[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] testing ckanner/syntax-rust-sample against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckanner%2Fsyntax-rust-sample" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ckanner/syntax-rust-sample on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-10/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df8ab250a8d9355b07cafbc25a9d803f58f03eb457419f3a605beb9c901ce007
[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" "df8ab250a8d9355b07cafbc25a9d803f58f03eb457419f3a605beb9c901ce007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df8ab250a8d9355b07cafbc25a9d803f58f03eb457419f3a605beb9c901ce007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8ab250a8d9355b07cafbc25a9d803f58f03eb457419f3a605beb9c901ce007", kill_on_drop: false }`
[INFO] [stdout] df8ab250a8d9355b07cafbc25a9d803f58f03eb457419f3a605beb9c901ce007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", 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] 33cb1c9995289ab215833862e0fdaeb21b37bc1093d699f6754c145ad5fef1fb
[INFO] running `Command { std: "docker" "start" "-a" "33cb1c9995289ab215833862e0fdaeb21b37bc1093d699f6754c145ad5fef1fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling 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]    Compiling calc-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.10s
[INFO] running `Command { std: "docker" "inspect" "33cb1c9995289ab215833862e0fdaeb21b37bc1093d699f6754c145ad5fef1fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33cb1c9995289ab215833862e0fdaeb21b37bc1093d699f6754c145ad5fef1fb", kill_on_drop: false }`
[INFO] [stdout] 33cb1c9995289ab215833862e0fdaeb21b37bc1093d699f6754c145ad5fef1fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be57e095337e0e4f1306df28f295378124eceb69e64953cb6412b41d5e175dc2
[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" "be57e095337e0e4f1306df28f295378124eceb69e64953cb6412b41d5e175dc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc-parser v0.1.0 (/opt/rustwide/workdir)
[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]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "be57e095337e0e4f1306df28f295378124eceb69e64953cb6412b41d5e175dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be57e095337e0e4f1306df28f295378124eceb69e64953cb6412b41d5e175dc2", kill_on_drop: false }`
[INFO] [stdout] be57e095337e0e4f1306df28f295378124eceb69e64953cb6412b41d5e175dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96bc0bb267cf0d7155688e66ca883cab41f21d59463f3e3f08c89bb87607cba3
[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" "96bc0bb267cf0d7155688e66ca883cab41f21d59463f3e3f08c89bb87607cba3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> syntax/src/lib.rs:105:1
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 105 | / lazy_static! {
[INFO] [stdout] 
[INFO] [stderr] 106 | |     /**
[INFO] [stderr] 107 | |      * Lexical rules grouped by lexer state (by start condition).
[INFO] [stderr] 108 | |      */
[INFO] [stderr] ...   |
[INFO] [stderr] 143 | | ];
[INFO] [stderr] 144 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` (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]    --> syntax/src/lib.rs:105:1
[INFO] [stderr]     |
[INFO] [stderr] 105 | / lazy_static! {
[INFO] [stderr] 106 | |     /**
[INFO] [stderr] 107 | |      * Lexical rules grouped by lexer state (by start condition).
[INFO] [stderr] 108 | |      */
[INFO] [stderr] ...   |
[INFO] [stderr] 143 | | ];
[INFO] [stderr] 144 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` (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]    --> syntax/src/lib.rs:105:1
[INFO] [stderr]     |
[INFO] [stderr] 105 | / lazy_static! {
[INFO] [stderr] 106 | |     /**
[INFO] [stderr] 107 | |      * Lexical rules grouped by lexer state (by start condition).
[INFO] [stderr] 108 | |      */
[INFO] [stderr] ...   |
[INFO] [stderr] 143 | | ];
[INFO] [stderr] 144 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` (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]    --> syntax/src/lib.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | / lazy_static! {
[INFO] [stderr] 232 | |     /** 
[INFO] [stderr] 233 | |      * Pre-parse the regex instead of parsing it every time when calling `get_next_token`.
[INFO] [stderr] 234 | |      */
[INFO] [stderr] 235 | |     static ref REGEX_RULES: Vec<Regex> = LEX_RULES.iter().map(|rule| Regex::new(rule).unwrap()).collect();
[INFO] [stderr] 236 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calc_parser-6582af42cedf811a)
[INFO] running `Command { std: "docker" "inspect" "96bc0bb267cf0d7155688e66ca883cab41f21d59463f3e3f08c89bb87607cba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96bc0bb267cf0d7155688e66ca883cab41f21d59463f3e3f08c89bb87607cba3", kill_on_drop: false }`
[INFO] [stdout] 96bc0bb267cf0d7155688e66ca883cab41f21d59463f3e3f08c89bb87607cba3