[INFO] fetching crate plushuang-metrics 0.2.0...
[INFO] testing plushuang-metrics-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate plushuang-metrics 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate plushuang-metrics 0.2.0
[INFO] finished tweaking crates.io crate plushuang-metrics 0.2.0
[INFO] tweaked toml for crates.io crate plushuang-metrics 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate plushuang-metrics 0.2.0 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 crates.io crate plushuang-metrics 0.2.0 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 663cf8f5702cb1179d10a0860f9ff466ef34c7354c2c8ddc037d782cbe84dab9
[INFO] running `Command { std: "docker" "start" "-a" "663cf8f5702cb1179d10a0860f9ff466ef34c7354c2c8ddc037d782cbe84dab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "663cf8f5702cb1179d10a0860f9ff466ef34c7354c2c8ddc037d782cbe84dab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663cf8f5702cb1179d10a0860f9ff466ef34c7354c2c8ddc037d782cbe84dab9", kill_on_drop: false }`
[INFO] [stdout] 663cf8f5702cb1179d10a0860f9ff466ef34c7354c2c8ddc037d782cbe84dab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] be53bfe63f5fdd61cef20ef089ad077be441844b22963d9b83d6f910086dea02
[INFO] running `Command { std: "docker" "start" "-a" "be53bfe63f5fdd61cef20ef089ad077be441844b22963d9b83d6f910086dea02", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling sysinfo v0.32.1
[INFO] [stderr]    Compiling plushuang-metrics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]    --> src/lib.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn total_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]    --> src/lib.rs:123:24
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn available_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "be53bfe63f5fdd61cef20ef089ad077be441844b22963d9b83d6f910086dea02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be53bfe63f5fdd61cef20ef089ad077be441844b22963d9b83d6f910086dea02", kill_on_drop: false }`
[INFO] [stdout] be53bfe63f5fdd61cef20ef089ad077be441844b22963d9b83d6f910086dea02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 32e954beceb5df1c86b79388de6a43019ebd6a16c1178fa05ef1418ffeee35b5
[INFO] running `Command { std: "docker" "start" "-a" "32e954beceb5df1c86b79388de6a43019ebd6a16c1178fa05ef1418ffeee35b5", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]    --> src/lib.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn total_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plushuang-metrics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]    --> src/lib.rs:123:24
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn available_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]    --> src/lib.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 | pub fn total_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]    --> src/lib.rs:123:24
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn available_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "32e954beceb5df1c86b79388de6a43019ebd6a16c1178fa05ef1418ffeee35b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e954beceb5df1c86b79388de6a43019ebd6a16c1178fa05ef1418ffeee35b5", kill_on_drop: false }`
[INFO] [stdout] 32e954beceb5df1c86b79388de6a43019ebd6a16c1178fa05ef1418ffeee35b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1f3b2dbed5746fb9053a59d3dd8fb6dc8961329da552984129104b67727a460d
[INFO] running `Command { std: "docker" "start" "-a" "1f3b2dbed5746fb9053a59d3dd8fb6dc8961329da552984129104b67727a460d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `sys`
[INFO] [stderr]    --> src/lib.rs:101:20
[INFO] [stderr]     |
[INFO] [stderr] 101 | pub fn total_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sys`
[INFO] [stderr]    --> src/lib.rs:123:24
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 123 | pub fn available_space(sys: &mut System) -> Result<u64, String> {
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `plushuang-metrics` (lib) generated 2 warnings
[INFO] [stdout] 
[INFO] [stderr] warning: `plushuang-metrics` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/plushuang_metrics-c65787787234acc0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/plushuang_metrics-ade494c73b552b57)
[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" "1f3b2dbed5746fb9053a59d3dd8fb6dc8961329da552984129104b67727a460d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f3b2dbed5746fb9053a59d3dd8fb6dc8961329da552984129104b67727a460d", kill_on_drop: false }`
[INFO] [stdout] 1f3b2dbed5746fb9053a59d3dd8fb6dc8961329da552984129104b67727a460d