[INFO] fetching crate br-system 0.0.11...
[INFO] testing br-system-0.0.11 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate br-system 0.0.11 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate br-system 0.0.11
[INFO] finished tweaking crates.io crate br-system 0.0.11
[INFO] tweaked toml for crates.io crate br-system 0.0.11 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate br-system 0.0.11 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 br-system 0.0.11 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]  Downloading crates ...
[INFO] [stderr]   Downloaded anstyle v1.0.9
[INFO] [stderr]   Downloaded anstream v0.6.17
[INFO] [stderr]   Downloaded sysinfo v0.32.0
[INFO] [stderr]   Downloaded syn v2.0.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f6880a7a9991813044693b501e80426b9714be631e5f9c08276df8a187de64fb
[INFO] running `Command { std: "docker" "start" "-a" "f6880a7a9991813044693b501e80426b9714be631e5f9c08276df8a187de64fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6880a7a9991813044693b501e80426b9714be631e5f9c08276df8a187de64fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6880a7a9991813044693b501e80426b9714be631e5f9c08276df8a187de64fb", kill_on_drop: false }`
[INFO] [stdout] f6880a7a9991813044693b501e80426b9714be631e5f9c08276df8a187de64fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 704c4f8f5171de20b1824b8bc5b06a5119fc8e397111d1cbd59258db572c060b
[INFO] running `Command { std: "docker" "start" "-a" "704c4f8f5171de20b1824b8bc5b06a5119fc8e397111d1cbd59258db572c060b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling sysinfo v0.32.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling br-system v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut that = Self {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.57s
[INFO] running `Command { std: "docker" "inspect" "704c4f8f5171de20b1824b8bc5b06a5119fc8e397111d1cbd59258db572c060b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704c4f8f5171de20b1824b8bc5b06a5119fc8e397111d1cbd59258db572c060b", kill_on_drop: false }`
[INFO] [stdout] 704c4f8f5171de20b1824b8bc5b06a5119fc8e397111d1cbd59258db572c060b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bc3eca415d1e35ef3d6aa9fc3300d46ec0b02c6ae5a88536b588b3bf39929a93
[INFO] running `Command { std: "docker" "start" "-a" "bc3eca415d1e35ef3d6aa9fc3300d46ec0b02c6ae5a88536b588b3bf39929a93", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling anstyle v1.0.9
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut that = Self {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling anstream v0.6.17
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]    Compiling br-system v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut that = Self {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "bc3eca415d1e35ef3d6aa9fc3300d46ec0b02c6ae5a88536b588b3bf39929a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3eca415d1e35ef3d6aa9fc3300d46ec0b02c6ae5a88536b588b3bf39929a93", kill_on_drop: false }`
[INFO] [stdout] bc3eca415d1e35ef3d6aa9fc3300d46ec0b02c6ae5a88536b588b3bf39929a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4754d3cc6874bc0c451e51faf702b6d84df90f8f8cc8b3784e3dc0f621f9355d
[INFO] running `Command { std: "docker" "start" "-a" "4754d3cc6874bc0c451e51faf702b6d84df90f8f8cc8b3784e3dc0f621f9355d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::process::Command;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut that = Self {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `br-system` (lib) generated 2 warnings (run `cargo fix --lib -p br-system` to apply 2 suggestions)
[INFO] [stderr] warning: `br-system` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/br_system-a469860eb5952857)
[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" "4754d3cc6874bc0c451e51faf702b6d84df90f8f8cc8b3784e3dc0f621f9355d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4754d3cc6874bc0c451e51faf702b6d84df90f8f8cc8b3784e3dc0f621f9355d", kill_on_drop: false }`
[INFO] [stdout] 4754d3cc6874bc0c451e51faf702b6d84df90f8f8cc8b3784e3dc0f621f9355d