[INFO] fetching crate rrs 0.0.7...
[INFO] building rrs-0.0.7 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rrs 0.0.7 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rrs 0.0.7
[INFO] finished tweaking crates.io crate rrs 0.0.7
[INFO] tweaked toml for crates.io crate rrs 0.0.7 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rrs 0.0.7 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rrs 0.0.7 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded temp-file v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7d0c9ab170363c71ca33a51bc5a92089bb287e36b73c9decabf3291fcaab137
[INFO] running `Command { std: "docker" "start" "-a" "e7d0c9ab170363c71ca33a51bc5a92089bb287e36b73c9decabf3291fcaab137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7d0c9ab170363c71ca33a51bc5a92089bb287e36b73c9decabf3291fcaab137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d0c9ab170363c71ca33a51bc5a92089bb287e36b73c9decabf3291fcaab137", kill_on_drop: false }`
[INFO] [stdout] e7d0c9ab170363c71ca33a51bc5a92089bb287e36b73c9decabf3291fcaab137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15bb254c9e669b8d95418df298b1907bc2e26df86f2554012c403b5276b5dfdb
[INFO] running `Command { std: "docker" "start" "-a" "15bb254c9e669b8d95418df298b1907bc2e26df86f2554012c403b5276b5dfdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling temp-file v0.1.6
[INFO] [stderr]    Compiling rrs v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]  --> src/registrymanager.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn register_string(key: &str,content: &str) {
[INFO] [stdout]   |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/registrymanager.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn register_int(key: &str,value: &[u8]) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Registry` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Registry;
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `registry`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "15bb254c9e669b8d95418df298b1907bc2e26df86f2554012c403b5276b5dfdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15bb254c9e669b8d95418df298b1907bc2e26df86f2554012c403b5276b5dfdb", kill_on_drop: false }`
[INFO] [stdout] 15bb254c9e669b8d95418df298b1907bc2e26df86f2554012c403b5276b5dfdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 080d5a9e3c3d96dae6f393e4724ea9a8899515deeffbe6eef3e3432f143f9cee
[INFO] running `Command { std: "docker" "start" "-a" "080d5a9e3c3d96dae6f393e4724ea9a8899515deeffbe6eef3e3432f143f9cee", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]  --> src/registrymanager.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn register_string(key: &str,content: &str) {
[INFO] [stdout]   |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rrs v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/registrymanager.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn register_int(key: &str,value: &[u8]) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Registry` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Registry;
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `registry`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]  --> src/registrymanager.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn register_string(key: &str,content: &str) {
[INFO] [stdout]   |                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/registrymanager.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn register_int(key: &str,value: &[u8]) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Registry` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Registry;
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `registry`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "080d5a9e3c3d96dae6f393e4724ea9a8899515deeffbe6eef3e3432f143f9cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080d5a9e3c3d96dae6f393e4724ea9a8899515deeffbe6eef3e3432f143f9cee", kill_on_drop: false }`
[INFO] [stdout] 080d5a9e3c3d96dae6f393e4724ea9a8899515deeffbe6eef3e3432f143f9cee