[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] testing akky2501/mincaml-rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakky2501%2Fmincaml-rust" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  67% (68/101)   
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[INFO] validating manifest of git repo https://github.com/akky2501/mincaml-rust on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-9/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4762732a29eb6527d8fee011afcb792f7af97eab0d992b736a371d4492400187
[INFO] running `"docker" "start" "-a" "4762732a29eb6527d8fee011afcb792f7af97eab0d992b736a371d4492400187"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lazy_static v0.2.5
[INFO] [stderr]    Compiling nom v2.2.0
[INFO] [stderr]    Compiling 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: 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" "4762732a29eb6527d8fee011afcb792f7af97eab0d992b736a371d4492400187"`
[INFO] running `"docker" "rm" "-f" "4762732a29eb6527d8fee011afcb792f7af97eab0d992b736a371d4492400187"`
[INFO] [stdout] 4762732a29eb6527d8fee011afcb792f7af97eab0d992b736a371d4492400187