[INFO] fetching crate waterrower 0.1.0...
[INFO] checking waterrower-0.1.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate waterrower 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate waterrower 0.1.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waterrower 0.1.0
[INFO] finished tweaking crates.io crate waterrower 0.1.0
[INFO] tweaked toml for crates.io crate waterrower 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded nix v0.7.0
[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded semver v0.1.20
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded serial v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e790197f577826b75674dd89eb638c94d3454e24acc823d4a0cd751c3e31b2c9
[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" "e790197f577826b75674dd89eb638c94d3454e24acc823d4a0cd751c3e31b2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e790197f577826b75674dd89eb638c94d3454e24acc823d4a0cd751c3e31b2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e790197f577826b75674dd89eb638c94d3454e24acc823d4a0cd751c3e31b2c9", kill_on_drop: false }`
[INFO] [stdout] e790197f577826b75674dd89eb638c94d3454e24acc823d4a0cd751c3e31b2c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 088870577c9c87ab4409e4389b712fd69bd61763ade2f94ef240c39c4eced60f
[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" "088870577c9c87ab4409e4389b712fd69bd61763ade2f94ef240c39c4eced60f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial v0.3.4
[INFO] [stderr]     Checking waterrower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     try!(port.reconfigure(&|settings| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         try!(settings.set_baud_rate(serial::Baud115200));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     try!(port.set_timeout(Duration::from_millis(1100)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     try!(port.reconfigure(&|settings| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         try!(settings.set_baud_rate(serial::Baud115200));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     try!(port.set_timeout(Duration::from_millis(1100)));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::str;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 | static EXIT_NOW: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/main.rs:17:31
[INFO] [stdout]    |
[INFO] [stdout] 17 | static EXIT_NOW: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serialtx`
[INFO] [stdout]   --> src/main.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (serialtx, serialrx) = mpsc::channel();
[INFO] [stdout]    |          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serialtx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serialtx`
[INFO] [stdout]   --> src/main.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (serialtx, serialrx) = mpsc::channel();
[INFO] [stdout]    |          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serialtx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 |     unsafe { signal::sigaction(signal::SIGINT, &sig_action); }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |     unsafe { signal::sigaction(signal::SIGTERM, &sig_action); }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.95s
[INFO] running `Command { std: "docker" "inspect" "088870577c9c87ab4409e4389b712fd69bd61763ade2f94ef240c39c4eced60f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088870577c9c87ab4409e4389b712fd69bd61763ade2f94ef240c39c4eced60f", kill_on_drop: false }`
[INFO] [stdout] 088870577c9c87ab4409e4389b712fd69bd61763ade2f94ef240c39c4eced60f
