[INFO] fetching crate southbound-cli 0.0.1...
[INFO] testing southbound-cli-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate southbound-cli 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate southbound-cli 0.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate southbound-cli 0.0.1
[INFO] finished tweaking crates.io crate southbound-cli 0.0.1
[INFO] tweaked toml for crates.io crate southbound-cli 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate southbound-cli 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9d141aca8028810a1342ca80b293e965f3ec39cf4900ea436228edb6b0d9a14
[INFO] running `Command { std: "docker" "start" "-a" "f9d141aca8028810a1342ca80b293e965f3ec39cf4900ea436228edb6b0d9a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d141aca8028810a1342ca80b293e965f3ec39cf4900ea436228edb6b0d9a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d141aca8028810a1342ca80b293e965f3ec39cf4900ea436228edb6b0d9a14", kill_on_drop: false }`
[INFO] [stdout] f9d141aca8028810a1342ca80b293e965f3ec39cf4900ea436228edb6b0d9a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e77f4dfefd82b2a9804c174f4beac4b3d6145ea367e71afac9939a0271d88f8b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e77f4dfefd82b2a9804c174f4beac4b3d6145ea367e71afac9939a0271d88f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling southbound-cli v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]  --> build.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env`, `fs`
[INFO] [stdout]  --> build.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.56s
[INFO] running `Command { std: "docker" "inspect" "e77f4dfefd82b2a9804c174f4beac4b3d6145ea367e71afac9939a0271d88f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77f4dfefd82b2a9804c174f4beac4b3d6145ea367e71afac9939a0271d88f8b", kill_on_drop: false }`
[INFO] [stdout] e77f4dfefd82b2a9804c174f4beac4b3d6145ea367e71afac9939a0271d88f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 956f8a549e5d83445b4e020ac309a5016276b2bfcee7a2a3a769346bd5c23a69
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "956f8a549e5d83445b4e020ac309a5016276b2bfcee7a2a3a769346bd5c23a69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling southbound-cli v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]  --> build.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env`, `fs`
[INFO] [stdout]  --> build.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "956f8a549e5d83445b4e020ac309a5016276b2bfcee7a2a3a769346bd5c23a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956f8a549e5d83445b4e020ac309a5016276b2bfcee7a2a3a769346bd5c23a69", kill_on_drop: false }`
[INFO] [stdout] 956f8a549e5d83445b4e020ac309a5016276b2bfcee7a2a3a769346bd5c23a69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a44b813f289036024bdaca6a1bc3904a0b8db4906e8be74d8fb0157542c10ca7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a44b813f289036024bdaca6a1bc3904a0b8db4906e8be74d8fb0157542c10ca7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> build.rs:1:17
[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] 1 | use std::path::{Path, PathBuf};
[INFO] [stdout] 
[INFO] [stderr]   |                 ^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `env`, `fs`
[INFO] [stderr]  --> build.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{env, fs};
[INFO] [stderr]   |           ^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `southbound-cli` (build script) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/southbound_cli-f669e3c016e65d95)
[INFO] running `Command { std: "docker" "inspect" "a44b813f289036024bdaca6a1bc3904a0b8db4906e8be74d8fb0157542c10ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a44b813f289036024bdaca6a1bc3904a0b8db4906e8be74d8fb0157542c10ca7", kill_on_drop: false }`
[INFO] [stdout] a44b813f289036024bdaca6a1bc3904a0b8db4906e8be74d8fb0157542c10ca7