[INFO] cloning repository https://github.com/krlvi/wc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krlvi/wc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlvi%2Fwc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlvi%2Fwc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b89da8176c9215a7ec0ca69d1f418ca06808e901
[INFO] testing krlvi/wc-rs against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlvi%2Fwc-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/krlvi/wc-rs
[INFO] finished tweaking git repo https://github.com/krlvi/wc-rs
[INFO] tweaked toml for git repo https://github.com/krlvi/wc-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krlvi/wc-rs on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krlvi/wc-rs 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spmc v0.2.2
[INFO] [stderr]   Downloaded hashbrown v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6a6324143a880713cc715cb9b948adcd6b04c5af540516ed6b1e610974bdaa5
[INFO] running `Command { std: "docker" "start" "-a" "b6a6324143a880713cc715cb9b948adcd6b04c5af540516ed6b1e610974bdaa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6a6324143a880713cc715cb9b948adcd6b04c5af540516ed6b1e610974bdaa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a6324143a880713cc715cb9b948adcd6b04c5af540516ed6b1e610974bdaa5", kill_on_drop: false }`
[INFO] [stdout] b6a6324143a880713cc715cb9b948adcd6b04c5af540516ed6b1e610974bdaa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d904701f4837fd1c91dae6ba6e6f5c1a105150cbb1f166d457c0fd3e13081191
[INFO] running `Command { std: "docker" "start" "-a" "d904701f4837fd1c91dae6ba6e6f5c1a105150cbb1f166d457c0fd3e13081191", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.3.0
[INFO] [stderr]    Compiling spmc v0.2.2
[INFO] [stderr]    Compiling wc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&String` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .map(|(x, y)| (x.clone().clone(), y.clone().clone()))
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&i32` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .map(|(x, y)| (x.clone().clone(), y.clone().clone()))
[INFO] [stdout]    |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "d904701f4837fd1c91dae6ba6e6f5c1a105150cbb1f166d457c0fd3e13081191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d904701f4837fd1c91dae6ba6e6f5c1a105150cbb1f166d457c0fd3e13081191", kill_on_drop: false }`
[INFO] [stdout] d904701f4837fd1c91dae6ba6e6f5c1a105150cbb1f166d457c0fd3e13081191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] e477086f968142293a9cd6d91bb5feec357ff7a06d3ea561a11f08ef8cacc09f
[INFO] running `Command { std: "docker" "start" "-a" "e477086f968142293a9cd6d91bb5feec357ff7a06d3ea561a11f08ef8cacc09f", kill_on_drop: false }`
[INFO] [stderr]    Compiling wc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&String` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .map(|(x, y)| (x.clone().clone(), y.clone().clone()))
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&i32` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 |         .map(|(x, y)| (x.clone().clone(), y.clone().clone()))
[INFO] [stdout]    |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "e477086f968142293a9cd6d91bb5feec357ff7a06d3ea561a11f08ef8cacc09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e477086f968142293a9cd6d91bb5feec357ff7a06d3ea561a11f08ef8cacc09f", kill_on_drop: false }`
[INFO] [stdout] e477086f968142293a9cd6d91bb5feec357ff7a06d3ea561a11f08ef8cacc09f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bbc309211332f559e6133d66273e7d219c1c94030b2ea7ef22518f0f5f259b77
[INFO] running `Command { std: "docker" "start" "-a" "bbc309211332f559e6133d66273e7d219c1c94030b2ea7ef22518f0f5f259b77", kill_on_drop: false }`
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&String` instead of cloning the inner type
[INFO] [stderr]   --> src/main.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |         .map(|(x, y)| (x.clone().clone(), y.clone().clone()))
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&i32` instead of cloning the inner type
[INFO] [stderr]   --> src/main.rs:77:44
[INFO] [stderr]    |
[INFO] [stderr] 77 |         .map(|(x, y)| (x.clone().clone(), y.clone().clone()))
[INFO] [stderr]    |                                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `wc-rs` (bin "wc-rs" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/wc_rs-c6366d57c16b39eb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bbc309211332f559e6133d66273e7d219c1c94030b2ea7ef22518f0f5f259b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc309211332f559e6133d66273e7d219c1c94030b2ea7ef22518f0f5f259b77", kill_on_drop: false }`
[INFO] [stdout] bbc309211332f559e6133d66273e7d219c1c94030b2ea7ef22518f0f5f259b77