[INFO] cloning repository https://github.com/Tortoaster/SPL
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tortoaster/SPL" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTortoaster%2FSPL", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTortoaster%2FSPL'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdd25caad185d20c8a521260cd835a9c7a11dc16
[INFO] checking Tortoaster/SPL/bdd25caad185d20c8a521260cd835a9c7a11dc16 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTortoaster%2FSPL" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tortoaster/SPL on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tortoaster/SPL
[INFO] finished tweaking git repo https://github.com/Tortoaster/SPL
[INFO] tweaked toml for git repo https://github.com/Tortoaster/SPL written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Tortoaster/SPL 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8fe986fbd564842e45027e0c235ca0e8b37fc52032ac1932cad723b8a430b86
[INFO] running `Command { std: "docker" "start" "-a" "d8fe986fbd564842e45027e0c235ca0e8b37fc52032ac1932cad723b8a430b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8fe986fbd564842e45027e0c235ca0e8b37fc52032ac1932cad723b8a430b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8fe986fbd564842e45027e0c235ca0e8b37fc52032ac1932cad723b8a430b86", kill_on_drop: false }`
[INFO] [stdout] d8fe986fbd564842e45027e0c235ca0e8b37fc52032ac1932cad723b8a430b86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f12a2d3117f47f45ffbc5af7625443cbd9e5ad3c82ca94467cc4c5386d7cba70
[INFO] running `Command { std: "docker" "start" "-a" "f12a2d3117f47f45ffbc5af7625443cbd9e5ad3c82ca94467cc4c5386d7cba70", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking spl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> tests/parser_tests.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     for dir in fs::read_dir(RES_DIR) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 10 |     while let Ok(dir) = fs::read_dir(RES_DIR) {
[INFO] [stdout]    |     ~~~~~~~~~~~~~   ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 10 |     if let Ok(dir) = fs::read_dir(RES_DIR) {
[INFO] [stdout]    |     ~~~~~~~~~~   ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> tests/parser_tests.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     for dir in fs::read_dir(RES_DIR) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 23 |     while let Ok(dir) = fs::read_dir(RES_DIR) {
[INFO] [stdout]    |     ~~~~~~~~~~~~~   ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 23 |     if let Ok(dir) = fs::read_dir(RES_DIR) {
[INFO] [stdout]    |     ~~~~~~~~~~   ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> tests/typer_tests.rs:269:16
[INFO] [stdout]     |
[INFO] [stdout] 269 |     for dir in fs::read_dir("tests/res/") {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 269 |     while let Ok(dir) = fs::read_dir("tests/res/") {
[INFO] [stdout]     |     ~~~~~~~~~~~~~   ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 269 |     if let Ok(dir) = fs::read_dir("tests/res/") {
[INFO] [stdout]     |     ~~~~~~~~~~   ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `call_graph::*`
[INFO] [stdout]  --> src/typer/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use call_graph::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Call`
[INFO] [stdout]  --> src/generator/ssm.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub use super::Call;
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Color`
[INFO] [stdout]  --> src/generator/ssm.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub use super::Color;
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Color::*`
[INFO] [stdout]  --> src/generator/ssm.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub use super::Color::*;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Register`
[INFO] [stdout]   --> src/generator/ssm.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub use super::Register;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `call_graph::*`
[INFO] [stdout]  --> src/typer/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use call_graph::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Call`
[INFO] [stdout]  --> src/generator/ssm.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub use super::Call;
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Color`
[INFO] [stdout]  --> src/generator/ssm.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub use super::Color;
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Color::*`
[INFO] [stdout]  --> src/generator/ssm.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub use super::Color::*;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Register`
[INFO] [stdout]   --> src/generator/ssm.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub use super::Register;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "f12a2d3117f47f45ffbc5af7625443cbd9e5ad3c82ca94467cc4c5386d7cba70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12a2d3117f47f45ffbc5af7625443cbd9e5ad3c82ca94467cc4c5386d7cba70", kill_on_drop: false }`
[INFO] [stdout] f12a2d3117f47f45ffbc5af7625443cbd9e5ad3c82ca94467cc4c5386d7cba70