[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 beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fshunting-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LPGhatguy/shunting-rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b76ad13ed7ee7a1fdc6a146988fb652fbaf0f5802b3af04c4760524f7f6a810
[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" "4b76ad13ed7ee7a1fdc6a146988fb652fbaf0f5802b3af04c4760524f7f6a810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b76ad13ed7ee7a1fdc6a146988fb652fbaf0f5802b3af04c4760524f7f6a810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b76ad13ed7ee7a1fdc6a146988fb652fbaf0f5802b3af04c4760524f7f6a810", kill_on_drop: false }`
[INFO] [stdout] 4b76ad13ed7ee7a1fdc6a146988fb652fbaf0f5802b3af04c4760524f7f6a810
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20e4986259cffd858717bb9fca92c69bd22325181b7d94432a96b8f7de2b23fe
[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" "20e4986259cffd858717bb9fca92c69bd22325181b7d94432a96b8f7de2b23fe", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking unreachable 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: use of deprecated item '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 item '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 item '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 item '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 item '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: 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 item '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 item '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 item '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 item '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 item '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] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "20e4986259cffd858717bb9fca92c69bd22325181b7d94432a96b8f7de2b23fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e4986259cffd858717bb9fca92c69bd22325181b7d94432a96b8f7de2b23fe", kill_on_drop: false }`
[INFO] [stdout] 20e4986259cffd858717bb9fca92c69bd22325181b7d94432a96b8f7de2b23fe
