[INFO] updating cached repository https://github.com/totem3/rem
[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] 366c9e150d71dca9890d69b125efa7669bce53af
[INFO] checking totem3/rem against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Frem" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/totem3/rem on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/totem3/rem
[INFO] finished tweaking git repo https://github.com/totem3/rem
[INFO] tweaked toml for git repo https://github.com/totem3/rem written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/totem3/rem already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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=forbid" "-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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d122b93072a835f6fdcb4b23f5bf19119515fc56079c29f1dd516cac7032d5d
[INFO] running `"docker" "start" "-a" "5d122b93072a835f6fdcb4b23f5bf19119515fc56079c29f1dd516cac7032d5d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let mut vec: Vec<Box<Instruction>> = Vec::new();
[INFO] [stderr]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[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/compiler_info.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub instructions: Vec<Box<Instruction>>,
[INFO] [stderr]   |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/compiler_info.rs:9:38
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(instructions: Vec<Box<Instruction>>, labels: HashMap<String, usize>) -> Self {
[INFO] [stderr]   |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parser.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let mut vec: Vec<Box<Instruction>> = Vec::new();
[INFO] [stderr]    |                              ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[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/compiler_info.rs:4:31
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub instructions: Vec<Box<Instruction>>,
[INFO] [stderr]   |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/compiler_info.rs:9:38
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(instructions: Vec<Box<Instruction>>, labels: HashMap<String, usize>) -> Self {
[INFO] [stderr]   |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Instruction`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/parser.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let ss: Vec<&str> = s.trim_right().split_whitespace().collect();
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:75:70
[INFO] [stderr]    |
[INFO] [stderr] 75 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:79:70
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:92:70
[INFO] [stderr]    |
[INFO] [stderr] 92 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:100:70
[INFO] [stderr]     |
[INFO] [stderr] 100 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:108:70
[INFO] [stderr]     |
[INFO] [stderr] 108 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:121:70
[INFO] [stderr]     |
[INFO] [stderr] 121 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:129:70
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:137:70
[INFO] [stderr]     |
[INFO] [stderr] 137 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:150:70
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:158:70
[INFO] [stderr]     |
[INFO] [stderr] 158 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:166:70
[INFO] [stderr]     |
[INFO] [stderr] 166 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:179:70
[INFO] [stderr]     |
[INFO] [stderr] 179 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:187:70
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:195:70
[INFO] [stderr]     |
[INFO] [stderr] 195 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:209:70
[INFO] [stderr]     |
[INFO] [stderr] 209 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:223:70
[INFO] [stderr]     |
[INFO] [stderr] 223 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/parser.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let ss: Vec<&str> = s.trim_right().split_whitespace().collect();
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:75:70
[INFO] [stderr]    |
[INFO] [stderr] 75 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:79:70
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parser.rs:92:70
[INFO] [stderr]    |
[INFO] [stderr] 92 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:100:70
[INFO] [stderr]     |
[INFO] [stderr] 100 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:108:70
[INFO] [stderr]     |
[INFO] [stderr] 108 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:121:70
[INFO] [stderr]     |
[INFO] [stderr] 121 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:129:70
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:137:70
[INFO] [stderr]     |
[INFO] [stderr] 137 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:150:70
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:158:70
[INFO] [stderr]     |
[INFO] [stderr] 158 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:166:70
[INFO] [stderr]     |
[INFO] [stderr] 166 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:179:70
[INFO] [stderr]     |
[INFO] [stderr] 179 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:187:70
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:195:70
[INFO] [stderr]     |
[INFO] [stderr] 195 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:209:70
[INFO] [stderr]     |
[INFO] [stderr] 209 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/parser.rs:223:70
[INFO] [stderr]     |
[INFO] [stderr] 223 |                         Err(e) => return Err(ParseError::new(lnum, e.description())),
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "5d122b93072a835f6fdcb4b23f5bf19119515fc56079c29f1dd516cac7032d5d"`
[INFO] running `"docker" "rm" "-f" "5d122b93072a835f6fdcb4b23f5bf19119515fc56079c29f1dd516cac7032d5d"`
[INFO] [stdout] 5d122b93072a835f6fdcb4b23f5bf19119515fc56079c29f1dd516cac7032d5d