[INFO] fetching crate systembus-notifier 0.1.2...
[INFO] building systembus-notifier-0.1.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate systembus-notifier 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate systembus-notifier 0.1.2
[INFO] finished tweaking crates.io crate systembus-notifier 0.1.2
[INFO] tweaked toml for crates.io crate systembus-notifier 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate systembus-notifier 0.1.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate systembus-notifier 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d759816444814cf64ebbfa2f831d0decd989416fce3bbaa59b7576e9bebbaad5
[INFO] running `Command { std: "docker" "start" "-a" "d759816444814cf64ebbfa2f831d0decd989416fce3bbaa59b7576e9bebbaad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d759816444814cf64ebbfa2f831d0decd989416fce3bbaa59b7576e9bebbaad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d759816444814cf64ebbfa2f831d0decd989416fce3bbaa59b7576e9bebbaad5", kill_on_drop: false }`
[INFO] [stdout] d759816444814cf64ebbfa2f831d0decd989416fce3bbaa59b7576e9bebbaad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51ba1ed3c63ae7aabc9d77350cbfe443de9f48425b95c1a65f2d98876fccd08c
[INFO] running `Command { std: "docker" "start" "-a" "51ba1ed3c63ae7aabc9d77350cbfe443de9f48425b95c1a65f2d98876fccd08c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.3.14
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling nix v0.24.2
[INFO] [stderr]    Compiling dbus v0.9.6
[INFO] [stderr]    Compiling syslog v6.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling systembus-notifier v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     loop {
[INFO] [stdout] 67 | |         if let Err(e) = system_connection.process(timeout) {
[INFO] [stdout] 68 | |             log::error!("Couldn't process incoming message. {}", e);
[INFO] [stdout] 69 | |         }
[INFO] [stdout] 70 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 71 |
[INFO] [stdout] 72 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]   --> src/main.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |         .method_call("org.freedesktop.DBus.Monitoring", "BecomeMonitor", (vec!(rule.match_str()), 0u32))?;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 57 |         .method_call::<(), _, _, _>("org.freedesktop.DBus.Monitoring", "BecomeMonitor", (vec!(rule.match_str()), 0u32))?;
[INFO] [stdout]    |                     +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: systembus-notifier v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "51ba1ed3c63ae7aabc9d77350cbfe443de9f48425b95c1a65f2d98876fccd08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ba1ed3c63ae7aabc9d77350cbfe443de9f48425b95c1a65f2d98876fccd08c", kill_on_drop: false }`
[INFO] [stdout] 51ba1ed3c63ae7aabc9d77350cbfe443de9f48425b95c1a65f2d98876fccd08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2355ec6ae10d9859f4ce0a7644dcc3981b74a7df384511ae06a81f72820e0241
[INFO] running `Command { std: "docker" "start" "-a" "2355ec6ae10d9859f4ce0a7644dcc3981b74a7df384511ae06a81f72820e0241", kill_on_drop: false }`
[INFO] [stderr]    Compiling systembus-notifier v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     loop {
[INFO] [stdout] 67 | |         if let Err(e) = system_connection.process(timeout) {
[INFO] [stdout] 68 | |             log::error!("Couldn't process incoming message. {}", e);
[INFO] [stdout] 69 | |         }
[INFO] [stdout] 70 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 71 |
[INFO] [stdout] 72 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/main.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]   --> src/main.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |         .method_call("org.freedesktop.DBus.Monitoring", "BecomeMonitor", (vec!(rule.match_str()), 0u32))?;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 57 |         .method_call::<(), _, _, _>("org.freedesktop.DBus.Monitoring", "BecomeMonitor", (vec!(rule.match_str()), 0u32))?;
[INFO] [stdout]    |                     +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: systembus-notifier v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "2355ec6ae10d9859f4ce0a7644dcc3981b74a7df384511ae06a81f72820e0241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2355ec6ae10d9859f4ce0a7644dcc3981b74a7df384511ae06a81f72820e0241", kill_on_drop: false }`
[INFO] [stdout] 2355ec6ae10d9859f4ce0a7644dcc3981b74a7df384511ae06a81f72820e0241
