[INFO] cloning repository https://github.com/LPGhatguy/shunting-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LPGhatguy/shunting-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fshunting-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fshunting-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 698a33d8cc6d8649ae7424106edbd6262d6c1d48
[INFO] checking LPGhatguy/shunting-rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fshunting-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LPGhatguy/shunting-rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LPGhatguy/shunting-rust
[INFO] finished tweaking git repo https://github.com/LPGhatguy/shunting-rust
[INFO] tweaked toml for git repo https://github.com/LPGhatguy/shunting-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/LPGhatguy/shunting-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc19337330eaac38d8dd9f4aaa37660c48947d83c466f4b5e363cf8697b105d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "efc19337330eaac38d8dd9f4aaa37660c48947d83c466f4b5e363cf8697b105d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc19337330eaac38d8dd9f4aaa37660c48947d83c466f4b5e363cf8697b105d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc19337330eaac38d8dd9f4aaa37660c48947d83c466f4b5e363cf8697b105d", kill_on_drop: false }`
[INFO] [stdout] efc19337330eaac38d8dd9f4aaa37660c48947d83c466f4b5e363cf8697b105d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 891e39bf74e9c6af2b6cfd2c3f47355d6103646414f086bf8da9b9b025636a01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "891e39bf74e9c6af2b6cfd2c3f47355d6103646414f086bf8da9b9b025636a01", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking shunting-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lexer.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// Thanks to the `regex` crate, we can precompile all of our regular 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: unused doc comment
[INFO] [stdout]   --> src/lexer.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | /// Thanks to the `regex` crate, we can precompile all of our regular 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 constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lexer.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / lazy_static! {
[INFO] [stdout] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stdout] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stdout] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stdout] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stdout] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "891e39bf74e9c6af2b6cfd2c3f47355d6103646414f086bf8da9b9b025636a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891e39bf74e9c6af2b6cfd2c3f47355d6103646414f086bf8da9b9b025636a01", kill_on_drop: false }`
[INFO] [stdout] 891e39bf74e9c6af2b6cfd2c3f47355d6103646414f086bf8da9b9b025636a01