[INFO] crate typic 0.2.3 is already in cache
[INFO] testing typic-0.2.3 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate typic 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate typic 0.2.3 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 crates.io crate typic 0.2.3
[INFO] finished tweaking crates.io crate typic 0.2.3
[INFO] tweaked toml for crates.io crate typic 0.2.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e7d46ea3d67d3fdddeb6707584afc6347a6edda84ea1cae0b1166dd5eaa8fcef
[INFO] running `"docker" "start" "-a" "e7d46ea3d67d3fdddeb6707584afc6347a6edda84ea1cae0b1166dd5eaa8fcef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling typic-derive v0.2.2
[INFO] [stderr]    Compiling typic v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `"docker" "inspect" "e7d46ea3d67d3fdddeb6707584afc6347a6edda84ea1cae0b1166dd5eaa8fcef"`
[INFO] running `"docker" "rm" "-f" "e7d46ea3d67d3fdddeb6707584afc6347a6edda84ea1cae0b1166dd5eaa8fcef"`
[INFO] [stdout] e7d46ea3d67d3fdddeb6707584afc6347a6edda84ea1cae0b1166dd5eaa8fcef
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] fa1927bb987d91f2322b16ee677266c0641fd57aa21d572f25c0a6c9b488da9a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "fa1927bb987d91f2322b16ee677266c0641fd57aa21d572f25c0a6c9b488da9a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typic v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> tests/derive.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(concat_idents)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::mem::align_of`
[INFO] [stderr]  --> tests/transmute.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::mem::align_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `ZST_Rust` should have an upper camel case name
[INFO] [stderr]   --> tests/derive.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     struct ZST_Rust;
[INFO] [stderr]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `ZstRust`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `ZST_Packed` should have an upper camel case name
[INFO] [stderr]   --> tests/derive.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 |     struct ZST_Packed;
[INFO] [stderr]    |            ^^^^^^^^^^ help: convert the identifier to upper camel case: `ZstPacked`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `static_assertions::*`
[INFO] [stderr]  --> tests/transmute_stress.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use static_assertions::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `typic`.
[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] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `stress`
[INFO] [stderr]  --> tests/transmute_stress.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn stress() {
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "fa1927bb987d91f2322b16ee677266c0641fd57aa21d572f25c0a6c9b488da9a"`
[INFO] running `"docker" "rm" "-f" "fa1927bb987d91f2322b16ee677266c0641fd57aa21d572f25c0a6c9b488da9a"`
[INFO] [stdout] fa1927bb987d91f2322b16ee677266c0641fd57aa21d572f25c0a6c9b488da9a