[INFO] fetching crate instrument 0.2.0... [INFO] checking instrument-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate instrument 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate instrument 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate instrument 0.2.0 [INFO] finished tweaking crates.io crate instrument 0.2.0 [INFO] tweaked toml for crates.io crate instrument 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 26 packages [INFO] [stderr] Adding itoa v0.1.1 (latest: v1.0.11) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding pitch_calc v0.11.1 (latest: v0.12.0) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding serde v0.7.15 (latest: v1.0.197) [INFO] [stderr] Adding serde_json v0.7.4 (latest: v1.0.115) [INFO] [stderr] Adding time_calc v0.11.1 (latest: v0.13.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v0.7.4 [INFO] [stderr] Downloaded serde v0.7.15 [INFO] [stderr] Downloaded pitch_calc v0.11.1 [INFO] [stderr] Downloaded itoa v0.1.1 [INFO] [stderr] Downloaded time_calc v0.11.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6316784e2849e3ab5fb91baf84a3c1336394b6648b95c0f98a8487f8836f80a9 [INFO] running `Command { std: "docker" "start" "-a" "6316784e2849e3ab5fb91baf84a3c1336394b6648b95c0f98a8487f8836f80a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6316784e2849e3ab5fb91baf84a3c1336394b6648b95c0f98a8487f8836f80a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6316784e2849e3ab5fb91baf84a3c1336394b6648b95c0f98a8487f8836f80a9", kill_on_drop: false }` [INFO] [stdout] 6316784e2849e3ab5fb91baf84a3c1336394b6648b95c0f98a8487f8836f80a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f43b7d7b2f9c417ce19da1c9813a03bba94c66e8893472bbab70dfc5a157149a [INFO] running `Command { std: "docker" "start" "-a" "f43b7d7b2f9c417ce19da1c9813a03bba94c66e8893472bbab70dfc5a157149a", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking time_calc v0.11.1 [INFO] [stderr] Checking pitch_calc v0.11.1 [INFO] [stderr] Checking instrument v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/instrument.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/instrument.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/instrument.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/mode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch::{self, Hz}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rand; [INFO] [stdout] | ------------------ the item `rand` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/unit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/voice.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/instrument.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/instrument.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/instrument.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/mode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch::{self, Hz}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rand; [INFO] [stdout] | ------------------ the item `rand` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/unit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/voice.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "f43b7d7b2f9c417ce19da1c9813a03bba94c66e8893472bbab70dfc5a157149a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f43b7d7b2f9c417ce19da1c9813a03bba94c66e8893472bbab70dfc5a157149a", kill_on_drop: false }` [INFO] [stdout] f43b7d7b2f9c417ce19da1c9813a03bba94c66e8893472bbab70dfc5a157149a [INFO] checking instrument-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate instrument 0.2.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate instrument 0.2.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate instrument 0.2.0 [INFO] finished tweaking crates.io crate instrument 0.2.0 [INFO] tweaked toml for crates.io crate instrument 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eea7f37db21582635411f8d6bbc93a58fc6e921ad14a1acc19aa4d96864563ac [INFO] running `Command { std: "docker" "start" "-a" "eea7f37db21582635411f8d6bbc93a58fc6e921ad14a1acc19aa4d96864563ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eea7f37db21582635411f8d6bbc93a58fc6e921ad14a1acc19aa4d96864563ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eea7f37db21582635411f8d6bbc93a58fc6e921ad14a1acc19aa4d96864563ac", kill_on_drop: false }` [INFO] [stdout] eea7f37db21582635411f8d6bbc93a58fc6e921ad14a1acc19aa4d96864563ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c57276db2d362c7ca08434db06686e05ef51060388a985cedd9c9ee84b0a2355 [INFO] running `Command { std: "docker" "start" "-a" "c57276db2d362c7ca08434db06686e05ef51060388a985cedd9c9ee84b0a2355", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking time_calc v0.11.1 [INFO] [stderr] Checking pitch_calc v0.11.1 [INFO] [stderr] Checking instrument v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/instrument.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/instrument.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/instrument.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/mode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch::{self, Hz}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rand; [INFO] [stdout] | ------------------ the item `rand` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/unit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/voice.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/instrument.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/instrument.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/instrument.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/mode.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch::{self, Hz}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate rand; [INFO] [stdout] | ------------------ the item `rand` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/note_freq.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use time; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate time_calc as time; [INFO] [stdout] | ------------------------------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `pitch` is imported redundantly [INFO] [stdout] --> src/unit.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use pitch; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate pitch_calc as pitch; [INFO] [stdout] | --------------------------------- the item `pitch` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/voice.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.58s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "c57276db2d362c7ca08434db06686e05ef51060388a985cedd9c9ee84b0a2355", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c57276db2d362c7ca08434db06686e05ef51060388a985cedd9c9ee84b0a2355", kill_on_drop: false }` [INFO] [stdout] c57276db2d362c7ca08434db06686e05ef51060388a985cedd9c9ee84b0a2355