[INFO] cloning repository https://github.com/cvlvxi/refactortests
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cvlvxi/refactortests" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcvlvxi%2Frefactortests", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcvlvxi%2Frefactortests'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dea9d4db08d16dcd673d5c1132b64de9a73f5795
[INFO] checking cvlvxi/refactortests against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcvlvxi%2Frefactortests" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cvlvxi/refactortests on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cvlvxi/refactortests
[INFO] finished tweaking git repo https://github.com/cvlvxi/refactortests
[INFO] tweaked toml for git repo https://github.com/cvlvxi/refactortests written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cvlvxi/refactortests already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcbb9165d68d96f46b62a642e5e469b1fd0d887b24e1e9cbe16bcf7a6d884ccf
[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" "fcbb9165d68d96f46b62a642e5e469b1fd0d887b24e1e9cbe16bcf7a6d884ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcbb9165d68d96f46b62a642e5e469b1fd0d887b24e1e9cbe16bcf7a6d884ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcbb9165d68d96f46b62a642e5e469b1fd0d887b24e1e9cbe16bcf7a6d884ccf", kill_on_drop: false }`
[INFO] [stdout] fcbb9165d68d96f46b62a642e5e469b1fd0d887b24e1e9cbe16bcf7a6d884ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3859f8e674370c84b3f255eca4f6a9e21f5b7cdbe17c4d4228a7d6434c88c415
[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" "3859f8e674370c84b3f255eca4f6a9e21f5b7cdbe17c4d4228a7d6434c88c415", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking refactortests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `special_method_call` should have an upper case name
[INFO] [stdout]  --> src/utils.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const special_method_call: &str  = "InitAndEnableFeature";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SPECIAL_METHOD_CALL`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `special_type` should have an upper case name
[INFO] [stdout]  --> src/utils.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const special_type: &str = "base::test::ScopedFeatureList";
[INFO] [stdout]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `SPECIAL_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `special_method_call` should have an upper case name
[INFO] [stdout]  --> src/utils.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const special_method_call: &str  = "InitAndEnableFeature";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SPECIAL_METHOD_CALL`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `special_type` should have an upper case name
[INFO] [stdout]  --> src/utils.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const special_type: &str = "base::test::ScopedFeatureList";
[INFO] [stdout]   |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `SPECIAL_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]  --> tests/test_parse_class.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let d: Vec<&String> = c.iter().filter(|&x| find_relevant_classes(x)).collect();
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
[INFO] running `Command { std: "docker" "inspect" "3859f8e674370c84b3f255eca4f6a9e21f5b7cdbe17c4d4228a7d6434c88c415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3859f8e674370c84b3f255eca4f6a9e21f5b7cdbe17c4d4228a7d6434c88c415", kill_on_drop: false }`
[INFO] [stdout] 3859f8e674370c84b3f255eca4f6a9e21f5b7cdbe17c4d4228a7d6434c88c415