[INFO] cloning repository https://github.com/Lawqup/rust-nn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lawqup/rust-nn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLawqup%2Frust-nn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLawqup%2Frust-nn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0db6f47af3e16c353808589367a88a4658951fe8
[INFO] checking Lawqup/rust-nn against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLawqup%2Frust-nn" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lawqup/rust-nn
[INFO] finished tweaking git repo https://github.com/Lawqup/rust-nn
[INFO] tweaked toml for git repo https://github.com/Lawqup/rust-nn written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lawqup/rust-nn on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lawqup/rust-nn 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Lawqup/rust-nn against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLawqup%2Frust-nn" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lawqup/rust-nn
[INFO] finished tweaking git repo https://github.com/Lawqup/rust-nn
[INFO] tweaked toml for git repo https://github.com/Lawqup/rust-nn written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lawqup/rust-nn on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lawqup/rust-nn 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04fae1802bfb30023030fc2fcff3a17d47740e9f7066fbdd91f4eea14e9c447c
[INFO] running `Command { std: "docker" "start" "-a" "04fae1802bfb30023030fc2fcff3a17d47740e9f7066fbdd91f4eea14e9c447c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04fae1802bfb30023030fc2fcff3a17d47740e9f7066fbdd91f4eea14e9c447c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04fae1802bfb30023030fc2fcff3a17d47740e9f7066fbdd91f4eea14e9c447c", kill_on_drop: false }`
[INFO] [stdout] 04fae1802bfb30023030fc2fcff3a17d47740e9f7066fbdd91f4eea14e9c447c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb759b5044af6c98e9b3c1b238147850ac2365799060e085e2e6aa5843856ece
[INFO] running `Command { std: "docker" "start" "-a" "fb759b5044af6c98e9b3c1b238147850ac2365799060e085e2e6aa5843856ece", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling xml-rs v0.8.13
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking simd-adler32 v0.3.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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-epoch v0.9.14
[INFO] [stderr]    Compiling winnow v0.4.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking ttf-parser v0.19.0
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling thiserror v1.0.40
[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" "fb759b5044af6c98e9b3c1b238147850ac2365799060e085e2e6aa5843856ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb759b5044af6c98e9b3c1b238147850ac2365799060e085e2e6aa5843856ece", kill_on_drop: false }`
[INFO] [stdout] fb759b5044af6c98e9b3c1b238147850ac2365799060e085e2e6aa5843856ece