[INFO] cloning repository https://github.com/dseller/dolrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dseller/dolrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdseller%2Fdolrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdseller%2Fdolrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04a3c8de0ebf306d5620a538d693c9aeadc69f48
[INFO] checking dseller/dolrs against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdseller%2Fdolrs" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dseller/dolrs on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dseller/dolrs
[INFO] finished tweaking git repo https://github.com/dseller/dolrs
[INFO] tweaked toml for git repo https://github.com/dseller/dolrs written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/dseller/dolrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minifb v0.19.1
[INFO] [stderr]   Downloaded peg-runtime v0.6.3
[INFO] [stderr]   Downloaded peg v0.6.3
[INFO] [stderr]   Downloaded xkbcommon-sys v0.7.4
[INFO] [stderr]   Downloaded orbclient v0.3.27
[INFO] [stderr]   Downloaded peg-macros v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edc97661c8f6218c4897ca4bcd7f053ef8135a5ec16474fc2c6289622625ab6b
[INFO] running `Command { std: "docker" "start" "-a" "edc97661c8f6218c4897ca4bcd7f053ef8135a5ec16474fc2c6289622625ab6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edc97661c8f6218c4897ca4bcd7f053ef8135a5ec16474fc2c6289622625ab6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc97661c8f6218c4897ca4bcd7f053ef8135a5ec16474fc2c6289622625ab6b", kill_on_drop: false }`
[INFO] [stdout] edc97661c8f6218c4897ca4bcd7f053ef8135a5ec16474fc2c6289622625ab6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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=forbid" "-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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c31cc4a64970a03aa4a4986d7fbf77388f4646ecde9a0cbc954a7782464ad3
[INFO] running `Command { std: "docker" "start" "-a" "34c31cc4a64970a03aa4a4986d7fbf77388f4646ecde9a0cbc954a7782464ad3", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   num-integer v0.1.43: default, std
[INFO] [stderr]   num-traits v0.2.12: default, std
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling minifb v0.19.1
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking simple_logger v1.9.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]     Checking dolrs v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/parser.rs (4 fixes)
[INFO] [stderr]        Fixed src/document.rs (1 fix)
[INFO] [stdout] warning: variant is never constructed: `UnexpectedCharacter`
[INFO] [stdout]   --> src/parser.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     UnexpectedCharacter(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnexpectedEndOfStream`
[INFO] [stdout]   --> src/parser.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     UnexpectedEndOfStream,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DollarExpected`
[INFO] [stdout]   --> src/parser.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     DollarExpected
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lex`
[INFO] [stdout]    --> src/parser.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn lex(iterator: &mut Peekable<Chars>) -> Result<Vec<Token>, LexError> {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (5 fixes)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SimpleLogger::new().init();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SimpleLogger::new().init();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.89s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking simple_logger v1.9.0
[INFO] [stderr]     Checking dolrs v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: variant is never constructed: `UnexpectedCharacter`
[INFO] [stdout]   --> src/parser.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     UnexpectedCharacter(char),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnexpectedEndOfStream`
[INFO] [stdout]   --> src/parser.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     UnexpectedEndOfStream,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DollarExpected`
[INFO] [stdout]   --> src/parser.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     DollarExpected
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lex`
[INFO] [stdout]    --> src/parser.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn lex(iterator: &mut Peekable<Chars>) -> Result<Vec<Token>, LexError> {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SimpleLogger::new().init();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SimpleLogger::new().init();
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `Command { std: "docker" "inspect" "34c31cc4a64970a03aa4a4986d7fbf77388f4646ecde9a0cbc954a7782464ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c31cc4a64970a03aa4a4986d7fbf77388f4646ecde9a0cbc954a7782464ad3", kill_on_drop: false }`
[INFO] [stdout] 34c31cc4a64970a03aa4a4986d7fbf77388f4646ecde9a0cbc954a7782464ad3