df875
[INFO] running `Command { std: "docker" "start" "-a" "b0623c7cfc7e75162f22e696da4c0b91b5dd43f979f5285d2c66ea792f2df875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0623c7cfc7e75162f22e696da4c0b91b5dd43f979f5285d2c66ea792f2df875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0623c7cfc7e75162f22e696da4c0b91b5dd43f979f5285d2c66ea792f2df875", kill_on_drop: false }`
[INFO] [stdout] b0623c7cfc7e75162f22e696da4c0b91b5dd43f979f5285d2c66ea792f2df875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d12bc641f55dce9bdf3387c4410d90dc84a1656727a8692d337466787e40d0b
[INFO] running `Command { std: "docker" "start" "-a" "9d12bc641f55dce9bdf3387c4410d90dc84a1656727a8692d337466787e40d0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling openssl v0.10.48
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.54/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 tokio-openssl v0.6.3
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[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" "9d12bc641f55dce9bdf3387c4410d90dc84a1656727a8692d337466787e40d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d12bc641f55dce9bdf3387c4410d90dc84a1656727a8692d337466787e40d0b", kill_on_drop: false }`
[INFO] [stdout] 9d12bc641f55dce9bdf3387c4410d90dc84a1656727a8692d337466787e40d0b