[INFO] fetching crate subsystemctl 0.2.0...
[INFO] testing subsystemctl-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate subsystemctl 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate subsystemctl 0.2.0
[INFO] finished tweaking crates.io crate subsystemctl 0.2.0
[INFO] tweaked toml for crates.io crate subsystemctl 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate subsystemctl 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate subsystemctl 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2bff05ca4134e4a2ef2867997d443eaea40dee1fade249a59e4704b7bc37d7b
[INFO] running `Command { std: "docker" "start" "-a" "c2bff05ca4134e4a2ef2867997d443eaea40dee1fade249a59e4704b7bc37d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2bff05ca4134e4a2ef2867997d443eaea40dee1fade249a59e4704b7bc37d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bff05ca4134e4a2ef2867997d443eaea40dee1fade249a59e4704b7bc37d7b", kill_on_drop: false }`
[INFO] [stdout] c2bff05ca4134e4a2ef2867997d443eaea40dee1fade249a59e4704b7bc37d7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6378ad60f7c288eb46c81cad29ab39c3d4a26a9f6b0f16638cb0e0b830c8f65
[INFO] running `Command { std: "docker" "start" "-a" "f6378ad60f7c288eb46c81cad29ab39c3d4a26a9f6b0f16638cb0e0b830c8f65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling subsystemctl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/bottle.rs:271:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stdout]     |     ------------------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 271 |     panic!("should unreach");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/bottle.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.83s
[INFO] running `Command { std: "docker" "inspect" "f6378ad60f7c288eb46c81cad29ab39c3d4a26a9f6b0f16638cb0e0b830c8f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6378ad60f7c288eb46c81cad29ab39c3d4a26a9f6b0f16638cb0e0b830c8f65", kill_on_drop: false }`
[INFO] [stdout] f6378ad60f7c288eb46c81cad29ab39c3d4a26a9f6b0f16638cb0e0b830c8f65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c74c72e5e83b9a755d3713f9d44699001a0e8e2ea316944a45c96ae21a479359
[INFO] running `Command { std: "docker" "start" "-a" "c74c72e5e83b9a755d3713f9d44699001a0e8e2ea316944a45c96ae21a479359", kill_on_drop: false }`
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/bottle.rs:271:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stdout]     |     ------------------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 271 |     panic!("should unreach");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/bottle.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling subsystemctl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/bottle.rs:271:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stdout]     |     ------------------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] 271 |     panic!("should unreach");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/bottle.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "c74c72e5e83b9a755d3713f9d44699001a0e8e2ea316944a45c96ae21a479359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74c72e5e83b9a755d3713f9d44699001a0e8e2ea316944a45c96ae21a479359", kill_on_drop: false }`
[INFO] [stdout] c74c72e5e83b9a755d3713f9d44699001a0e8e2ea316944a45c96ae21a479359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f64898a6209bfd1842ae40e94185cb9c0a9b8ac5aea00e52a85d1ed72405cea
[INFO] running `Command { std: "docker" "start" "-a" "4f64898a6209bfd1842ae40e94185cb9c0a9b8ac5aea00e52a85d1ed72405cea", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/bottle.rs:271:5
[INFO] [stderr]     |
[INFO] [stderr] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stderr]     |     ------------------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stderr] 271 |     panic!("should unreach");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stderr]    --> src/bottle.rs:270:5
[INFO] [stderr]     |
[INFO] [stderr] 270 |     nix::unistd::execve(systemd_bin.as_c_str(), &[systemd_bin.as_c_str()], &[]).unwrap();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `subsystemctl` (lib) generated 1 warning
[INFO] [stderr] warning: `subsystemctl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/subsystemctl-15522751e2804e5f)
[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/subsystemctl-40189380248384d8)
[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 subsystemctl
[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" "4f64898a6209bfd1842ae40e94185cb9c0a9b8ac5aea00e52a85d1ed72405cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f64898a6209bfd1842ae40e94185cb9c0a9b8ac5aea00e52a85d1ed72405cea", kill_on_drop: false }`
[INFO] [stdout] 4f64898a6209bfd1842ae40e94185cb9c0a9b8ac5aea00e52a85d1ed72405cea