[INFO] fetching crate stakker 0.2.0...
[INFO] checking stakker-0.2.0 against try#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1
[INFO] extracting crate stakker 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stakker 0.2.0 on toolchain 961316100510fe780d266d35bcf68702fbb049e5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakker 0.2.0
[INFO] finished tweaking crates.io crate stakker 0.2.0
[INFO] tweaked toml for crates.io crate stakker 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qcell v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fb6f4e9ca9e3f4d1d37e41c5c79bb700a9a29d46603127f67df8691417b1481
[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" "9fb6f4e9ca9e3f4d1d37e41c5c79bb700a9a29d46603127f67df8691417b1481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fb6f4e9ca9e3f4d1d37e41c5c79bb700a9a29d46603127f67df8691417b1481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb6f4e9ca9e3f4d1d37e41c5c79bb700a9a29d46603127f67df8691417b1481", kill_on_drop: false }`
[INFO] [stdout] 9fb6f4e9ca9e3f4d1d37e41c5c79bb700a9a29d46603127f67df8691417b1481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afd713053a945bc65239c855ea078a9d380653ba8f0b83cebdb536e3a7fcf950
[INFO] running `Command { std: "docker" "start" "-a" "afd713053a945bc65239c855ea078a9d380653ba8f0b83cebdb536e3a7fcf950", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking qcell v0.4.1
[INFO] [stderr]     Checking stakker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected pattern, found `{`
[INFO] [stdout]    --> src/test/timers_corpus.rs:61:30
[INFO] [stdout]     |
[INFO] [stdout] 61  |         at!(expiry, [s], |s| {
[INFO] [stdout]     |                           -  ^ expected pattern
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           while parsing this or-pattern starting here
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/macros.rs:286:19
[INFO] [stdout]     |
[INFO] [stdout] 286 |      [$cx:expr], |$this:pat, $cxid:pat| $body:expr) => {{
[INFO] [stdout]     |                   --------- while parsing argument for this `pat` macro fragment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stakker`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "afd713053a945bc65239c855ea078a9d380653ba8f0b83cebdb536e3a7fcf950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd713053a945bc65239c855ea078a9d380653ba8f0b83cebdb536e3a7fcf950", kill_on_drop: false }`
[INFO] [stdout] afd713053a945bc65239c855ea078a9d380653ba8f0b83cebdb536e3a7fcf950