[INFO] fetching crate roundabout 0.2.0... [INFO] testing roundabout-0.2.0 against 1.76.0 for beta-1.77-3 [INFO] extracting crate roundabout 0.2.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate roundabout 0.2.0 on toolchain 1.76.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate roundabout 0.2.0 [INFO] finished tweaking crates.io crate roundabout 0.2.0 [INFO] tweaked toml for crates.io crate roundabout 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate roundabout 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" "+1.76.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-deque v0.8.0 [INFO] [stderr] Downloaded plotters-backend v0.3.0 [INFO] [stderr] Downloaded plotters-svg v0.3.0 [INFO] [stderr] Downloaded instant v0.1.9 [INFO] [stderr] Downloaded core_affinity v0.5.10 [INFO] [stderr] Downloaded hermit-abi v0.1.18 [INFO] [stderr] Downloaded cast v0.2.6 [INFO] [stderr] Downloaded indexmap v1.6.2 [INFO] [stderr] Downloaded half v1.7.1 [INFO] [stderr] Downloaded libc v0.2.97 [INFO] [stderr] Downloaded cc v1.0.68 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] [stderr] Downloaded nix v0.20.0 [INFO] [stderr] Downloaded ctrlc v3.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59ab34511d1eef4361a55d5f183464cda8452a90be957300a1fc51c0d2d910c6 [INFO] running `Command { std: "docker" "start" "-a" "59ab34511d1eef4361a55d5f183464cda8452a90be957300a1fc51c0d2d910c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59ab34511d1eef4361a55d5f183464cda8452a90be957300a1fc51c0d2d910c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ab34511d1eef4361a55d5f183464cda8452a90be957300a1fc51c0d2d910c6", kill_on_drop: false }` [INFO] [stdout] 59ab34511d1eef4361a55d5f183464cda8452a90be957300a1fc51c0d2d910c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93a4db4a14ec21a14abf2c2c8dee0f4fba90865feef8a7d9756f6c6cbc973c88 [INFO] running `Command { std: "docker" "start" "-a" "93a4db4a14ec21a14abf2c2c8dee0f4fba90865feef8a7d9756f6c6cbc973c88", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling ahash v0.7.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling core_affinity v0.5.10 [INFO] [stderr] Compiling roundabout v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `HashSet` is never used [INFO] [stdout] --> src/util.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub type HashSet = std::collections::HashSet; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `IndexMap` is never used [INFO] [stdout] --> src/util.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub type IndexMap = indexmap::map::IndexMap; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_fn` is never used [INFO] [stdout] --> src/util/triple.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl TripleBuffered { [INFO] [stdout] | ------------------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn new_fn T>(factory: F) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_default` is never used [INFO] [stdout] --> src/util/triple.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl TripleBuffered { [INFO] [stdout] | ----------------------------------------- associated function in this implementation [INFO] [stdout] 48 | #[inline] [INFO] [stdout] 49 | pub fn new_default() -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_clone` is never used [INFO] [stdout] --> src/util/triple.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl TripleBuffered { [INFO] [stdout] | --------------------------------------- associated function in this implementation [INFO] [stdout] 55 | #[inline] [INFO] [stdout] 56 | pub fn new_clone(initial: T) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.66s [INFO] running `Command { std: "docker" "inspect" "93a4db4a14ec21a14abf2c2c8dee0f4fba90865feef8a7d9756f6c6cbc973c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93a4db4a14ec21a14abf2c2c8dee0f4fba90865feef8a7d9756f6c6cbc973c88", kill_on_drop: false }` [INFO] [stdout] 93a4db4a14ec21a14abf2c2c8dee0f4fba90865feef8a7d9756f6c6cbc973c88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa9799bda6a5f255b0d465f29be7a61a412fe2e52f8ae84712e1b8f5ab1da14b [INFO] running `Command { std: "docker" "start" "-a" "aa9799bda6a5f255b0d465f29be7a61a412fe2e52f8ae84712e1b8f5ab1da14b", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling nix v0.20.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stdout] warning: type alias `HashSet` is never used [INFO] [stdout] --> src/util.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub type HashSet = std::collections::HashSet; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `IndexMap` is never used [INFO] [stdout] --> src/util.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub type IndexMap = indexmap::map::IndexMap; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_fn` is never used [INFO] [stdout] --> src/util/triple.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl TripleBuffered { [INFO] [stdout] | ------------------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn new_fn T>(factory: F) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_default` is never used [INFO] [stdout] --> src/util/triple.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl TripleBuffered { [INFO] [stdout] | ----------------------------------------- associated function in this implementation [INFO] [stdout] 48 | #[inline] [INFO] [stdout] 49 | pub fn new_default() -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_clone` is never used [INFO] [stdout] --> src/util/triple.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl TripleBuffered { [INFO] [stdout] | --------------------------------------- associated function in this implementation [INFO] [stdout] 55 | #[inline] [INFO] [stdout] 56 | pub fn new_clone(initial: T) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling ctrlc v3.1.9 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling roundabout v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `HashSet` is never used [INFO] [stdout] --> src/util.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub type HashSet = std::collections::HashSet; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `IndexMap` is never used [INFO] [stdout] --> src/util.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub type IndexMap = indexmap::map::IndexMap; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_fn` is never used [INFO] [stdout] --> src/util/triple.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl TripleBuffered { [INFO] [stdout] | ------------------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn new_fn T>(factory: F) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_default` is never used [INFO] [stdout] --> src/util/triple.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl TripleBuffered { [INFO] [stdout] | ----------------------------------------- associated function in this implementation [INFO] [stdout] 48 | #[inline] [INFO] [stdout] 49 | pub fn new_default() -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_clone` is never used [INFO] [stdout] --> src/util/triple.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 54 | impl TripleBuffered { [INFO] [stdout] | --------------------------------------- associated function in this implementation [INFO] [stdout] 55 | #[inline] [INFO] [stdout] 56 | pub fn new_clone(initial: T) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 31.77s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "aa9799bda6a5f255b0d465f29be7a61a412fe2e52f8ae84712e1b8f5ab1da14b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa9799bda6a5f255b0d465f29be7a61a412fe2e52f8ae84712e1b8f5ab1da14b", kill_on_drop: false }` [INFO] [stdout] aa9799bda6a5f255b0d465f29be7a61a412fe2e52f8ae84712e1b8f5ab1da14b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 95869f9138fdb9e8646a1e57ab6a6cdaa268a667c4781992326c06ea4a7b6e34 [INFO] running `Command { std: "docker" "start" "-a" "95869f9138fdb9e8646a1e57ab6a6cdaa268a667c4781992326c06ea4a7b6e34", kill_on_drop: false }` [INFO] [stderr] warning: type alias `HashSet` is never used [INFO] [stderr] --> src/util.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 7 | pub type HashSet = std::collections::HashSet; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type alias `IndexMap` is never used [INFO] [stderr] --> src/util.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | pub type IndexMap = indexmap::map::IndexMap; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new_fn` is never used [INFO] [stderr] --> src/util/triple.rs:30:12 [INFO] [stderr] | [INFO] [stderr] 14 | impl TripleBuffered { [INFO] [stderr] | ------------------------------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 30 | pub fn new_fn T>(factory: F) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new_default` is never used [INFO] [stderr] --> src/util/triple.rs:49:12 [INFO] [stderr] | [INFO] [stderr] 47 | impl TripleBuffered { [INFO] [stderr] | ----------------------------------------- associated function in this implementation [INFO] [stderr] 48 | #[inline] [INFO] [stderr] 49 | pub fn new_default() -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new_clone` is never used [INFO] [stderr] --> src/util/triple.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 54 | impl TripleBuffered { [INFO] [stderr] | --------------------------------------- associated function in this implementation [INFO] [stderr] 55 | #[inline] [INFO] [stderr] 56 | pub fn new_clone(initial: T) -> (TripleBufferedHead, TripleBufferedTail) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `roundabout` (lib) generated 5 warnings [INFO] [stderr] warning: `roundabout` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/roundabout-8a33c18594b4ed83) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test message::bus::tests::sequential_message_bus ... ok [INFO] [stdout] test message::bus::tests::tail_padding_message_bus_sender ... ok [INFO] [stdout] test message::bus::tests::drop_message_bus ... ok [INFO] [stdout] test message::bus::tests::empty_message_bus ... ok [INFO] [stdout] test message::test::aligned_size_of ... ok [INFO] [stderr] Doc-tests roundabout [INFO] [stdout] test message::bus::tests::concurrent_message_bus ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [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" "95869f9138fdb9e8646a1e57ab6a6cdaa268a667c4781992326c06ea4a7b6e34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95869f9138fdb9e8646a1e57ab6a6cdaa268a667c4781992326c06ea4a7b6e34", kill_on_drop: false }` [INFO] [stdout] 95869f9138fdb9e8646a1e57ab6a6cdaa268a667c4781992326c06ea4a7b6e34