[INFO] cloning repository https://github.com/ckanner/syntax-rust-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ckanner/syntax-rust-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckanner%2Fsyntax-rust-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckanner%2Fsyntax-rust-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40477ec562cc8f1ca520d9f609e54c30291288b5
[INFO] checking ckanner/syntax-rust-sample against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckanner%2Fsyntax-rust-sample" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ckanner/syntax-rust-sample on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ckanner/syntax-rust-sample
[INFO] finished tweaking git repo https://github.com/ckanner/syntax-rust-sample
[INFO] tweaked toml for git repo https://github.com/ckanner/syntax-rust-sample written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ckanner/syntax-rust-sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa8b283aa2028bce5d656fa51e287ce5f2f3b15253347ee1a873caa67ff5620f
[INFO] running `Command { std: "docker" "start" "-a" "fa8b283aa2028bce5d656fa51e287ce5f2f3b15253347ee1a873caa67ff5620f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa8b283aa2028bce5d656fa51e287ce5f2f3b15253347ee1a873caa67ff5620f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa8b283aa2028bce5d656fa51e287ce5f2f3b15253347ee1a873caa67ff5620f", kill_on_drop: false }`
[INFO] [stdout] fa8b283aa2028bce5d656fa51e287ce5f2f3b15253347ee1a873caa67ff5620f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1023325e0d8413935f9d553343c0e80098e2397e582ebef0223b77a39c54f38
[INFO] running `Command { std: "docker" "start" "-a" "f1023325e0d8413935f9d553343c0e80098e2397e582ebef0223b77a39c54f38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking syntax v0.1.0 (/opt/rustwide/workdir/syntax)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> syntax/src/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | / lazy_static! {
[INFO] [stdout] 106 | |     /**
[INFO] [stdout] 107 | |      * Lexical rules grouped by lexer state (by start condition).
[INFO] [stdout] 108 | |      */
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | | ];
[INFO] [stdout] 144 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (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]    --> syntax/src/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | / lazy_static! {
[INFO] [stdout] 106 | |     /**
[INFO] [stdout] 107 | |      * Lexical rules grouped by lexer state (by start condition).
[INFO] [stdout] 108 | |      */
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | | ];
[INFO] [stdout] 144 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (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]    --> syntax/src/lib.rs:105:1
[INFO] [stdout]     |
[INFO] [stdout] 105 | / lazy_static! {
[INFO] [stdout] 106 | |     /**
[INFO] [stdout] 107 | |      * Lexical rules grouped by lexer state (by start condition).
[INFO] [stdout] 108 | |      */
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | | ];
[INFO] [stdout] 144 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (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]    --> syntax/src/lib.rs:231:1
[INFO] [stdout]     |
[INFO] [stdout] 231 | / lazy_static! {
[INFO] [stdout] 232 | |     /** 
[INFO] [stdout] 233 | |      * Pre-parse the regex instead of parsing it every time when calling `get_next_token`.
[INFO] [stdout] 234 | |      */
[INFO] [stdout] 235 | |     static ref REGEX_RULES: Vec<Regex> = LEX_RULES.iter().map(|rule| Regex::new(rule).unwrap()).collect();
[INFO] [stdout] 236 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking calc-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `Command { std: "docker" "inspect" "f1023325e0d8413935f9d553343c0e80098e2397e582ebef0223b77a39c54f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1023325e0d8413935f9d553343c0e80098e2397e582ebef0223b77a39c54f38", kill_on_drop: false }`
[INFO] [stdout] f1023325e0d8413935f9d553343c0e80098e2397e582ebef0223b77a39c54f38