[INFO] cloning repository https://github.com/marcusbuffett/proc-macro-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcusbuffett/proc-macro-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusbuffett%2Fproc-macro-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusbuffett%2Fproc-macro-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdf91de7ecc24f8350c3570feadf5248e9868d21
[INFO] checking marcusbuffett/proc-macro-example/cdf91de7ecc24f8350c3570feadf5248e9868d21 against master#86a49fd71fecd25b0fd20247db0ba95eeceaba28 for pr-129543-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusbuffett%2Fproc-macro-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marcusbuffett/proc-macro-example
[INFO] finished tweaking git repo https://github.com/marcusbuffett/proc-macro-example
[INFO] tweaked toml for git repo https://github.com/marcusbuffett/proc-macro-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marcusbuffett/proc-macro-example on toolchain 86a49fd71fecd25b0fd20247db0ba95eeceaba28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86a49fd71fecd25b0fd20247db0ba95eeceaba28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marcusbuffett/proc-macro-example 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" "+86a49fd71fecd25b0fd20247db0ba95eeceaba28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded hashbrown v0.9.1
[INFO] [stderr]   Downloaded indexmap v1.6.2
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+86a49fd71fecd25b0fd20247db0ba95eeceaba28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b56728c45f706fd12cfe2e27108a32644aea279e3003e20ce451abfd0391f409
[INFO] running `Command { std: "docker" "start" "-a" "b56728c45f706fd12cfe2e27108a32644aea279e3003e20ce451abfd0391f409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b56728c45f706fd12cfe2e27108a32644aea279e3003e20ce451abfd0391f409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56728c45f706fd12cfe2e27108a32644aea279e3003e20ce451abfd0391f409", kill_on_drop: false }`
[INFO] [stdout] b56728c45f706fd12cfe2e27108a32644aea279e3003e20ce451abfd0391f409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+86a49fd71fecd25b0fd20247db0ba95eeceaba28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 020fe069dd4643ea470ccc1424d49526bbaa2557f230b8277a29de89fae5c48b
[INFO] running `Command { std: "docker" "start" "-a" "020fe069dd4643ea470ccc1424d49526bbaa2557f230b8277a29de89fae5c48b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking convert_case v0.4.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking census_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.75s
[INFO] running `Command { std: "docker" "inspect" "020fe069dd4643ea470ccc1424d49526bbaa2557f230b8277a29de89fae5c48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020fe069dd4643ea470ccc1424d49526bbaa2557f230b8277a29de89fae5c48b", kill_on_drop: false }`
[INFO] [stdout] 020fe069dd4643ea470ccc1424d49526bbaa2557f230b8277a29de89fae5c48b