[INFO] cloning repository https://github.com/MrJohz/completist
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MrJohz/completist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrJohz%2Fcompletist"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrJohz%2Fcompletist'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a120d8174c58ae85f87123844ae8988e39e9a47
[INFO] checking MrJohz/completist against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrJohz%2Fcompletist" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MrJohz/completist on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MrJohz/completist
[INFO] finished tweaking git repo https://github.com/MrJohz/completist
[INFO] tweaked toml for git repo https://github.com/MrJohz/completist written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/MrJohz/completist already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 1da754c51c972a6f4068c8a4df27b381393d290a10319ec77023c51858933acb
[INFO] running `"docker" "start" "-a" "1da754c51c972a6f4068c8a4df27b381393d290a10319ec77023c51858933acb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking completist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/io.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Box::new(try!(File::open(path)))
[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/completist/io.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Box::new(try!(File::create(path)))
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/completist/program.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let base_command = try!(Command::from_toml(data).ok_or(()));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/completist/program.rs:217:20
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let name = try!(data.get("name").ok_or(()));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/completist/program.rs:218:20
[INFO] [stderr]     |
[INFO] [stderr] 218 |         let name = try!(name.as_str().ok_or(()));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!(output.write_fmt(format_args!("# {}", line)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(output.write_fmt(format_args!(r#"
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         try!(out.write_fmt(format_args!("complete -c '{}' ", prog.name)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(out.write_fmt(format_args!(" -n '__fish_at_level_{} {}' ",
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             try!(out.write_fmt(format_args!(" -s '{}' ", short)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |             try!(out.write_fmt(format_args!(" -{} '{}' ",
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         try!(out.write_fmt(format_args!(" -d '{}' ", opt.description)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/mod.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let toml = try!(parser.parse()
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/mod.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let prog = try!(program::Program::from_toml(&toml)
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/completist/io.rs:7:32
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type Input = BufReader<Box<Read>>;
[INFO] [stderr]   |                                ^^^^ help: use `dyn`: `dyn Read`
[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/completist/io.rs:18:33
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type Output = BufWriter<Box<Write>>;
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Argument`, `Command`
[INFO] [stderr]  --> src/completist/formatter.rs:6:36
[INFO] [stderr]   |
[INFO] [stderr] 6 | use completist::program::{Program, Command, Argument, Opt};
[INFO] [stderr]   |                                    ^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/completist/program.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/completist/formatter.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |             prog.name, lvl.connect(" "))));
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/completist/program.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `out`
[INFO] [stderr]   --> src/completist/formatter.rs:77:39
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn write_opt_arguments(&self, out: &mut Output, opt: &Opt) -> FmtResult {
[INFO] [stderr]    |                                       ^^^ help: consider prefixing with an underscore: `_out`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/completist/formatter.rs:77:57
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn write_opt_arguments(&self, out: &mut Output, opt: &Opt) -> FmtResult {
[INFO] [stderr]    |                                                         ^^^ help: consider prefixing with an underscore: `_opt`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]   --> src/completist/program.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `name`
[INFO] [stderr]    --> src/completist/program.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `kind`
[INFO] [stderr]    --> src/completist/program.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     kind: OptKind,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `optional`
[INFO] [stderr]    --> src/completist/program.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     optional: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `base_command`
[INFO] [stderr]    --> src/completist/program.rs:203:5
[INFO] [stderr]     |
[INFO] [stderr] 203 |     base_command: Command,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/io.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |             Box::new(try!(File::open(path)))
[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/completist/io.rs:25:22
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Box::new(try!(File::create(path)))
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/completist/program.rs:215:28
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let base_command = try!(Command::from_toml(data).ok_or(()));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/completist/program.rs:217:20
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let name = try!(data.get("name").ok_or(()));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/completist/program.rs:218:20
[INFO] [stderr]     |
[INFO] [stderr] 218 |         let name = try!(name.as_str().ok_or(()));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!(output.write_fmt(format_args!("# {}", line)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(output.write_fmt(format_args!(r#"
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         try!(out.write_fmt(format_args!("complete -c '{}' ", prog.name)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(out.write_fmt(format_args!(" -n '__fish_at_level_{} {}' ",
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |             try!(out.write_fmt(format_args!(" -s '{}' ", short)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |             try!(out.write_fmt(format_args!(" -{} '{}' ",
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/formatter.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         try!(out.write_fmt(format_args!(" -d '{}' ", opt.description)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/mod.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let toml = try!(parser.parse()
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/completist/mod.rs:38:20
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let prog = try!(program::Program::from_toml(&toml)
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/completist/io.rs:7:32
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type Input = BufReader<Box<Read>>;
[INFO] [stderr]   |                                ^^^^ help: use `dyn`: `dyn Read`
[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/completist/io.rs:18:33
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type Output = BufWriter<Box<Write>>;
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/completist/io.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Argument`, `Command`
[INFO] [stderr]  --> src/completist/formatter.rs:6:36
[INFO] [stderr]   |
[INFO] [stderr] 6 | use completist::program::{Program, Command, Argument, Opt};
[INFO] [stderr]   |                                    ^^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/completist/program.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]   --> src/completist/formatter.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |             prog.name, lvl.connect(" "))));
[INFO] [stderr]    |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/completist/program.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `out`
[INFO] [stderr]   --> src/completist/formatter.rs:77:39
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn write_opt_arguments(&self, out: &mut Output, opt: &Opt) -> FmtResult {
[INFO] [stderr]    |                                       ^^^ help: consider prefixing with an underscore: `_out`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/completist/formatter.rs:77:57
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn write_opt_arguments(&self, out: &mut Output, opt: &Opt) -> FmtResult {
[INFO] [stderr]    |                                                         ^^^ help: consider prefixing with an underscore: `_opt`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `"docker" "inspect" "1da754c51c972a6f4068c8a4df27b381393d290a10319ec77023c51858933acb"`
[INFO] running `"docker" "rm" "-f" "1da754c51c972a6f4068c8a4df27b381393d290a10319ec77023c51858933acb"`
[INFO] [stdout] 1da754c51c972a6f4068c8a4df27b381393d290a10319ec77023c51858933acb