[INFO] cloning repository https://github.com/AbbiePBC/rust_dijkstra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbbiePBC/rust_dijkstra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbbiePBC%2Frust_dijkstra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbbiePBC%2Frust_dijkstra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae5b8282d500a5b911bb00a45a35a339758ce164
[INFO] checking AbbiePBC/rust_dijkstra against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbbiePBC%2Frust_dijkstra" "/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/AbbiePBC/rust_dijkstra
[INFO] finished tweaking git repo https://github.com/AbbiePBC/rust_dijkstra
[INFO] tweaked toml for git repo https://github.com/AbbiePBC/rust_dijkstra written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AbbiePBC/rust_dijkstra on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AbbiePBC/rust_dijkstra 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.15.0
[INFO] [stderr]   Downloaded rstest_macros v0.14.0
[INFO] [stderr]   Downloaded semver v1.0.14
[INFO] [stderr]   Downloaded futures-io v0.3.25
[INFO] [stderr]   Downloaded futures v0.3.25
[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded futures-macro v0.3.25
[INFO] [stderr]   Downloaded aho-corasick v0.7.19
[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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2845c777fdfa5a8ed5c30fea9714c0abf1e183d303f1361ca641edf7eb283e07
[INFO] running `Command { std: "docker" "start" "-a" "2845c777fdfa5a8ed5c30fea9714c0abf1e183d303f1361ca641edf7eb283e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2845c777fdfa5a8ed5c30fea9714c0abf1e183d303f1361ca641edf7eb283e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2845c777fdfa5a8ed5c30fea9714c0abf1e183d303f1361ca641edf7eb283e07", kill_on_drop: false }`
[INFO] [stdout] 2845c777fdfa5a8ed5c30fea9714c0abf1e183d303f1361ca641edf7eb283e07
[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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 618c7bdb4a44240db4fc9365edd6d4f1bc80e8e5bdbeb34fea44d2a519a36b8d
[INFO] running `Command { std: "docker" "start" "-a" "618c7bdb4a44240db4fc9365edd6d4f1bc80e8e5bdbeb34fea44d2a519a36b8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 rustc_version v0.4.0
[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" "618c7bdb4a44240db4fc9365edd6d4f1bc80e8e5bdbeb34fea44d2a519a36b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618c7bdb4a44240db4fc9365edd6d4f1bc80e8e5bdbeb34fea44d2a519a36b8d", kill_on_drop: false }`
[INFO] [stdout] 618c7bdb4a44240db4fc9365edd6d4f1bc80e8e5bdbeb34fea44d2a519a36b8d
