[INFO] fetching crate lxc_rust 0.1.2...
[INFO] testing lxc_rust-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate lxc_rust 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lxc_rust 0.1.2
[INFO] finished tweaking crates.io crate lxc_rust 0.1.2
[INFO] tweaked toml for crates.io crate lxc_rust 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lxc_rust 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lxc_rust 0.1.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f7276398047837bc172f9d01fffacde60885f9e815252dccef7e70de1dd992b
[INFO] running `Command { std: "docker" "start" "-a" "6f7276398047837bc172f9d01fffacde60885f9e815252dccef7e70de1dd992b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f7276398047837bc172f9d01fffacde60885f9e815252dccef7e70de1dd992b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7276398047837bc172f9d01fffacde60885f9e815252dccef7e70de1dd992b", kill_on_drop: false }`
[INFO] [stdout] 6f7276398047837bc172f9d01fffacde60885f9e815252dccef7e70de1dd992b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27417617a5a706d763a250103f91456af8d3025c8b9eb49297279ab6188c2076
[INFO] running `Command { std: "docker" "start" "-a" "27417617a5a706d763a250103f91456af8d3025c8b9eb49297279ab6188c2076", kill_on_drop: false }`
[INFO] [stderr]    Compiling lxc_rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/lxc.rs:247:56
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn create_storage(storage: String, fs: String, args: Vec<String>) {
[INFO] [stdout]     |                                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "27417617a5a706d763a250103f91456af8d3025c8b9eb49297279ab6188c2076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27417617a5a706d763a250103f91456af8d3025c8b9eb49297279ab6188c2076", kill_on_drop: false }`
[INFO] [stdout] 27417617a5a706d763a250103f91456af8d3025c8b9eb49297279ab6188c2076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d04281595fd8a226bb58107608cf8361375e47b12640c309e05cb83229662588
[INFO] running `Command { std: "docker" "start" "-a" "d04281595fd8a226bb58107608cf8361375e47b12640c309e05cb83229662588", kill_on_drop: false }`
[INFO] [stderr]    Compiling lxc_rust v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/lxc.rs:247:56
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn create_storage(storage: String, fs: String, args: Vec<String>) {
[INFO] [stdout]     |                                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/lxc.rs:247:56
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn create_storage(storage: String, fs: String, args: Vec<String>) {
[INFO] [stdout]     |                                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "d04281595fd8a226bb58107608cf8361375e47b12640c309e05cb83229662588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04281595fd8a226bb58107608cf8361375e47b12640c309e05cb83229662588", kill_on_drop: false }`
[INFO] [stdout] d04281595fd8a226bb58107608cf8361375e47b12640c309e05cb83229662588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8eaa4daa0ed10688c3899bf4f4dc5d66cbb242ddcd97c45d16ef63f2af6078ec
[INFO] running `Command { std: "docker" "start" "-a" "8eaa4daa0ed10688c3899bf4f4dc5d66cbb242ddcd97c45d16ef63f2af6078ec", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]    --> src/lxc.rs:247:56
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn create_storage(storage: String, fs: String, args: Vec<String>) {
[INFO] [stderr]     |                                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lxc_rust` (lib) generated 1 warning (run `cargo fix --lib -p lxc_rust` to apply 1 suggestion)
[INFO] [stderr] warning: `lxc_rust` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lxc.rs (/opt/rustwide/target/debug/deps/lxc_rust-e91f123d458f9dd1)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lxc_rust-59ebe9e25002d53b)
[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] [stderr]    Doc-tests lxc_rust
[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" "8eaa4daa0ed10688c3899bf4f4dc5d66cbb242ddcd97c45d16ef63f2af6078ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eaa4daa0ed10688c3899bf4f4dc5d66cbb242ddcd97c45d16ef63f2af6078ec", kill_on_drop: false }`
[INFO] [stdout] 8eaa4daa0ed10688c3899bf4f4dc5d66cbb242ddcd97c45d16ef63f2af6078ec