[INFO] crate wood 0.4.2 is already in cache
[INFO] testing wood-0.4.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate wood 0.4.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wood 0.4.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wood 0.4.2
[INFO] finished tweaking crates.io crate wood 0.4.2
[INFO] tweaked toml for crates.io crate wood 0.4.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 7296862ca23680a074fe8625197102df8e3f0297ba767e01f1af2bcbf135a1df
[INFO] running `"docker" "start" "-a" "7296862ca23680a074fe8625197102df8e3f0297ba767e01f1af2bcbf135a1df"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ref_slice v1.2.0
[INFO] [stderr]    Compiling wood v0.4.2 (/opt/rustwide/workdir)
[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(test)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(drain_filter)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![feature(core_intrinsics)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:385:3
[INFO] [stderr]     |
[INFO] [stderr] 385 |         try!(dewoodify_seq_into(&wooder::Iden, v.contents(), &mut ret));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:162:4
[INFO] [stderr]     |
[INFO] [stderr] 162 |             try!(self.read_escaped_char());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |                 try!(self.close_paren());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |                 try!(self.open_colon());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 try!(self.begin_leaf_with_char(l, c));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:243:4
[INFO] [stderr]     |
[INFO] [stderr] 243 |             try!(self.pop_indent_stack_down(this_indent));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:285:6
[INFO] [stderr]     |
[INFO] [stderr] 285 |                     try!(self.notice_this_new_indentation(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:295:6
[INFO] [stderr]     |
[INFO] [stderr] 295 |                     try!(self.start_line(c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:314:6
[INFO] [stderr]     |
[INFO] [stderr] 314 |                     try!(self.open_colon());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:317:6
[INFO] [stderr]     |
[INFO] [stderr] 317 |                     try!(self.start_reading_thing(c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:362:6
[INFO] [stderr]     |
[INFO] [stderr] 362 |                     try!(self.read_escaped_char());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:389:6
[INFO] [stderr]     |
[INFO] [stderr] 389 |                     try!(self.read_escaped_char());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:395:6
[INFO] [stderr]     |
[INFO] [stderr] 395 |                     try!(self.open_colon());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:399:6
[INFO] [stderr]     |
[INFO] [stderr] 399 |                     try!(self.close_paren());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:444:6
[INFO] [stderr]     |
[INFO] [stderr] 444 |                     try!(self.close_paren());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:450:6
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     try!(self.open_colon());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:462:6
[INFO] [stderr]     |
[INFO] [stderr] 462 |                     try!(self.begin_leaf_with_char(il, c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:481:6
[INFO] [stderr]     |
[INFO] [stderr] 481 |                     try!(self.notice_this_new_indentation(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:548:6
[INFO] [stderr]     |
[INFO] [stderr] 548 |                     try!(self.pop_indent_stack_down(this_indent));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:550:6
[INFO] [stderr]     |
[INFO] [stderr] 550 |                     try!(self.start_line(c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/termpose_parser.rs:586:3
[INFO] [stderr]     |
[INFO] [stderr] 586 |         try!((state.mode)(&mut state, co));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parsers/woodslist_parser.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 try!(self.close_paren());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parsers/woodslist_parser.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 try!(self.eating_leaf(Some(c)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parsers/woodslist_parser.rs:93:6
[INFO] [stderr]    |
[INFO] [stderr] 93 |                     try!(self.start_reading_thing(c));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/woodslist_parser.rs:145:6
[INFO] [stderr]     |
[INFO] [stderr] 145 |                     try!(self.read_escaped_char());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/woodslist_parser.rs:172:6
[INFO] [stderr]     |
[INFO] [stderr] 172 |                     try!(self.close_paren());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/woodslist_parser.rs:178:6
[INFO] [stderr]     |
[INFO] [stderr] 178 |                     try!(self.read_escaped_char());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parsers/woodslist_parser.rs:207:3
[INFO] [stderr]     |
[INFO] [stderr] 207 |         try!((state.mode)(&mut state, co));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/wooder.rs:125:3
[INFO] [stderr]     |
[INFO] [stderr] 125 |         try!(dewoodify_seq_into(&self.0, v.contents(), &mut ret));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:227:23
[INFO] [stderr]     |
[INFO] [stderr] 227 |     pub cause:Option<Box<Error>>,
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:239:67
[INFO] [stderr]     |
[INFO] [stderr] 239 |     pub fn new_with_cause(source:&Wood, msg:String, cause:Option<Box<Error>>) -> Self {
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:247:29
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn cause(&self) -> Option<&Error> { self.cause.as_ref().map(|e| e.as_ref()) }
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parsers/mod.rs:23:29
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn cause(&self) -> Option<&Error> { None }
[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/lib.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::mem::{forget, replace, uninitialized};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/parsers/mod.rs:74:25
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let res = f(replace(v, uninitialized()));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 35 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `wood`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7296862ca23680a074fe8625197102df8e3f0297ba767e01f1af2bcbf135a1df"`
[INFO] running `"docker" "rm" "-f" "7296862ca23680a074fe8625197102df8e3f0297ba767e01f1af2bcbf135a1df"`
[INFO] [stdout] 7296862ca23680a074fe8625197102df8e3f0297ba767e01f1af2bcbf135a1df