[INFO] updating cached repository https://github.com/CMatri/tethermanager [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6118a744fba2a0a99ad1a4439f1463a0b92f9122 [INFO] checking CMatri/tethermanager against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCMatri%2Ftethermanager" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CMatri/tethermanager on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/CMatri/tethermanager [INFO] finished tweaking git repo https://github.com/CMatri/tethermanager [INFO] tweaked toml for git repo https://github.com/CMatri/tethermanager written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/CMatri/tethermanager already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7fc9d24b0b0d836c80c06fce1c05bea40974f99a71bbda8db216f8b93645c032 [INFO] running `"docker" "start" "-a" "7fc9d24b0b0d836c80c06fce1c05bea40974f99a71bbda8db216f8b93645c032"` [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Compiling libdbus-sys v0.1.5 [INFO] [stderr] Compiling libusb-sys v0.2.3 [INFO] [stderr] Checking signal-hook-registry v1.0.1 [INFO] [stderr] Checking dbus v0.6.4 [INFO] [stderr] Checking psutil v1.5.0 [INFO] [stderr] Checking libusb v0.3.0 [INFO] [stderr] Checking signal-hook v0.1.9 [INFO] [stderr] Checking notify-rust v3.6.0 [INFO] [stderr] Checking tethermanager v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:71:62 [INFO] [stderr] | [INFO] [stderr] 71 | fn signal_hook() -> Result<(Receiver<()>, Receiver<()>), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:93:133 [INFO] [stderr] | [INFO] [stderr] 93 | fn start_timer(context: &libusb::Context, phone_vendor_id: u16, phone_product_id: u16, phone_product_id_hid: u16) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:171:29 [INFO] [stderr] | [INFO] [stderr] 171 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:71:62 [INFO] [stderr] | [INFO] [stderr] 71 | fn signal_hook() -> Result<(Receiver<()>, Receiver<()>), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:93:133 [INFO] [stderr] | [INFO] [stderr] 93 | fn start_timer(context: &libusb::Context, phone_vendor_id: u16, phone_product_id: u16, phone_product_id_hid: u16) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:171:29 [INFO] [stderr] | [INFO] [stderr] 171 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:168:5 [INFO] [stderr] | [INFO] [stderr] 105 | / loop { [INFO] [stderr] 106 | | let mut openvpn_killed = !openvpn_running(); [INFO] [stderr] 107 | | select! { [INFO] [stderr] 108 | | recv(restart_event) -> _ => { [INFO] [stderr] ... | [INFO] [stderr] 166 | | } [INFO] [stderr] 167 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 168 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `openvpn_killed` is never read [INFO] [stderr] --> src/main.rs:156:25 [INFO] [stderr] | [INFO] [stderr] 156 | openvpn_killed = true; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:128:25 [INFO] [stderr] | [INFO] [stderr] 128 | for mut device in context.devices().unwrap().iter() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:175:9 [INFO] [stderr] | [INFO] [stderr] 175 | let mut context = libusb::Context::new().unwrap(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:168:5 [INFO] [stderr] | [INFO] [stderr] 105 | / loop { [INFO] [stderr] 106 | | let mut openvpn_killed = !openvpn_running(); [INFO] [stderr] 107 | | select! { [INFO] [stderr] 108 | | recv(restart_event) -> _ => { [INFO] [stderr] ... | [INFO] [stderr] 166 | | } [INFO] [stderr] 167 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 168 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `openvpn_killed` is never read [INFO] [stderr] --> src/main.rs:156:25 [INFO] [stderr] | [INFO] [stderr] 156 | openvpn_killed = true; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:128:25 [INFO] [stderr] | [INFO] [stderr] 128 | for mut device in context.devices().unwrap().iter() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:175:9 [INFO] [stderr] | [INFO] [stderr] 175 | let mut context = libusb::Context::new().unwrap(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.27s [INFO] running `"docker" "inspect" "7fc9d24b0b0d836c80c06fce1c05bea40974f99a71bbda8db216f8b93645c032"` [INFO] running `"docker" "rm" "-f" "7fc9d24b0b0d836c80c06fce1c05bea40974f99a71bbda8db216f8b93645c032"` [INFO] [stdout] 7fc9d24b0b0d836c80c06fce1c05bea40974f99a71bbda8db216f8b93645c032