[INFO] fetching crate lxc_rust 0.1.2...
[INFO] testing lxc_rust-0.1.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate lxc_rust 0.1.2 into /workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lxc_rust 0.1.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71fb97fcee631ba7c4b6ecda2374cba35bd3d85591f47204d066b4f406795a2c
[INFO] running `Command { std: "docker" "start" "-a" "71fb97fcee631ba7c4b6ecda2374cba35bd3d85591f47204d066b4f406795a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71fb97fcee631ba7c4b6ecda2374cba35bd3d85591f47204d066b4f406795a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fb97fcee631ba7c4b6ecda2374cba35bd3d85591f47204d066b4f406795a2c", kill_on_drop: false }`
[INFO] [stdout] 71fb97fcee631ba7c4b6ecda2374cba35bd3d85591f47204d066b4f406795a2c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1be95bb0e2fbd2187bb6122adfb10a286191768a6ff529e035b1eeb0e6a1e983
[INFO] running `Command { std: "docker" "start" "-a" "1be95bb0e2fbd2187bb6122adfb10a286191768a6ff529e035b1eeb0e6a1e983", 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 1.35s
[INFO] running `Command { std: "docker" "inspect" "1be95bb0e2fbd2187bb6122adfb10a286191768a6ff529e035b1eeb0e6a1e983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be95bb0e2fbd2187bb6122adfb10a286191768a6ff529e035b1eeb0e6a1e983", kill_on_drop: false }`
[INFO] [stdout] 1be95bb0e2fbd2187bb6122adfb10a286191768a6ff529e035b1eeb0e6a1e983
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac09f660be5027153210689d1cf05dd3412b115bda8d23c3300df79db741042e
[INFO] running `Command { std: "docker" "start" "-a" "ac09f660be5027153210689d1cf05dd3412b115bda8d23c3300df79db741042e", kill_on_drop: false }`
[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]    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 `test` profile [optimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "ac09f660be5027153210689d1cf05dd3412b115bda8d23c3300df79db741042e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac09f660be5027153210689d1cf05dd3412b115bda8d23c3300df79db741042e", kill_on_drop: false }`
[INFO] [stdout] ac09f660be5027153210689d1cf05dd3412b115bda8d23c3300df79db741042e
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8da352c9d3db4241823a14476fe2930b57186768f8025e4e34d1babbbda04fe
[INFO] running `Command { std: "docker" "start" "-a" "c8da352c9d3db4241823a14476fe2930b57186768f8025e4e34d1babbbda04fe", 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
[INFO] [stderr] warning: `lxc_rust` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lxc.rs (/opt/rustwide/target/debug/deps/lxc_rust-9d1f908dae5625d5)
[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-4ba991f7dfe0ffd4)
[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" "c8da352c9d3db4241823a14476fe2930b57186768f8025e4e34d1babbbda04fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8da352c9d3db4241823a14476fe2930b57186768f8025e4e34d1babbbda04fe", kill_on_drop: false }`
[INFO] [stdout] c8da352c9d3db4241823a14476fe2930b57186768f8025e4e34d1babbbda04fe