[INFO] cloning repository https://github.com/natekimball/chess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/natekimball/chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatekimball%2Fchess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatekimball%2Fchess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8f94dac4c220a4afb33a1a649ebda69536ddd30
[INFO] checking natekimball/chess against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnatekimball%2Fchess" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/natekimball/chess
[INFO] finished tweaking git repo https://github.com/natekimball/chess
[INFO] tweaked toml for git repo https://github.com/natekimball/chess written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/natekimball/chess on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/natekimball/chess 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" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]   Downloaded zip v0.6.6
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[INFO] [stderr]   Downloaded redox_syscall v0.2.16
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[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded half v2.2.1
[INFO] [stderr]   Downloaded rayon-core v1.11.0
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[INFO] [stderr]   Downloaded curl v0.4.44
[INFO] [stderr]   Downloaded clap_builder v4.2.1
[INFO] [stderr]   Downloaded rayon v1.7.0
[INFO] [stderr]   Downloaded protobuf v2.27.1
[INFO] [stderr]   Downloaded aes v0.8.3
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded syn v2.0.11
[INFO] [stderr]   Downloaded cc v1.0.79
[INFO] [stderr]   Downloaded rustix v0.37.5
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.88
[INFO] [stderr]   Downloaded schannel v0.1.21
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[INFO] [stderr]   Downloaded socket2 v0.4.9
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[INFO] [stderr]   Downloaded clap_derive v4.2.0
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[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.48.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.48.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.48.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.48.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.8+zstd.1.5.5
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[INFO] [stderr]   Downloaded byteorder v1.4.3
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[INFO] [stderr]   Downloaded pkg-config v0.3.27
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[INFO] [stderr]   Downloaded tensorflow v0.20.0
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[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded num_cpus v1.15.0
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[INFO] [stderr]   Downloaded crossbeam-deque v0.8.3
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[INFO] [stderr]   Downloaded strsim v0.10.0
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[INFO] [stderr]   Downloaded either v1.8.1
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7bab9beb2e9b81effbd8573a4f2f6a58035f4207f3315fe477c6b70f112d0a8
[INFO] running `Command { std: "docker" "start" "-a" "c7bab9beb2e9b81effbd8573a4f2f6a58035f4207f3315fe477c6b70f112d0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7bab9beb2e9b81effbd8573a4f2f6a58035f4207f3315fe477c6b70f112d0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7bab9beb2e9b81effbd8573a4f2f6a58035f4207f3315fe477c6b70f112d0a8", kill_on_drop: false }`
[INFO] [stdout] c7bab9beb2e9b81effbd8573a4f2f6a58035f4207f3315fe477c6b70f112d0a8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 890d4eac8e97c674b5bf910cf02ab4e33561da52f07d0b027977fcdce83f5570
[INFO] running `Command { std: "docker" "start" "-a" "890d4eac8e97c674b5bf910cf02ab4e33561da52f07d0b027977fcdce83f5570", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustix v0.37.5
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling time v0.3.22
[INFO] [stderr]     Checking linux-raw-sys v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[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" "890d4eac8e97c674b5bf910cf02ab4e33561da52f07d0b027977fcdce83f5570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890d4eac8e97c674b5bf910cf02ab4e33561da52f07d0b027977fcdce83f5570", kill_on_drop: false }`
[INFO] [stdout] 890d4eac8e97c674b5bf910cf02ab4e33561da52f07d0b027977fcdce83f5570
