[INFO] fetching crate defs 0.1.0...
[INFO] testing defs-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate defs 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate defs 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate defs 0.1.0
[INFO] finished tweaking crates.io crate defs 0.1.0
[INFO] tweaked toml for crates.io crate defs 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-quote v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fabe4f6d269f9b79f7247a2f4999e98e7b4c855ab812a678fac6a3966b0912b7
[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" "fabe4f6d269f9b79f7247a2f4999e98e7b4c855ab812a678fac6a3966b0912b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fabe4f6d269f9b79f7247a2f4999e98e7b4c855ab812a678fac6a3966b0912b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fabe4f6d269f9b79f7247a2f4999e98e7b4c855ab812a678fac6a3966b0912b7", kill_on_drop: false }`
[INFO] [stdout] fabe4f6d269f9b79f7247a2f4999e98e7b4c855ab812a678fac6a3966b0912b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57665dc68a5124b88aed22609a2ffbfabb24149869ab5434be41ed3be8baf7aa
[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" "57665dc68a5124b88aed22609a2ffbfabb24149869ab5434be41ed3be8baf7aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling defs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `proc_macro_error::proc_macro2`
[INFO] [stdout]  --> src/isel_pat.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     proc_macro2::{Group, Ident, Span},
[INFO] [stdout]   |     ^^^^^^^^^^^ could not find `proc_macro2` in `proc_macro_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `proc_macro2`
[INFO] [stdout]   --> src/isel_pat.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | type TS = proc_macro2::TokenStream;
[INFO] [stdout]    |           ^^^^^^^^^^^ use of undeclared crate or module `proc_macro2`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 | type TS = proc_macro::TokenStream;
[INFO] [stdout]    |           ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `*`
[INFO] [stdout]  --> src/isel_pat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     *,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `defs` due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "57665dc68a5124b88aed22609a2ffbfabb24149869ab5434be41ed3be8baf7aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57665dc68a5124b88aed22609a2ffbfabb24149869ab5434be41ed3be8baf7aa", kill_on_drop: false }`
[INFO] [stdout] 57665dc68a5124b88aed22609a2ffbfabb24149869ab5434be41ed3be8baf7aa