[INFO] fetching crate scrub 0.1.0...
[INFO] building scrub-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate scrub 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate scrub 0.1.0
[INFO] finished tweaking crates.io crate scrub 0.1.0
[INFO] tweaked toml for crates.io crate scrub 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scrub 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scrub 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 898ab098058fa7aa14e91077955c1c05006b448d8f605ef678e161d386d6d79e
[INFO] running `Command { std: "docker" "start" "-a" "898ab098058fa7aa14e91077955c1c05006b448d8f605ef678e161d386d6d79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "898ab098058fa7aa14e91077955c1c05006b448d8f605ef678e161d386d6d79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "898ab098058fa7aa14e91077955c1c05006b448d8f605ef678e161d386d6d79e", kill_on_drop: false }`
[INFO] [stdout] 898ab098058fa7aa14e91077955c1c05006b448d8f605ef678e161d386d6d79e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87b31e5a7dbe67991f4c83235334213a20f459db9e08ccebc19f080e96b35033
[INFO] running `Command { std: "docker" "start" "-a" "87b31e5a7dbe67991f4c83235334213a20f459db9e08ccebc19f080e96b35033", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "87b31e5a7dbe67991f4c83235334213a20f459db9e08ccebc19f080e96b35033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b31e5a7dbe67991f4c83235334213a20f459db9e08ccebc19f080e96b35033", kill_on_drop: false }`
[INFO] [stdout] 87b31e5a7dbe67991f4c83235334213a20f459db9e08ccebc19f080e96b35033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe710390ebfc26d534fa704dc9372e619e3ad78a306c5560b5a9d8b0f753bc62
[INFO] running `Command { std: "docker" "start" "-a" "fe710390ebfc26d534fa704dc9372e619e3ad78a306c5560b5a9d8b0f753bc62", kill_on_drop: false }`
[INFO] [stderr]    Compiling scrub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/scrubbed.rs:22:2
[INFO] [stdout]    |
[INFO] [stdout] 22 |     rules!(A);
[INFO] [stdout]    |     ^^^^^^^^^ expected `A`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `rules` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/scrubbed.rs:23:2
[INFO] [stdout]    |
[INFO] [stdout] 23 |     decl!(A);
[INFO] [stdout]    |     ^^^^^^^^ expected `A`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `decl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/scrubbed.rs:24:2
[INFO] [stdout]    |
[INFO] [stdout] 24 |     decl2!(A);
[INFO] [stdout]    |     ^^^^^^^^^ expected `A`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `decl2` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrub` (example "scrubbed") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/blameless.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     b!(A);
[INFO] [stdout]    |     ^^^^^ expected `A`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `b` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrub` (example "blameless") due to 1 previous error
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> examples/blame.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 |         let () = $e;
[INFO] [stdout]   |             ^^ expected `A`, found `()`
[INFO] [stdout] ...
[INFO] [stdout] 9 |     b!(A);
[INFO] [stdout]   |     -----
[INFO] [stdout]   |     |  |
[INFO] [stdout]   |     |  this expression has type `A`
[INFO] [stdout]   |     in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `b` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrub` (example "blame") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "fe710390ebfc26d534fa704dc9372e619e3ad78a306c5560b5a9d8b0f753bc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe710390ebfc26d534fa704dc9372e619e3ad78a306c5560b5a9d8b0f753bc62", kill_on_drop: false }`
[INFO] [stdout] fe710390ebfc26d534fa704dc9372e619e3ad78a306c5560b5a9d8b0f753bc62