[INFO] cloning repository https://github.com/PandaTheSlayer/rust-lexer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PandaTheSlayer/rust-lexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPandaTheSlayer%2Frust-lexer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPandaTheSlayer%2Frust-lexer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 038e0a860ed2f863f39c7bd1729f2f980c4dc270 [INFO] checking PandaTheSlayer/rust-lexer against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPandaTheSlayer%2Frust-lexer" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/PandaTheSlayer/rust-lexer [INFO] finished tweaking git repo https://github.com/PandaTheSlayer/rust-lexer [INFO] tweaked toml for git repo https://github.com/PandaTheSlayer/rust-lexer written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/PandaTheSlayer/rust-lexer on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/PandaTheSlayer/rust-lexer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65bb545e3b02c7e23db3c362bf2aa28fd322ba557c8a47db0f6692d952b202f7 [INFO] running `Command { std: "docker" "start" "-a" "65bb545e3b02c7e23db3c362bf2aa28fd322ba557c8a47db0f6692d952b202f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65bb545e3b02c7e23db3c362bf2aa28fd322ba557c8a47db0f6692d952b202f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65bb545e3b02c7e23db3c362bf2aa28fd322ba557c8a47db0f6692d952b202f7", kill_on_drop: false }` [INFO] [stdout] 65bb545e3b02c7e23db3c362bf2aa28fd322ba557c8a47db0f6692d952b202f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4094c978c82f6a59f3b075bff3b9043b02032fc5909394ca688177795fa2d558 [INFO] running `Command { std: "docker" "start" "-a" "4094c978c82f6a59f3b075bff3b9043b02032fc5909394ca688177795fa2d558", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.54 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling backtrace v0.3.16 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking management-system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `name` and `employees` are never read [INFO] [stdout] --> src/department.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Department { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 4 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | employees: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Department` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:24:24 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Operand<'a>(&'a str); [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Operand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `operation`, `user`, and `department` are never read [INFO] [stdout] --> src/lexer.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct Expression<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 42 | operation: Operation, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 43 | user: Operand<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 44 | department: Operand<'a>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:47:25 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn tokenize(string: &str) -> Fallible { [INFO] [stdout] | ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn tokenize(string: &str) -> Fallible> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `employees` are never read [INFO] [stdout] --> src/department.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Department { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 4 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | employees: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Department` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lexer.rs:24:24 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Operand<'a>(&'a str); [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Operand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `operation`, `user`, and `department` are never read [INFO] [stdout] --> src/lexer.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct Expression<'a> { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 42 | operation: Operation, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 43 | user: Operand<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 44 | department: Operand<'a>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lexer.rs:47:25 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn tokenize(string: &str) -> Fallible { [INFO] [stdout] | ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn tokenize(string: &str) -> Fallible> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.47s [INFO] running `Command { std: "docker" "inspect" "4094c978c82f6a59f3b075bff3b9043b02032fc5909394ca688177795fa2d558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4094c978c82f6a59f3b075bff3b9043b02032fc5909394ca688177795fa2d558", kill_on_drop: false }` [INFO] [stdout] 4094c978c82f6a59f3b075bff3b9043b02032fc5909394ca688177795fa2d558