[INFO] cloning repository https://github.com/gcapizzi/sucks_rocks_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gcapizzi/sucks_rocks_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcapizzi%2Fsucks_rocks_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcapizzi%2Fsucks_rocks_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6af8f679c36c22ef3820cda0fd2e8866da68e823
[INFO] checking gcapizzi/sucks_rocks_rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcapizzi%2Fsucks_rocks_rs" "/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/gcapizzi/sucks_rocks_rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gcapizzi/sucks_rocks_rs
[INFO] finished tweaking git repo https://github.com/gcapizzi/sucks_rocks_rs
[INFO] tweaked toml for git repo https://github.com/gcapizzi/sucks_rocks_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/gcapizzi/sucks_rocks_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74cda28a1f3ba846af7b11c9ad86db8646c6c7386c7337bcffb9cde77a0df9ab
[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" "74cda28a1f3ba846af7b11c9ad86db8646c6c7386c7337bcffb9cde77a0df9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74cda28a1f3ba846af7b11c9ad86db8646c6c7386c7337bcffb9cde77a0df9ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cda28a1f3ba846af7b11c9ad86db8646c6c7386c7337bcffb9cde77a0df9ab", kill_on_drop: false }`
[INFO] [stdout] 74cda28a1f3ba846af7b11c9ad86db8646c6c7386c7337bcffb9cde77a0df9ab
[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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94892f3e382d429e44e60dfe4de6a1143c0f206dc99c0b60372e2b54b45c52cf
[INFO] running `Command { std: "docker" "start" "-a" "94892f3e382d429e44e60dfe4de6a1143c0f206dc99c0b60372e2b54b45c52cf", kill_on_drop: false }`
[INFO] [stderr]     Checking sucks_rocks_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/app.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn calculate(&self, &str) -> f64;
[INFO] [stdout]   |                         ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/app.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn show_score(&self, f64);
[INFO] [stdout]   |                          ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/app.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn calculate(&self, &str) -> f64;
[INFO] [stdout]   |                         ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]  --> src/app.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn show_score(&self, f64);
[INFO] [stdout]   |                          ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "94892f3e382d429e44e60dfe4de6a1143c0f206dc99c0b60372e2b54b45c52cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94892f3e382d429e44e60dfe4de6a1143c0f206dc99c0b60372e2b54b45c52cf", kill_on_drop: false }`
[INFO] [stdout] 94892f3e382d429e44e60dfe4de6a1143c0f206dc99c0b60372e2b54b45c52cf