[INFO] updating cached repository https://github.com/akky2501/mincaml-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8295cf3166d850c830ed45b1330d7f8230eb119
[INFO] checking akky2501/mincaml-rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakky2501%2Fmincaml-rust" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akky2501/mincaml-rust on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/akky2501/mincaml-rust
[INFO] finished tweaking git repo https://github.com/akky2501/mincaml-rust
[INFO] tweaked toml for git repo https://github.com/akky2501/mincaml-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/akky2501/mincaml-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] ad146f9cca55ee763605b53973585cfaa62b5848881aa461303bc38c8154461c
[INFO] running `"docker" "start" "-a" "ad146f9cca55ee763605b53973585cfaa62b5848881aa461303bc38c8154461c"`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking nom v2.2.0
[INFO] [stderr]     Checking lazy_static v0.2.5
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking mincaml-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: casts cannot be followed by a method call
[INFO] [stderr]    --> src/typing.rs:324:23
[INFO] [stderr]     |
[INFO] [stderr] 324 |             Ok(infer!(id : ty.generalize(env), t2))
[INFO] [stderr]     |                       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try surrounding the expression in parentheses
[INFO] [stderr]     |
[INFO] [stderr] 324 |             Ok(infer!((id : ty).generalize(env), t2))
[INFO] [stderr]     |                       ^       ^
[INFO] [stderr] 
[INFO] [stderr] error: casts cannot be followed by a method call
[INFO] [stderr]    --> src/typing.rs:358:23
[INFO] [stderr]     |
[INFO] [stderr] 358 |             Ok(infer!(name : fun_type.generalize(env), t))
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try surrounding the expression in parentheses
[INFO] [stderr]     |
[INFO] [stderr] 358 |             Ok(infer!((name : fun_type).generalize(env), t))
[INFO] [stderr]     |                       ^               ^
[INFO] [stderr] 
[INFO] [stderr] error: casts cannot be followed by a method call
[INFO] [stderr]    --> src/typing.rs:324:23
[INFO] [stderr]     |
[INFO] [stderr] 324 |             Ok(infer!(id : ty.generalize(env), t2))
[INFO] [stderr]     |                       ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try surrounding the expression in parentheses
[INFO] [stderr]     |
[INFO] [stderr] 324 |             Ok(infer!((id : ty).generalize(env), t2))
[INFO] [stderr]     |                       ^       ^
[INFO] [stderr] 
[INFO] [stderr] error: casts cannot be followed by a method call
[INFO] [stderr]    --> src/typing.rs:358:23
[INFO] [stderr]     |
[INFO] [stderr] 358 |             Ok(infer!(name : fun_type.generalize(env), t))
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: try surrounding the expression in parentheses
[INFO] [stderr]     |
[INFO] [stderr] 358 |             Ok(infer!((name : fun_type).generalize(env), t))
[INFO] [stderr]     |                       ^               ^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mincaml-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mincaml-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ad146f9cca55ee763605b53973585cfaa62b5848881aa461303bc38c8154461c"`
[INFO] running `"docker" "rm" "-f" "ad146f9cca55ee763605b53973585cfaa62b5848881aa461303bc38c8154461c"`
[INFO] [stdout] ad146f9cca55ee763605b53973585cfaa62b5848881aa461303bc38c8154461c