[INFO] fetching crate esr 0.1.0...
[INFO] testing esr-0.1.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate esr 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate esr 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esr 0.1.0
[INFO] finished tweaking crates.io crate esr 0.1.0
[INFO] tweaked toml for crates.io crate esr 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toolshed v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 868bb91f6daf16e65594809bf25fa88b7798bdd677ff5f35110d7b913df81e76
[INFO] running `Command { std: "docker" "start" "-a" "868bb91f6daf16e65594809bf25fa88b7798bdd677ff5f35110d7b913df81e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "868bb91f6daf16e65594809bf25fa88b7798bdd677ff5f35110d7b913df81e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868bb91f6daf16e65594809bf25fa88b7798bdd677ff5f35110d7b913df81e76", kill_on_drop: false }`
[INFO] [stdout] 868bb91f6daf16e65594809bf25fa88b7798bdd677ff5f35110d7b913df81e76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26d20e3eb9886532ff53bd876ef64fa3fadbe25d158118e18f68e0742ac7a231
[INFO] running `Command { std: "docker" "start" "-a" "26d20e3eb9886532ff53bd876ef64fa3fadbe25d158118e18f68e0742ac7a231", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling toolshed v0.4.0
[INFO] [stderr]    Compiling esr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 r#try!(write!(f, "Unexpected end of program"))
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 r#try!(writeln!(f, "Unexpected token at {}:{}\n", lineno + 1, colno + 1));
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         r#try!(writeln!(f, "> {0:1$} | {2}", index+1, width, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser/nested.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// All potential tokens, including Comma for sequence expressions
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.72s
[INFO] running `Command { std: "docker" "inspect" "26d20e3eb9886532ff53bd876ef64fa3fadbe25d158118e18f68e0742ac7a231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d20e3eb9886532ff53bd876ef64fa3fadbe25d158118e18f68e0742ac7a231", kill_on_drop: false }`
[INFO] [stdout] 26d20e3eb9886532ff53bd876ef64fa3fadbe25d158118e18f68e0742ac7a231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe2b0522d9fdf7c7f05f13fac32856cb8d0168de0832f758477a0f2af967006e
[INFO] running `Command { std: "docker" "start" "-a" "fe2b0522d9fdf7c7f05f13fac32856cb8d0168de0832f758477a0f2af967006e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 r#try!(write!(f, "Unexpected end of program"))
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 r#try!(writeln!(f, "Unexpected token at {}:{}\n", lineno + 1, colno + 1));
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         r#try!(writeln!(f, "> {0:1$} | {2}", index+1, width, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser/nested.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// All potential tokens, including Comma for sequence expressions
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v0.4.1
[INFO] [stderr]    Compiling indexmap v2.2.3
[INFO] [stderr]    Compiling esr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 r#try!(write!(f, "Unexpected end of program"))
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 r#try!(writeln!(f, "Unexpected token at {}:{}\n", lineno + 1, colno + 1));
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:73:25
[INFO] [stdout]    |
[INFO] [stdout] 73 |                         r#try!(writeln!(f, "> {0:1$} | {2}", index+1, width, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/parser/nested.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// All potential tokens, including Comma for sequence expressions
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "fe2b0522d9fdf7c7f05f13fac32856cb8d0168de0832f758477a0f2af967006e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2b0522d9fdf7c7f05f13fac32856cb8d0168de0832f758477a0f2af967006e", kill_on_drop: false }`
[INFO] [stdout] fe2b0522d9fdf7c7f05f13fac32856cb8d0168de0832f758477a0f2af967006e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61646869c39cd82562778b542bd990f1501e3c67ca3cac23ffce253b8ae95506
[INFO] running `Command { std: "docker" "start" "-a" "61646869c39cd82562778b542bd990f1501e3c67ca3cac23ffce253b8ae95506", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 r#try!(write!(f, "Unexpected end of program"))
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:61:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 r#try!(writeln!(f, "Unexpected token at {}:{}\n", lineno + 1, colno + 1));
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |                         r#try!(writeln!(f, "> {0:1$} | {2}", index+1, width, line));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:79:25
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:89:25
[INFO] [stderr]    |
[INFO] [stderr] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:82:29
[INFO] [stderr]    |
[INFO] [stderr] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:86:29
[INFO] [stderr]    |
[INFO] [stderr] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:91:25
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser/nested.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | /// All potential tokens, including Comma for sequence expressions
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `esr` (lib) generated 10 warnings
[INFO] [stderr] warning: `esr` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/esr-b3b636ce164644bf)
[INFO] [stdout] 
[INFO] [stdout] running 148 tests
[INFO] [stderr] thread 'astgen::expression::test::test_array_expression' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/toolshed-0.4.0/src/cell.rs:44:13:
[INFO] [stderr] misaligned pointer dereference: address must be a multiple of 0x8 but is 0x7f7ca8000e8e
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55eb9dfed766 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]    1:     0x55eb9dfed766 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x55eb9dfed766 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x55eb9dfed766 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x55eb9e017d50 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x55eb9e017d50 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]    6:     0x55eb9dfeb25f - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stderr]    7:     0x55eb9dfed544 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    8:     0x55eb9dfed544 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x55eb9dfef2b7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stderr]   10:     0x55eb9dfef019 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x55eb9df92d17 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   12:     0x55eb9df92d17 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stderr]   13:     0x55eb9dfef8d6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stderr]   14:     0x55eb9dfef8d6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stderr]   15:     0x55eb9dfef622 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stderr]   16:     0x55eb9dfedc66 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   17:     0x55eb9dfef380 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stderr]   18:     0x55eb9de47d3a - core::panicking::panic_nounwind_fmt::runtime::hc18fd4a76c1e2aab
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:110:18
[INFO] [stderr]   19:     0x55eb9de47d3a - core::panicking::panic_nounwind_fmt::hcb87f45b1afb5c5d
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:122:9
[INFO] [stderr]   20:     0x55eb9de47faa - core::panicking::panic_misaligned_pointer_dereference::hb795539249e40c00
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:221:5
[INFO] [stderr]   21:     0x55eb9dedd44b - toolshed::cell::CopyCell<T>::get::hcf60d7cc883b8dd5
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/toolshed-0.4.0/src/cell.rs:44:13
[INFO] [stderr]   22:     0x55eb9df186ec - <toolshed::list::ListIter<T> as core::iter::traits::iterator::Iterator>::next::{{closure}}::h81a19c5b4bee17c9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/toolshed-0.4.0/src/list.rs:332:25
[INFO] [stderr]   23:     0x55eb9dedb12e - core::option::Option<T>::map::hff5b0eaa7393a2fd
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/option.rs:1072:29
[INFO] [stderr]   24:     0x55eb9df184d6 - <toolshed::list::ListIter<T> as core::iter::traits::iterator::Iterator>::next::h68cea4724ef1677f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/toolshed-0.4.0/src/list.rs:330:9
[INFO] [stderr]   25:     0x55eb9df18991 - esr::astgen::<impl serde::ser::Serialize for esr::module::Module>::serialize::hfdc0356487cce9e1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/astgen/mod.rs:60:29
[INFO] [stderr]   26:     0x55eb9df11328 - serde::ser::impls::<impl serde::ser::Serialize for &T>::serialize::h22a536f5a41c6aba
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde-1.0.196/src/ser/impls.rs:500:17
[INFO] [stderr]   27:     0x55eb9df54f4b - serde_json::value::to_value::h0e39f05eb2368b74
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.113/src/value/mod.rs:966:5
[INFO] [stderr]   28:     0x55eb9de4fd10 - esr::astgen::expression::test::test_array_expression::habf1b37b8f836c05
[INFO] [stderr]                                at /opt/rustwide/workdir/src/astgen/expression.rs:454:9
[INFO] [stderr]   29:     0x55eb9de4fb97 - esr::astgen::expression::test::test_array_expression::{{closure}}::hc9382d1ff0ae3502
[INFO] [stderr]                                at /opt/rustwide/workdir/src/astgen/expression.rs:453:31
[INFO] [stderr]   30:     0x55eb9df36f66 - core::ops::function::FnOnce::call_once::h906bedbaa2e4dc57
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   31:     0x55eb9df985ef - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   32:     0x55eb9df985ef - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stderr]   33:     0x55eb9df97371 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stderr]   34:     0x55eb9df97371 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   35:     0x55eb9df97371 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]   36:     0x55eb9df97371 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]   37:     0x55eb9df97371 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]   38:     0x55eb9df97371 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stderr]   39:     0x55eb9df97371 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stderr]   40:     0x55eb9df5e6a6 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stderr]   41:     0x55eb9df5e6a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stderr]   42:     0x55eb9df63707 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stderr]   43:     0x55eb9df63707 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   44:     0x55eb9df63707 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stderr]   45:     0x55eb9df63707 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stderr]   46:     0x55eb9df63707 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stderr]   47:     0x55eb9df63707 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stderr]   48:     0x55eb9df63707 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   49:     0x55eb9dff4385 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   50:     0x55eb9dff4385 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stderr]   51:     0x55eb9dff4385 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stderr]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   52:     0x7f7cb58b4ac3 - <unknown>
[INFO] [stderr]   53:     0x7f7cb5945bf4 - __clone
[INFO] [stderr]   54:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/esr-b3b636ce164644bf` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "61646869c39cd82562778b542bd990f1501e3c67ca3cac23ffce253b8ae95506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61646869c39cd82562778b542bd990f1501e3c67ca3cac23ffce253b8ae95506", kill_on_drop: false }`
[INFO] [stdout] 61646869c39cd82562778b542bd990f1501e3c67ca3cac23ffce253b8ae95506
