[INFO] fetching crate esr 0.1.0...
[INFO] testing esr-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate esr 0.1.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate esr 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce7fda142ec76127a13ca20aea8f97521011f9fd64370e3fa6830559ca468a98
[INFO] running `Command { std: "docker" "start" "-a" "ce7fda142ec76127a13ca20aea8f97521011f9fd64370e3fa6830559ca468a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7fda142ec76127a13ca20aea8f97521011f9fd64370e3fa6830559ca468a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7fda142ec76127a13ca20aea8f97521011f9fd64370e3fa6830559ca468a98", kill_on_drop: false }`
[INFO] [stdout] ce7fda142ec76127a13ca20aea8f97521011f9fd64370e3fa6830559ca468a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b071389f05ca512595ca2c0c3db358b23e3523988f2e60389925d266b272618c
[INFO] running `Command { std: "docker" "start" "-a" "b071389f05ca512595ca2c0c3db358b23e3523988f2e60389925d266b272618c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling toolshed v0.4.0
[INFO] [stderr]    Compiling esr v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[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$} | {2}", index+1, width, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "b071389f05ca512595ca2c0c3db358b23e3523988f2e60389925d266b272618c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b071389f05ca512595ca2c0c3db358b23e3523988f2e60389925d266b272618c", kill_on_drop: false }`
[INFO] [stdout] b071389f05ca512595ca2c0c3db358b23e3523988f2e60389925d266b272618c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cef0012095af6abeb7b735d552530bc972a4c9d476ae24a4a2aa83acdadac304
[INFO] running `Command { std: "docker" "start" "-a" "cef0012095af6abeb7b735d552530bc972a4c9d476ae24a4a2aa83acdadac304", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling difference v1.0.0
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[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$} | {2}", index+1, width, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v0.4.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling esr v0.1.0 (/opt/rustwide/workdir)
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[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$} | {2}", index+1, width, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:79:25
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:82:29
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/error.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "cef0012095af6abeb7b735d552530bc972a4c9d476ae24a4a2aa83acdadac304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef0012095af6abeb7b735d552530bc972a4c9d476ae24a4a2aa83acdadac304", kill_on_drop: false }`
[INFO] [stdout] cef0012095af6abeb7b735d552530bc972a4c9d476ae24a4a2aa83acdadac304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19d2bce6cacc9e0fa8c5717ee67674ff342035c98caf1b439473f9d542553f16
[INFO] running `Command { std: "docker" "start" "-a" "19d2bce6cacc9e0fa8c5717ee67674ff342035c98caf1b439473f9d542553f16", kill_on_drop: false }`
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[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$} | {2}", index+1, width, line));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:79:25
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:82:29
[INFO] [stderr]    |
[INFO] [stderr] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:86:29
[INFO] [stderr]    |
[INFO] [stderr] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:89:25
[INFO] [stderr]    |
[INFO] [stderr] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:91:25
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[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]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[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$} | {2}", index+1, width, line));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   r#try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:79:25
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         r#try!(write!(f, "   | "));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:82:29
[INFO] [stderr]    |
[INFO] [stderr] 82 | ...                   r#try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:86:29
[INFO] [stderr]    |
[INFO] [stderr] 86 | ...                   r#try!(write!(f, "^"));
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:89:25
[INFO] [stderr]    |
[INFO] [stderr] 89 |                         r#try!(write!(f, "\n"));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:91:25
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         r#try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/esr-32eadd10c14d8373)
[INFO] [stdout] 
[INFO] [stdout] running 148 tests
[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-32eadd10c14d8373` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "19d2bce6cacc9e0fa8c5717ee67674ff342035c98caf1b439473f9d542553f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d2bce6cacc9e0fa8c5717ee67674ff342035c98caf1b439473f9d542553f16", kill_on_drop: false }`
[INFO] [stdout] 19d2bce6cacc9e0fa8c5717ee67674ff342035c98caf1b439473f9d542553f16
