[INFO] updating cached repository https://github.com/martindevans/y
[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] bab18734d91195ffb628fba07338af209b4d107c
[INFO] testing martindevans/y against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartindevans%2Fy" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martindevans/y on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/martindevans/y
[INFO] finished tweaking git repo https://github.com/martindevans/y
[INFO] tweaked toml for git repo https://github.com/martindevans/y written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/martindevans/y already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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" "+1.44.0" "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] 6182d541b0d99419f8386cf72bcec0e54b6308e85aeb9daacc32747272cc34b4
[INFO] running `"docker" "start" "-a" "6182d541b0d99419f8386cf72bcec0e54b6308e85aeb9daacc32747272cc34b4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling peg-runtime v0.6.2
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling peg-macros v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling peg v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling yolol_number v0.7.1
[INFO] [stderr]    Compiling yc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find function `set_virtual_terminal` in module `colored::control`
[INFO] [stderr]   --> src/main.rs:24:39
[INFO] [stderr]    |
[INFO] [stderr] 24 |     if let Err(_) = colored::control::set_virtual_terminal(true) {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^ not found in `colored::control`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CallType`, `FieldDefinition`, `ParameterDefinition`
[INFO] [stderr]  --> src/compiler/stages/materialise_structs.rs:4:90
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::grammar::ast::{ InnerStatement, OuterStatement, Expression, StructDefinition, FieldDefinition, CallType, ParameterDefinition };
[INFO] [stderr]   |                                                                                          ^^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `infer_expr_type`, `type_check_assignment`
[INFO] [stderr]  --> src/compiler/stages/materialise_structs.rs:6:32
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::super::typecheck::{ infer_expr_type, Type, type_check_assignment };
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/compiler/stages/inline_macros.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 155 |             panic!("rewrite");
[INFO] [stderr]     |             ------------------ any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 158 |             result.append(&mut rewritten.statements);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/compiler/stages/materialise_structs.rs:82:17
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 panic!("check that constructor args are compatible with type");
[INFO] [stderr]    |                 --------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stderr] 82 |                 panic!("constructor declaration initialiser");
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `yc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6182d541b0d99419f8386cf72bcec0e54b6308e85aeb9daacc32747272cc34b4"`
[INFO] running `"docker" "rm" "-f" "6182d541b0d99419f8386cf72bcec0e54b6308e85aeb9daacc32747272cc34b4"`
[INFO] [stdout] 6182d541b0d99419f8386cf72bcec0e54b6308e85aeb9daacc32747272cc34b4