[INFO] cloning repository https://github.com/hmcalister/Hopfield-Network-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hmcalister/Hopfield-Network-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmcalister%2FHopfield-Network-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmcalister%2FHopfield-Network-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bc1460939492ca452acdc4670f9660095bffd549 [INFO] testing hmcalister/Hopfield-Network-Rust against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmcalister%2FHopfield-Network-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/hmcalister/Hopfield-Network-Rust [INFO] finished tweaking git repo https://github.com/hmcalister/Hopfield-Network-Rust [INFO] tweaked toml for git repo https://github.com/hmcalister/Hopfield-Network-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/hmcalister/Hopfield-Network-Rust on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/hmcalister/Hopfield-Network-Rust 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded getrandom v0.2.8 [INFO] [stderr] Downloaded bytemuck v1.13.0 [INFO] [stderr] Downloaded rand_distr v0.4.3 [INFO] [stderr] Downloaded simba v0.8.0 [INFO] [stderr] Downloaded paste v1.0.11 [INFO] [stderr] Downloaded nalgebra-macros v0.2.0 [INFO] [stderr] Downloaded quote v1.0.23 [INFO] [stderr] Downloaded crossbeam v0.8.2 [INFO] [stderr] Downloaded crossbeam-queue v0.3.8 [INFO] [stderr] Downloaded crossbeam-utils v0.8.14 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.13 [INFO] [stderr] Downloaded crossbeam-deque v0.8.2 [INFO] [stderr] Downloaded unicode-ident v1.0.6 [INFO] [stderr] Downloaded memoffset v0.7.1 [INFO] [stderr] Downloaded rawpointer v0.2.1 [INFO] [stderr] Downloaded matrixmultiply v0.3.2 [INFO] [stderr] Downloaded num-complex v0.4.3 [INFO] [stderr] Downloaded either v1.8.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.51 [INFO] [stderr] Downloaded libm v0.2.6 [INFO] [stderr] Downloaded safe_arch v0.6.0 [INFO] [stderr] Downloaded wide v0.7.6 [INFO] [stderr] Downloaded nalgebra v0.32.1 [INFO] [stderr] Downloaded libc v0.2.139 [INFO] [stderr] Downloaded crossbeam-channel v0.5.6 [INFO] [stderr] Downloaded syn v1.0.107 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 585b04f0f056eb54899d3967cffb9208667f9460f5a6e0d567dbe0ccc5d79b6d [INFO] running `Command { std: "docker" "start" "-a" "585b04f0f056eb54899d3967cffb9208667f9460f5a6e0d567dbe0ccc5d79b6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "585b04f0f056eb54899d3967cffb9208667f9460f5a6e0d567dbe0ccc5d79b6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "585b04f0f056eb54899d3967cffb9208667f9460f5a6e0d567dbe0ccc5d79b6d", kill_on_drop: false }` [INFO] [stdout] 585b04f0f056eb54899d3967cffb9208667f9460f5a6e0d567dbe0ccc5d79b6d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bc98d8189715b0a6b9aa2d86867c74860170c2736adc7436b2f227bcc346da6 [INFO] running `Command { std: "docker" "start" "-a" "3bc98d8189715b0a6b9aa2d86867c74860170c2736adc7436b2f227bcc346da6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libm v0.2.6 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling bytemuck v1.13.0 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling paste v1.0.11 [INFO] [stderr] Compiling safe_arch v0.6.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 num-integer v0.1.45 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling 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" "3bc98d8189715b0a6b9aa2d86867c74860170c2736adc7436b2f227bcc346da6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bc98d8189715b0a6b9aa2d86867c74860170c2736adc7436b2f227bcc346da6", kill_on_drop: false }` [INFO] [stdout] 3bc98d8189715b0a6b9aa2d86867c74860170c2736adc7436b2f227bcc346da6