[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] testing LPGhatguy/shunting-rust against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLPGhatguy%2Fshunting-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LPGhatguy/shunting-rust on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-2/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 418a4fbd04cc3b872f848b8d9c5f9fae6977c3adef93f47b80a14827bcf60a3b
[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" "418a4fbd04cc3b872f848b8d9c5f9fae6977c3adef93f47b80a14827bcf60a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "418a4fbd04cc3b872f848b8d9c5f9fae6977c3adef93f47b80a14827bcf60a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418a4fbd04cc3b872f848b8d9c5f9fae6977c3adef93f47b80a14827bcf60a3b", kill_on_drop: false }`
[INFO] [stdout] 418a4fbd04cc3b872f848b8d9c5f9fae6977c3adef93f47b80a14827bcf60a3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b081e26e38696abd57feb29a7004e7f44e97ad9af991865ff3ff9f23cc46da90
[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" "b081e26e38696abd57feb29a7004e7f44e97ad9af991865ff3ff9f23cc46da90", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.3
[INFO] [stderr]    Compiling 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 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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.49s
[INFO] running `Command { std: "docker" "inspect" "b081e26e38696abd57feb29a7004e7f44e97ad9af991865ff3ff9f23cc46da90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b081e26e38696abd57feb29a7004e7f44e97ad9af991865ff3ff9f23cc46da90", kill_on_drop: false }`
[INFO] [stdout] b081e26e38696abd57feb29a7004e7f44e97ad9af991865ff3ff9f23cc46da90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad29567d1a252e26f2ef592bc4ae186823eb5260a8f3d04d05e890dba91ec62f
[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" "ad29567d1a252e26f2ef592bc4ae186823eb5260a8f3d04d05e890dba91ec62f", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "ad29567d1a252e26f2ef592bc4ae186823eb5260a8f3d04d05e890dba91ec62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad29567d1a252e26f2ef592bc4ae186823eb5260a8f3d04d05e890dba91ec62f", kill_on_drop: false }`
[INFO] [stdout] ad29567d1a252e26f2ef592bc4ae186823eb5260a8f3d04d05e890dba91ec62f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 410d2b4a02ee07f3a094dfc41507da606d26b54178212574855de3090712def1
[INFO] running `Command { std: "docker" "start" "-a" "410d2b4a02ee07f3a094dfc41507da606d26b54178212574855de3090712def1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/lexer.rs:30:1
[INFO] [stdout] test evaluate::test_evaluate ... ok
[INFO] [stderr]    |
[INFO] [stdout] test lexer::test_simple ... ok
[INFO] [stderr] 30 | /// Thanks to the `regex` crate, we can precompile all of our regular expressions
[INFO] [stdout] test lexer::test_parens ... ok
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[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 constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/lexer.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / lazy_static! {
[INFO] [stderr] 32 | |     static ref PATTERN_WHITESPACE: Regex = Regex::new(r"^\s+").unwrap();
[INFO] [stderr] 33 | |     static ref PATTERN_CONSTANT: Regex = Regex::new(r"^\d+").unwrap();
[INFO] [stderr] 34 | |     static ref PATTERN_OPERATOR: Regex = Regex::new(r"^(\+|-|\*|/|\^)").unwrap();
[INFO] [stderr] 35 | |     static ref PATTERN_OPEN_PAREN: Regex = Regex::new(r"^\(").unwrap();
[INFO] [stderr] 36 | |     static ref PATTERN_CLOSE_PAREN: Regex = Regex::new(r"^\)").unwrap();
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shunting_rust-083b23b1a1c8423f
[INFO] running `Command { std: "docker" "inspect" "410d2b4a02ee07f3a094dfc41507da606d26b54178212574855de3090712def1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410d2b4a02ee07f3a094dfc41507da606d26b54178212574855de3090712def1", kill_on_drop: false }`
[INFO] [stdout] 410d2b4a02ee07f3a094dfc41507da606d26b54178212574855de3090712def1