[INFO] fetching crate impl-template 1.0.0-alpha...
[INFO] testing impl-template-1.0.0-alpha against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate impl-template 1.0.0-alpha into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate impl-template 1.0.0-alpha on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate impl-template 1.0.0-alpha
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate impl-template 1.0.0-alpha
[INFO] tweaked toml for crates.io crate impl-template 1.0.0-alpha written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d029f390cb5e15f0e4d31d76e80aa1597e87f165c9c364b5c2a253a139e78c5
[INFO] running `Command { std: "docker" "start" "-a" "5d029f390cb5e15f0e4d31d76e80aa1597e87f165c9c364b5c2a253a139e78c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d029f390cb5e15f0e4d31d76e80aa1597e87f165c9c364b5c2a253a139e78c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d029f390cb5e15f0e4d31d76e80aa1597e87f165c9c364b5c2a253a139e78c5", kill_on_drop: false }`
[INFO] [stdout] 5d029f390cb5e15f0e4d31d76e80aa1597e87f165c9c364b5c2a253a139e78c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a806e532ff871f1f6667d4bdb6d8411479e780a4fc5a37c60b459d24296a4931
[INFO] running `Command { std: "docker" "start" "-a" "a806e532ff871f1f6667d4bdb6d8411479e780a4fc5a37c60b459d24296a4931", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling impl-template v1.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/find_patterns.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::export::Span;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syn::export`
[INFO] [stdout]  --> src/render.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::export::Span;
[INFO] [stdout]   |          ^^^^^^ could not find `export` in `syn`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `impl-template` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a806e532ff871f1f6667d4bdb6d8411479e780a4fc5a37c60b459d24296a4931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a806e532ff871f1f6667d4bdb6d8411479e780a4fc5a37c60b459d24296a4931", kill_on_drop: false }`
[INFO] [stdout] a806e532ff871f1f6667d4bdb6d8411479e780a4fc5a37c60b459d24296a4931