[INFO] fetching crate transarch 0.1.0...
[INFO] checking transarch-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate transarch 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate transarch 0.1.0
[INFO] finished tweaking crates.io crate transarch 0.1.0
[INFO] tweaked toml for crates.io crate transarch 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate transarch 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded transarch-macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fb1ce34982df6f03a884b25a0360ddf1956370a9c06f7de3b1f4bc5cec41b80
[INFO] running `Command { std: "docker" "start" "-a" "8fb1ce34982df6f03a884b25a0360ddf1956370a9c06f7de3b1f4bc5cec41b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fb1ce34982df6f03a884b25a0360ddf1956370a9c06f7de3b1f4bc5cec41b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb1ce34982df6f03a884b25a0360ddf1956370a9c06f7de3b1f4bc5cec41b80", kill_on_drop: false }`
[INFO] [stdout] 8fb1ce34982df6f03a884b25a0360ddf1956370a9c06f7de3b1f4bc5cec41b80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ddb2006a85e6def74bc34ef69835ae7ec75f392e35633c5bc4c8bdfd00338b
[INFO] running `Command { std: "docker" "start" "-a" "f2ddb2006a85e6def74bc34ef69835ae7ec75f392e35633c5bc4c8bdfd00338b", kill_on_drop: false }`
[INFO] [stderr]    Compiling transarch-macro v0.1.0
[INFO] [stderr]     Checking transarch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]   --> tests/two_are_not_the_same.rs:7:20
[INFO] [stdout]    |
[INFO] [stdout] 7  |       let a: &[u8] = wasm! {
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 8  | |         #[no_mangle]
[INFO] [stdout] 9  | |         pub extern "C" fn hi() {
[INFO] [stdout] 10 | |             println!("hello 1");
[INFO] [stdout] 11 | |         }
[INFO] [stdout] 12 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: no target dir found. what did you do?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]   --> tests/two_are_not_the_same.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |       let b: &[u8] = wasm! {
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 14 | |         #[no_mangle]
[INFO] [stdout] 15 | |         pub extern "C" fn hi() {
[INFO] [stdout] 16 | |             println!("hello 2");
[INFO] [stdout] 17 | |         }
[INFO] [stdout] 18 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: called `Result::unwrap()` on an `Err` value: PoisonError { .. }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `transarch` (test "two_are_not_the_same") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f2ddb2006a85e6def74bc34ef69835ae7ec75f392e35633c5bc4c8bdfd00338b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ddb2006a85e6def74bc34ef69835ae7ec75f392e35633c5bc4c8bdfd00338b", kill_on_drop: false }`
[INFO] [stdout] f2ddb2006a85e6def74bc34ef69835ae7ec75f392e35633c5bc4c8bdfd00338b