[INFO] cloning repository https://github.com/CharlieKarafotias/automata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CharlieKarafotias/automata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlieKarafotias%2Fautomata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlieKarafotias%2Fautomata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27b54da4f1b0cb83ef1a8d135820b941c36a9258
[INFO] building CharlieKarafotias/automata against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlieKarafotias%2Fautomata" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CharlieKarafotias/automata on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CharlieKarafotias/automata
[INFO] finished tweaking git repo https://github.com/CharlieKarafotias/automata
[INFO] tweaked toml for git repo https://github.com/CharlieKarafotias/automata written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/CharlieKarafotias/automata 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" "+334963c956d25708feab489a3816ae63f639355d" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25c8e4f6dcc8aa65dda06127bc34f22d92cb876c1c7237830e8cd29cb8f7afff
[INFO] running `Command { std: "docker" "start" "-a" "25c8e4f6dcc8aa65dda06127bc34f22d92cb876c1c7237830e8cd29cb8f7afff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25c8e4f6dcc8aa65dda06127bc34f22d92cb876c1c7237830e8cd29cb8f7afff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c8e4f6dcc8aa65dda06127bc34f22d92cb876c1c7237830e8cd29cb8f7afff", kill_on_drop: false }`
[INFO] [stdout] 25c8e4f6dcc8aa65dda06127bc34f22d92cb876c1c7237830e8cd29cb8f7afff
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2874319a6ef4cfc0ec5f9bf4579561007a1cd462c0b967035a832aa4963956af
[INFO] running `Command { std: "docker" "start" "-a" "2874319a6ef4cfc0ec5f9bf4579561007a1cd462c0b967035a832aa4963956af", kill_on_drop: false }`
[INFO] [stderr]    Compiling automata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/nfa.rs:39:59
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn e_closure<'b>(&'b self, state: &'b str) -> Vec<&str> {
[INFO] [stdout]    |                      -- lifetime `'b` declared here       ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Nfa`
[INFO] [stdout]   --> src/nfa.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     use super::Nfa;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `states` and `input_symbols` are never read
[INFO] [stdout]  --> src/nfa.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Nfa<'a> {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 3 |     states: Vec<&'a str>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     input_symbols: Vec<&'a str>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Nfa` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "2874319a6ef4cfc0ec5f9bf4579561007a1cd462c0b967035a832aa4963956af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2874319a6ef4cfc0ec5f9bf4579561007a1cd462c0b967035a832aa4963956af", kill_on_drop: false }`
[INFO] [stdout] 2874319a6ef4cfc0ec5f9bf4579561007a1cd462c0b967035a832aa4963956af
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45db599e2fd5cdfd202daf00b55627569882c08852040c0958fcb615034c75f2
[INFO] running `Command { std: "docker" "start" "-a" "45db599e2fd5cdfd202daf00b55627569882c08852040c0958fcb615034c75f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling automata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/nfa.rs:39:59
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn e_closure<'b>(&'b self, state: &'b str) -> Vec<&str> {
[INFO] [stdout]    |                      -- lifetime `'b` declared here       ^ this elided lifetime gets resolved as `'b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `states` and `input_symbols` are never read
[INFO] [stdout]  --> src/nfa.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Nfa<'a> {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 3 |     states: Vec<&'a str>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 4 |     input_symbols: Vec<&'a str>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Nfa` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "45db599e2fd5cdfd202daf00b55627569882c08852040c0958fcb615034c75f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45db599e2fd5cdfd202daf00b55627569882c08852040c0958fcb615034c75f2", kill_on_drop: false }`
[INFO] [stdout] 45db599e2fd5cdfd202daf00b55627569882c08852040c0958fcb615034c75f2
