[INFO] cloning repository https://github.com/JamesOwenHall/rust_arithmetic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JamesOwenHall/rust_arithmetic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesOwenHall%2Frust_arithmetic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesOwenHall%2Frust_arithmetic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a0e98a48c2a3c5e748262292ae835df18a9a1e9
[INFO] checking JamesOwenHall/rust_arithmetic against 98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3 for pr-160235-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesOwenHall%2Frust_arithmetic" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JamesOwenHall/rust_arithmetic
[INFO] finished tweaking git repo https://github.com/JamesOwenHall/rust_arithmetic
[INFO] tweaked toml for git repo https://github.com/JamesOwenHall/rust_arithmetic written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JamesOwenHall/rust_arithmetic on toolchain 98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JamesOwenHall/rust_arithmetic 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" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: binary `rust_arithmetic` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-7-tc1/source/target/.../rust_arithmetic
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-arithmetic`, convert `package.name`
[INFO] [stderr]  --> Cargo.toml:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 - name = "rust_arithmetic"
[INFO] [stderr] 3 + name = "rust-arithmetic"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `rust-arithmetic`, specify `bin.name`
[INFO] [stderr]  --> Cargo.toml:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 ~ version = "0.1.0"
[INFO] [stderr] 5 + [[bin]]
[INFO] [stderr] 6 + name = "rust-arithmetic"
[INFO] [stderr] 7 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `rust_arithmetic` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a
[INFO] running `Command { std: "docker" "start" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a" "/opt/rustwide/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a" "/opt/rustwide/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: binary `rust_arithmetic` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../rust_arithmetic
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-arithmetic`, convert `package.name`
[INFO] [stderr]  --> Cargo.toml:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 - name = "rust_arithmetic"
[INFO] [stderr] 3 + name = "rust-arithmetic"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `rust-arithmetic`, specify `bin.name`
[INFO] [stderr]  --> Cargo.toml:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 ~ version = "0.1.0"
[INFO] [stderr] 5 + [[bin]]
[INFO] [stderr] 6 + name = "rust-arithmetic"
[INFO] [stderr] 7 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `rust_arithmetic` (manifest) generated 2 warnings
[INFO] [stderr]     Checking rust_arithmetic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     let child = try!(self.parse_node());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/parse.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     let child = try!(self.parse_node());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lex.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Unknown(char),
[INFO] [stdout]   |     ------- ^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Unknown(char),
[INFO] [stdout] 6 +     Unknown(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lex.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Unknown(char),
[INFO] [stdout]   |     ------- ^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Unknown(char),
[INFO] [stdout] 6 +     Unknown(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(input: &str) -> Tokenizer {
[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] 18 |     pub fn new(input: &str) -> Tokenizer<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(input: &str) -> Tokenizer {
[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] 18 |     pub fn new(input: &str) -> Tokenizer<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a", kill_on_drop: false }`
[INFO] [stdout] cb1ea41360afc83cf1e0db55e1a1f35a50453816bf1fc29c92cb4ece0bcc158a
