[INFO] updating cached repository https://github.com/zxey/coclasstest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69a4f23e3b46ebb2f034aa2b1b8f5a143d1323ee
[INFO] testing zxey/coclasstest against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxey%2Fcoclasstest" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zxey/coclasstest on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zxey/coclasstest
[INFO] finished tweaking git repo https://github.com/zxey/coclasstest
[INFO] tweaked toml for git repo https://github.com/zxey/coclasstest written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/zxey/coclasstest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c30c9350e3451293ca77f4f46de089eaa3f11e64b226de5ed79bcf33419701f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c30c9350e3451293ca77f4f46de089eaa3f11e64b226de5ed79bcf33419701f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c30c9350e3451293ca77f4f46de089eaa3f11e64b226de5ed79bcf33419701f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c30c9350e3451293ca77f4f46de089eaa3f11e64b226de5ed79bcf33419701f3", kill_on_drop: false }`
[INFO] [stdout] c30c9350e3451293ca77f4f46de089eaa3f11e64b226de5ed79bcf33419701f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a187d51886a0bc1361c00e64ad801afccac44843218c538260012136e01e37b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a187d51886a0bc1361c00e64ad801afccac44843218c538260012136e01e37b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling com_macros_support v0.1.0 (https://github.com/microsoft/com-rs.git#25851eed)
[INFO] [stderr]    Compiling com_macros v0.1.0 (https://github.com/microsoft/com-rs.git#25851eed)
[INFO] [stderr]    Compiling com v0.1.0 (https://github.com/microsoft/com-rs.git#25851eed)
[INFO] [stderr]    Compiling coclasstest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `,` or `}`, found `field2`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Test {
[INFO] [stdout]   |        ---- while parsing this struct
[INFO] [stdout] 6 |     field1: u32,
[INFO] [stdout]   |           - expected one of `,` or `}`
[INFO] [stdout] 7 |     field2: u32
[INFO] [stdout]   |     ^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0063]: missing fields `field1`, `field2` in initializer of `Test`
[INFO] [stdout]  --> src/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Test {
[INFO] [stdout]   |        ^^^^ missing `field1`, `field2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coclasstest`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9a187d51886a0bc1361c00e64ad801afccac44843218c538260012136e01e37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a187d51886a0bc1361c00e64ad801afccac44843218c538260012136e01e37b", kill_on_drop: false }`
[INFO] [stdout] 9a187d51886a0bc1361c00e64ad801afccac44843218c538260012136e01e37b