[INFO] fetching crate sexp 1.1.4...
[INFO] testing sexp-1.1.4 against 1.95.0 for beta-1.96-2
[INFO] extracting crate sexp 1.1.4 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate sexp 1.1.4
[INFO] finished tweaking crates.io crate sexp 1.1.4
[INFO] tweaked toml for crates.io crate sexp 1.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sexp 1.1.4 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73aefd42acb25d3de86b6b982add9633865097e05e6f1ff187f05f9e8d28e819
[INFO] running `Command { std: "docker" "start" "-a" "73aefd42acb25d3de86b6b982add9633865097e05e6f1ff187f05f9e8d28e819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73aefd42acb25d3de86b6b982add9633865097e05e6f1ff187f05f9e8d28e819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73aefd42acb25d3de86b6b982add9633865097e05e6f1ff187f05f9e8d28e819", kill_on_drop: false }`
[INFO] [stdout] 73aefd42acb25d3de86b6b982add9633865097e05e6f1ff187f05f9e8d28e819
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3f5a80929cadf2a651c5a83abdbe32ac291cf071abea0010b25a3d5b821a6f
[INFO] running `Command { std: "docker" "start" "-a" "ca3f5a80929cadf2a651c5a83abdbe32ac291cf071abea0010b25a3d5b821a6f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling sexp v1.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |   let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:176:22
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:189:34
[INFO] [stdout]     |
[INFO] [stdout] 189 |     if ch == ';'               { try!(consume_until_newline(s, pos)) }
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:199:3
[INFO] [stdout]     |
[INFO] [stdout] 199 |   try!(expect(s, pos, '"'));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:202:22
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:207:35
[INFO] [stdout]     |
[INFO] [stdout] 207 |       let (postslash, nextnext) = try!(peek(s, &next));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:231:21
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let (c, next) = try!(peek(s, pos));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:233:19
[INFO] [stdout]     |
[INFO] [stdout] 233 |     if c == ';' { try!(consume_until_newline(s, pos)); break }
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |   let (ch, _) = try!(peek(s, pos));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:3
[INFO] [stdout]     |
[INFO] [stdout] 252 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:253:3
[INFO] [stdout]     |
[INFO] [stdout] 253 |   try!(expect(s, pos, '('));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:267:3
[INFO] [stdout]     |
[INFO] [stdout] 267 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     try!(zspace(s, pos));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:259:21
[INFO] [stdout]     |
[INFO] [stdout] 259 |     let (c, next) = try!(peek(s, pos));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:264:16
[INFO] [stdout]     |
[INFO] [stdout] 264 |     sexps.push(try!(parse_sexp(s, pos)));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:274:3
[INFO] [stdout]     |
[INFO] [stdout] 274 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:279:3
[INFO] [stdout]     |
[INFO] [stdout] 279 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:275:16
[INFO] [stdout]     |
[INFO] [stdout] 275 |   let (c, _) = try!(peek(s, pos));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:277:33
[INFO] [stdout]     |
[INFO] [stdout] 277 |     if c == '(' { Ok(Sexp::List(try!(parse_list(s, pos)))) }
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:278:33
[INFO] [stdout]     |
[INFO] [stdout] 278 |     else        { Ok(Sexp::Atom(try!(parse_atom(s, pos)))) };
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |   let ret = try!(parse_sexp(s, &mut pos));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:358:11
[INFO] [stdout]     |
[INFO] [stdout] 358 |           try!(write!(f, "{}{}", s, x));
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |   fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |   fn cause(&self) -> Option<&dyn error::Error> { None }
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn quote(s: &str) -> Cow<str> {
[INFO] [stdout]     |             ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn quote(s: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "ca3f5a80929cadf2a651c5a83abdbe32ac291cf071abea0010b25a3d5b821a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3f5a80929cadf2a651c5a83abdbe32ac291cf071abea0010b25a3d5b821a6f", kill_on_drop: false }`
[INFO] [stdout] ca3f5a80929cadf2a651c5a83abdbe32ac291cf071abea0010b25a3d5b821a6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd18cb3b99d6c8760d98cf317eb00748f83f202d305177578a819720350ca343
[INFO] running `Command { std: "docker" "start" "-a" "cd18cb3b99d6c8760d98cf317eb00748f83f202d305177578a819720350ca343", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |   let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:176:22
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:189:34
[INFO] [stdout]     |
[INFO] [stdout] 189 |     if ch == ';'               { try!(consume_until_newline(s, pos)) }
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:199:3
[INFO] [stdout]     |
[INFO] [stdout] 199 |   try!(expect(s, pos, '"'));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:202:22
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:207:35
[INFO] [stdout]     |
[INFO] [stdout] 207 |       let (postslash, nextnext) = try!(peek(s, &next));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:231:21
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let (c, next) = try!(peek(s, pos));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sexp v1.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:233:19
[INFO] [stdout]     |
[INFO] [stdout] 233 |     if c == ';' { try!(consume_until_newline(s, pos)); break }
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |   let (ch, _) = try!(peek(s, pos));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:3
[INFO] [stdout]     |
[INFO] [stdout] 252 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:253:3
[INFO] [stdout]     |
[INFO] [stdout] 253 |   try!(expect(s, pos, '('));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:267:3
[INFO] [stdout]     |
[INFO] [stdout] 267 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     try!(zspace(s, pos));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:259:21
[INFO] [stdout]     |
[INFO] [stdout] 259 |     let (c, next) = try!(peek(s, pos));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:264:16
[INFO] [stdout]     |
[INFO] [stdout] 264 |     sexps.push(try!(parse_sexp(s, pos)));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:274:3
[INFO] [stdout]     |
[INFO] [stdout] 274 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:279:3
[INFO] [stdout]     |
[INFO] [stdout] 279 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:275:16
[INFO] [stdout]     |
[INFO] [stdout] 275 |   let (c, _) = try!(peek(s, pos));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:277:33
[INFO] [stdout]     |
[INFO] [stdout] 277 |     if c == '(' { Ok(Sexp::List(try!(parse_list(s, pos)))) }
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:278:33
[INFO] [stdout]     |
[INFO] [stdout] 278 |     else        { Ok(Sexp::Atom(try!(parse_atom(s, pos)))) };
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |   let ret = try!(parse_sexp(s, &mut pos));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:358:11
[INFO] [stdout]     |
[INFO] [stdout] 358 |           try!(write!(f, "{}{}", s, x));
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |   fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |   fn cause(&self) -> Option<&dyn error::Error> { None }
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn quote(s: &str) -> Cow<str> {
[INFO] [stdout]     |             ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn quote(s: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |   let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:176:22
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:189:34
[INFO] [stdout]     |
[INFO] [stdout] 189 |     if ch == ';'               { try!(consume_until_newline(s, pos)) }
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:199:3
[INFO] [stdout]     |
[INFO] [stdout] 199 |   try!(expect(s, pos, '"'));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:202:22
[INFO] [stdout]     |
[INFO] [stdout] 202 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:207:35
[INFO] [stdout]     |
[INFO] [stdout] 207 |       let (postslash, nextnext) = try!(peek(s, &next));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:231:21
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let (c, next) = try!(peek(s, pos));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:233:19
[INFO] [stdout]     |
[INFO] [stdout] 233 |     if c == ';' { try!(consume_until_newline(s, pos)); break }
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |   let (ch, _) = try!(peek(s, pos));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:252:3
[INFO] [stdout]     |
[INFO] [stdout] 252 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:253:3
[INFO] [stdout]     |
[INFO] [stdout] 253 |   try!(expect(s, pos, '('));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:267:3
[INFO] [stdout]     |
[INFO] [stdout] 267 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |     try!(zspace(s, pos));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:259:21
[INFO] [stdout]     |
[INFO] [stdout] 259 |     let (c, next) = try!(peek(s, pos));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:264:16
[INFO] [stdout]     |
[INFO] [stdout] 264 |     sexps.push(try!(parse_sexp(s, pos)));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:274:3
[INFO] [stdout]     |
[INFO] [stdout] 274 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:279:3
[INFO] [stdout]     |
[INFO] [stdout] 279 |   try!(zspace(s, pos));
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:275:16
[INFO] [stdout]     |
[INFO] [stdout] 275 |   let (c, _) = try!(peek(s, pos));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:277:33
[INFO] [stdout]     |
[INFO] [stdout] 277 |     if c == '(' { Ok(Sexp::List(try!(parse_list(s, pos)))) }
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:278:33
[INFO] [stdout]     |
[INFO] [stdout] 278 |     else        { Ok(Sexp::Atom(try!(parse_atom(s, pos)))) };
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:307:13
[INFO] [stdout]     |
[INFO] [stdout] 307 |   let ret = try!(parse_sexp(s, &mut pos));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:358:11
[INFO] [stdout]     |
[INFO] [stdout] 358 |           try!(write!(f, "{}{}", s, x));
[INFO] [stdout]     |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:56:30
[INFO] [stdout]    |
[INFO] [stdout] 56 |   fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 |   fn cause(&self) -> Option<&dyn error::Error> { None }
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:327:13
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn quote(s: &str) -> Cow<str> {
[INFO] [stdout]     |             ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 327 | fn quote(s: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "cd18cb3b99d6c8760d98cf317eb00748f83f202d305177578a819720350ca343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd18cb3b99d6c8760d98cf317eb00748f83f202d305177578a819720350ca343", kill_on_drop: false }`
[INFO] [stdout] cd18cb3b99d6c8760d98cf317eb00748f83f202d305177578a819720350ca343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5cf46dc36dffeca5820c329fbd4167dd525ad4f3f9f400daaae3a282cb46a1c
[INFO] running `Command { std: "docker" "start" "-a" "f5cf46dc36dffeca5820c329fbd4167dd525ad4f3f9f400daaae3a282cb46a1c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:20
[INFO] [stderr]     |
[INFO] [stderr] 168 |   let (ch, next) = try!(peek(s, pos));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:176:22
[INFO] [stderr]     |
[INFO] [stderr] 176 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:187:22
[INFO] [stderr]     |
[INFO] [stderr] 187 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:189:34
[INFO] [stderr]     |
[INFO] [stderr] 189 |     if ch == ';'               { try!(consume_until_newline(s, pos)) }
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:199:3
[INFO] [stderr]     |
[INFO] [stderr] 199 |   try!(expect(s, pos, '"'));
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:202:22
[INFO] [stderr]     |
[INFO] [stderr] 202 |     let (ch, next) = try!(peek(s, pos));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:207:35
[INFO] [stderr]     |
[INFO] [stderr] 207 |       let (postslash, nextnext) = try!(peek(s, &next));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:231:21
[INFO] [stderr]     |
[INFO] [stderr] 231 |     let (c, next) = try!(peek(s, pos));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:233:19
[INFO] [stderr]     |
[INFO] [stderr] 233 |     if c == ';' { try!(consume_until_newline(s, pos)); break }
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:244:17
[INFO] [stderr]     |
[INFO] [stderr] 244 |   let (ch, _) = try!(peek(s, pos));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:252:3
[INFO] [stderr]     |
[INFO] [stderr] 252 |   try!(zspace(s, pos));
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:253:3
[INFO] [stderr]     |
[INFO] [stderr] 253 |   try!(expect(s, pos, '('));
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:267:3
[INFO] [stderr]     |
[INFO] [stderr] 267 |   try!(zspace(s, pos));
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:258:5
[INFO] [stderr]     |
[INFO] [stderr] 258 |     try!(zspace(s, pos));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:259:21
[INFO] [stderr]     |
[INFO] [stderr] 259 |     let (c, next) = try!(peek(s, pos));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:264:16
[INFO] [stderr]     |
[INFO] [stderr] 264 |     sexps.push(try!(parse_sexp(s, pos)));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:274:3
[INFO] [stderr]     |
[INFO] [stderr] 274 |   try!(zspace(s, pos));
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:279:3
[INFO] [stderr]     |
[INFO] [stderr] 279 |   try!(zspace(s, pos));
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:275:16
[INFO] [stderr]     |
[INFO] [stderr] 275 |   let (c, _) = try!(peek(s, pos));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:277:33
[INFO] [stderr]     |
[INFO] [stderr] 277 |     if c == '(' { Ok(Sexp::List(try!(parse_list(s, pos)))) }
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:278:33
[INFO] [stderr]     |
[INFO] [stderr] 278 |     else        { Ok(Sexp::Atom(try!(parse_atom(s, pos)))) };
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:307:13
[INFO] [stderr]     |
[INFO] [stderr] 307 |   let ret = try!(parse_sexp(s, &mut pos));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 |         try!(write!(f, "("));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:358:11
[INFO] [stderr]     |
[INFO] [stderr] 358 |           try!(write!(f, "{}{}", s, x));
[INFO] [stderr]     |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |   fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stderr]    |                              ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 |   fn cause(&self) -> Option<&dyn error::Error> { None }
[INFO] [stderr]    |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:327:13
[INFO] [stderr]     |
[INFO] [stderr] 327 | fn quote(s: &str) -> Cow<str> {
[INFO] [stderr]     |             ^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |             |
[INFO] [stderr]     |             the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 327 | fn quote(s: &str) -> Cow<'_, str> {
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sexp` (lib) generated 26 warnings (run `cargo fix --lib -p sexp` to apply 2 suggestions)
[INFO] [stderr] warning: `sexp` (lib test) generated 26 warnings (26 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sexp-71d5d3aeaeef3586)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test show_an_error ... ok
[INFO] [stdout] test test_escaping ... ok
[INFO] [stdout] test test_hello_world ... ok
[INFO] [stdout] test test_pp ... ok
[INFO] [stdout] test test_tight_parens ... ok
[INFO] [stdout] test line_and_col_test ... ok
[INFO] [stdout] test test_space_in_atom ... ok
[INFO] [stdout] test sexp_size ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- sexp_size stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'sexp_size' (18) panicked at src/lib.rs:39:3:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 32
[INFO] [stdout]  right: 40
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ea9641aedba - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ea9641aedba - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::trace_unsynchronized::<std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ea9641aedba - std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ea9641aedba - <<std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c1f1a4ba060b9bfa]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ea9641c313a - <core[c1f1a4ba060b9bfa]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ea9641c313a - core[c1f1a4ba060b9bfa]::fmt::write
[INFO] [stdout]    6:     0x5ea9641b3642 - std[e28293b1aa0f68bd]::io::default_write_fmt::<alloc[fdfd2bd8633a6659]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ea9641b3642 - <alloc[fdfd2bd8633a6659]::vec::Vec<u8> as std[e28293b1aa0f68bd]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5ea96418dfcf - <std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ea96418dfcf - std[e28293b1aa0f68bd]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ea9641a7329 - std[e28293b1aa0f68bd]::panicking::default_hook
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ea96414438c - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn for<'a, 'b> core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5ea96414438c - test[273d7611820c9051]::test_main_with_exit_callback::<test[273d7611820c9051]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ea9641a74e2 - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn for<'a, 'b> core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5ea9641a74e2 - std[e28293b1aa0f68bd]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ea96418e088 - std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5ea964185a29 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_end_short_backtrace::<std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5ea96418ed9d - __rustc[b7974e8690430dd9]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ea9641c39ec - core[c1f1a4ba060b9bfa]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ea9641c38a3 - core[c1f1a4ba060b9bfa]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5ea9641bf878 - core[c1f1a4ba060b9bfa]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5ea9641305c2 - sexp::sexp_size::h6adedad6fb74cf1f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:39:3
[INFO] [stdout]   22:     0x5ea9641305e7 - sexp::sexp_size::{{closure}}::h962a4daeddaa9558
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:36:15
[INFO] [stdout]   23:     0x5ea964132e56 - core::ops::function::FnOnce::call_once::h8a13ce641df00b5d
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ea96413846b - <fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ea96413846b - test[273d7611820c9051]::__rust_begin_short_backtrace::<core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>, fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5ea964144e5b - test[273d7611820c9051]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5ea964144e5b - <core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5ea964144e5b - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5ea964144e5b - std[e28293b1aa0f68bd]::panicking::catch_unwind::<core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>, core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5ea964144e5b - std[e28293b1aa0f68bd]::panic::catch_unwind::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5ea964144e5b - test[273d7611820c9051]::run_test_in_process
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5ea964144e5b - test[273d7611820c9051]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5ea964140574 - test[273d7611820c9051]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5ea964140574 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_begin_short_backtrace::<test[273d7611820c9051]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5ea964147a62 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5ea964147a62 - <core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5ea964147a62 - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5ea964147a62 - std[e28293b1aa0f68bd]::panicking::catch_unwind::<(), core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5ea964147a62 - std[e28293b1aa0f68bd]::panic::catch_unwind::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5ea964147a62 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5ea964147a62 - <std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1} as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ea9641ae6cf - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn core[c1f1a4ba060b9bfa]::ops::function::FnOnce<(), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x5ea9641ae6cf - <std[e28293b1aa0f68bd]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x76119585caa4 - <unknown>
[INFO] [stdout]   45:     0x7611958e9a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     sexp_size
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f5cf46dc36dffeca5820c329fbd4167dd525ad4f3f9f400daaae3a282cb46a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5cf46dc36dffeca5820c329fbd4167dd525ad4f3f9f400daaae3a282cb46a1c", kill_on_drop: false }`
[INFO] [stdout] f5cf46dc36dffeca5820c329fbd4167dd525ad4f3f9f400daaae3a282cb46a1c
