[INFO] cloning repository https://github.com/riboseinc/riffol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riboseinc/riffol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3fa11b085767de108c62141b2faf1b60e379c081 [INFO] testing riboseinc/riffol against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friboseinc%2Friffol" "/workspace/builds/worker-67/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/riboseinc/riffol on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/riboseinc/riffol [INFO] finished tweaking git repo https://github.com/riboseinc/riffol [INFO] tweaked toml for git repo https://github.com/riboseinc/riffol written to /workspace/builds/worker-67/source/Cargo.toml [INFO] crate git repo https://github.com/riboseinc/riffol already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0cac2e3619d72f904387a951293d2c7da4c0eebbe11980f0f70c1db59d2e2d89 [INFO] running `Command { std: "docker" "start" "-a" "0cac2e3619d72f904387a951293d2c7da4c0eebbe11980f0f70c1db59d2e2d89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0cac2e3619d72f904387a951293d2c7da4c0eebbe11980f0f70c1db59d2e2d89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cac2e3619d72f904387a951293d2c7da4c0eebbe11980f0f70c1db59d2e2d89", kill_on_drop: false }` [INFO] [stdout] 0cac2e3619d72f904387a951293d2c7da4c0eebbe11980f0f70c1db59d2e2d89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b7a7e34aa528d7c38db6b4a73fe08cc3fc9a90fae39dcc714aa1d5096564924 [INFO] running `Command { std: "docker" "start" "-a" "1b7a7e34aa528d7c38db6b4a73fe08cc3fc9a90fae39dcc714aa1d5096564924", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling lazycell v1.2.0 [INFO] [stderr] Compiling arc-swap v0.3.2 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling termcolor v0.3.6 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling pest v2.0.1 [INFO] [stderr] Compiling lock_api v0.1.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling signal-hook v0.1.5 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling crossbeam-epoch v0.6.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling pest_meta v2.0.3 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.12 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling crossbeam-channel v0.2.6 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling stderrlog v0.4.1 [INFO] [stderr] Compiling pest_generator v2.0.0 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling syslog v4.0.1 [INFO] [stderr] Compiling nereon_derive v0.4.2 [INFO] [stderr] Compiling pest_derive v2.0.1 [INFO] [stderr] Compiling nereon v0.4.2 [INFO] [stderr] Compiling riffol v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:50 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.44s [INFO] running `Command { std: "docker" "inspect" "1b7a7e34aa528d7c38db6b4a73fe08cc3fc9a90fae39dcc714aa1d5096564924", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b7a7e34aa528d7c38db6b4a73fe08cc3fc9a90fae39dcc714aa1d5096564924", kill_on_drop: false }` [INFO] [stdout] 1b7a7e34aa528d7c38db6b4a73fe08cc3fc9a90fae39dcc714aa1d5096564924 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7c1eb9ea00f97ddcb36fad5057b393c690051dc7a12cf16a0ce69700b17a914 [INFO] running `Command { std: "docker" "start" "-a" "d7c1eb9ea00f97ddcb36fad5057b393c690051dc7a12cf16a0ce69700b17a914", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:50 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling riffol v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:50 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.87s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/riffol-859cdf69b4380cbb) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/riffol-9f4c5fb60586f238) [INFO] running `Command { std: "docker" "inspect" "d7c1eb9ea00f97ddcb36fad5057b393c690051dc7a12cf16a0ce69700b17a914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7c1eb9ea00f97ddcb36fad5057b393c690051dc7a12cf16a0ce69700b17a914", kill_on_drop: false }` [INFO] [stdout] d7c1eb9ea00f97ddcb36fad5057b393c690051dc7a12cf16a0ce69700b17a914 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8d2ef20a4f65769cba27556eab229ea1563862760ca7700170a934e6f70dd699 [INFO] running `Command { std: "docker" "start" "-a" "8d2ef20a4f65769cba27556eab229ea1563862760ca7700170a934e6f70dd699", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: the item `libc` is imported redundantly [INFO] [stderr] --> src/signal.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 25 | use libc; [INFO] [stderr] | ---- the item `libc` is already imported here [INFO] [stderr] ... [INFO] [stderr] 33 | use libc; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/health.rs:149:50 [INFO] [stderr] | [INFO] [stderr] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/application.rs:289:14 [INFO] [stderr] | [INFO] [stderr] 289 | .before_exec(move || { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/stream.rs:176:21 [INFO] [stderr] | [INFO] [stderr] 176 | let mut connection = connections.get_mut(handle).unwrap(); [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/stream.rs:195:21 [INFO] [stderr] | [INFO] [stderr] 195 | let mut connection = connections.remove(handle); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/stream.rs:243:17 [INFO] [stderr] | [INFO] [stderr] 243 | let mut logger: syslog::Result< [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `riffol` (lib) generated 6 warnings [INFO] [stderr] warning: `riffol` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.98s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riffol-859cdf69b4380cbb) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test config::tests::test ... ok [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/riffol-859cdf69b4380cbb` (signal: 11, SIGSEGV: invalid memory reference) [INFO] running `Command { std: "docker" "inspect" "8d2ef20a4f65769cba27556eab229ea1563862760ca7700170a934e6f70dd699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d2ef20a4f65769cba27556eab229ea1563862760ca7700170a934e6f70dd699", kill_on_drop: false }` [INFO] [stdout] 8d2ef20a4f65769cba27556eab229ea1563862760ca7700170a934e6f70dd699