[INFO] updating cached repository https://github.com/cbarrick/ripl
[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] 2d4f3dac2f50942ba922259fc497cc1a14ce4d7a
[INFO] testing cbarrick/ripl against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbarrick%2Fripl" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cbarrick/ripl 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/cbarrick/ripl
[INFO] finished tweaking git repo https://github.com/cbarrick/ripl
[INFO] tweaked toml for git repo https://github.com/cbarrick/ripl written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cbarrick/ripl 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 27afcc9ac9413eb6867ab791943b78331f497712a25169e8098d1f45f96a755a
[INFO] running `"docker" "start" "-a" "27afcc9ac9413eb6867ab791943b78331f497712a25169e8098d1f45f96a755a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lazy_static v0.2.5
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling ordered-float v0.4.0
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling ripl v0.1.0-master (/opt/rustwide/workdir)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_attribute)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stderr]   |
[INFO] [stderr]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_attribute)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(box_syntax, box_patterns)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Wrapper(Box<Error + Send + Sync>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |         E: Into<Box<Error + Send + Sync>>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:80:32
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/collections/clone_map.rs:447:50
[INFO] [stderr]     |
[INFO] [stderr] 447 |                 let s = unsafe { mem::replace(s, mem::uninitialized()) };
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 | /         lazy_static! {
[INFO] [stderr] 256 | |             static ref RE: Regex = {
[INFO] [stderr] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stderr] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 259 | |             };
[INFO] [stderr] 260 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 | /         lazy_static! {
[INFO] [stderr] 256 | |             static ref RE: Regex = {
[INFO] [stderr] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stderr] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 259 | |             };
[INFO] [stderr] 260 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 | /         lazy_static! {
[INFO] [stderr] 279 | |             static ref RE: Regex = {
[INFO] [stderr] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stderr] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 282 | |             };
[INFO] [stderr] 283 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 | /         lazy_static! {
[INFO] [stderr] 279 | |             static ref RE: Regex = {
[INFO] [stderr] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stderr] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 282 | |             };
[INFO] [stderr] 283 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 | /         lazy_static! {
[INFO] [stderr] 378 | |             static ref RE: Regex = {
[INFO] [stderr] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stderr] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 381 | |             };
[INFO] [stderr] 382 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 | /         lazy_static! {
[INFO] [stderr] 378 | |             static ref RE: Regex = {
[INFO] [stderr] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stderr] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 381 | |             };
[INFO] [stderr] 382 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 | /         lazy_static! {
[INFO] [stderr] 465 | |             static ref RE: Regex = {
[INFO] [stderr] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stderr] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 468 | |             };
[INFO] [stderr] 469 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 | /         lazy_static! {
[INFO] [stderr] 465 | |             static ref RE: Regex = {
[INFO] [stderr] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stderr] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 468 | |             };
[INFO] [stderr] 469 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 483 | /         lazy_static! {
[INFO] [stderr] 484 | |             static ref RE: Regex = {
[INFO] [stderr] 485 | |                 let pattern = r"^%.*";
[INFO] [stderr] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 487 | |             };
[INFO] [stderr] 488 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 483 | /         lazy_static! {
[INFO] [stderr] 484 | |             static ref RE: Regex = {
[INFO] [stderr] 485 | |                 let pattern = r"^%.*";
[INFO] [stderr] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 487 | |             };
[INFO] [stderr] 488 | |         }
[INFO] [stderr]     | |_________^
[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] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/syntax/error.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |             &Kind::Wrapper(ref e) => e.description(),
[INFO] [stderr]    |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/syntax/error.rs:82:15
[INFO] [stderr]    |
[INFO] [stderr] 82 |             e.cause()
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `ripl`.
[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: build failed
[INFO] running `"docker" "inspect" "27afcc9ac9413eb6867ab791943b78331f497712a25169e8098d1f45f96a755a"`
[INFO] running `"docker" "rm" "-f" "27afcc9ac9413eb6867ab791943b78331f497712a25169e8098d1f45f96a755a"`
[INFO] [stdout] 27afcc9ac9413eb6867ab791943b78331f497712a25169e8098d1f45f96a755a