[INFO] fetching crate intercom 0.2.0...
[INFO] checking intercom-0.2.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate intercom 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate intercom 0.2.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate intercom 0.2.0
[INFO] finished tweaking crates.io crate intercom 0.2.0
[INFO] tweaked toml for crates.io crate intercom 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab23d7d7c0218051604cef3b5576af4549f9807893c54ab9d6adae2e7e51d5b4
[INFO] running `"docker" "start" "-a" "ab23d7d7c0218051604cef3b5576af4549f9807893c54ab9d6adae2e7e51d5b4"`
[INFO] [stderr]    Compiling sha1 v0.3.0
[INFO] [stderr]    Compiling intercom-common v0.2.0
[INFO] [stderr]    Compiling intercom-attributes v0.2.0
[INFO] [stderr] error: found removed `do catch` syntax
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/intercom-attributes-0.2.0/src/lib.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |         do catch {
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: following RFC #2388, the new non-placeholder syntax is `try`
[INFO] [stderr] 
[INFO] [stderr] error: found removed `do catch` syntax
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/intercom-attributes-0.2.0/src/lib.rs:400:9
[INFO] [stderr]     |
[INFO] [stderr] 400 |         do catch {
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: following RFC #2388, the new non-placeholder syntax is `try`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `intercom-attributes`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ab23d7d7c0218051604cef3b5576af4549f9807893c54ab9d6adae2e7e51d5b4"`
[INFO] running `"docker" "rm" "-f" "ab23d7d7c0218051604cef3b5576af4549f9807893c54ab9d6adae2e7e51d5b4"`
[INFO] [stdout] ab23d7d7c0218051604cef3b5576af4549f9807893c54ab9d6adae2e7e51d5b4