[INFO] cloning repository https://github.com/omaskery/midi-orchestra-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omaskery/midi-orchestra-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomaskery%2Fmidi-orchestra-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomaskery%2Fmidi-orchestra-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee7c0b848f52eafff46a6d91beef85c2335cd2e8
[INFO] checking omaskery/midi-orchestra-rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomaskery%2Fmidi-orchestra-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/omaskery/midi-orchestra-rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/omaskery/midi-orchestra-rs
[INFO] finished tweaking git repo https://github.com/omaskery/midi-orchestra-rs
[INFO] tweaked toml for git repo https://github.com/omaskery/midi-orchestra-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/omaskery/midi-orchestra-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_gaussian v0.4.5
[INFO] [stderr]   Downloaded envelope v0.8.1
[INFO] [stderr]   Downloaded time_calc v0.11.1
[INFO] [stderr]   Downloaded dsp-chain v0.13.1
[INFO] [stderr]   Downloaded panning v0.1.1
[INFO] [stderr]   Downloaded priority-queue v0.4.5
[INFO] [stderr]   Downloaded instrument v0.1.0
[INFO] [stderr]   Downloaded mindtree_utils v0.4.0
[INFO] [stderr]   Downloaded synth v0.11.0
[INFO] [stderr]   Downloaded sample v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7f7c7f5ae296db0cfde65e78bb74f28f192bab3719fd3ed7ec5b2375911abe8
[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" "c7f7c7f5ae296db0cfde65e78bb74f28f192bab3719fd3ed7ec5b2375911abe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7f7c7f5ae296db0cfde65e78bb74f28f192bab3719fd3ed7ec5b2375911abe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f7c7f5ae296db0cfde65e78bb74f28f192bab3719fd3ed7ec5b2375911abe8", kill_on_drop: false }`
[INFO] [stdout] c7f7c7f5ae296db0cfde65e78bb74f28f192bab3719fd3ed7ec5b2375911abe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bb93588476a6f6d2a7afa1fe551e755d68f3e3c0223afd591dc0235c347cacd
[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" "5bb93588476a6f6d2a7afa1fe551e755d68f3e3c0223afd591dc0235c347cacd", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking serde v1.0.37
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking sample v0.6.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking claxon v0.3.1
[INFO] [stderr]     Checking panning v0.1.1
[INFO] [stderr]     Checking hound v1.1.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking sample v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking petgraph v0.2.10
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking textwrap v0.9.0
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[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking term_size v0.3.1
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[INFO] [stderr]     Checking lewton v0.5.2
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[INFO] [stderr]     Checking ghakuf v0.5.1
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[INFO] [stderr]     Checking pbr v1.0.0
[INFO] [stderr]     Checking cpal v0.6.0
[INFO] [stderr]     Checking daggy v0.4.1
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking dsp-chain v0.13.1
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling serde_derive_internals v0.23.0
[INFO] [stderr]     Checking rodio v0.6.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mindtree_utils v0.4.0
[INFO] [stderr]     Checking time_calc v0.11.1
[INFO] [stderr]     Checking pitch_calc v0.11.1
[INFO] [stderr]     Checking envelope v0.8.1
[INFO] [stderr]     Checking simple_gaussian v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]     Checking instrument v0.1.0
[INFO] [stderr]     Checking synth v0.11.0
[INFO] [stderr]     Checking serde_bytes v0.10.4
[INFO] [stderr]     Checking bincode v1.0.0
[INFO] [stderr]     Checking midi-orchestra-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/policies/mod.rs:19:75
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn select_policy(name: String, events: &[MusicalEvent]) -> Option<Box<ClientSelectionPolicy>> {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientSelectionPolicy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     policy: Box<ClientSelectionPolicy>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientSelectionPolicy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:33:43
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn new(music_length: u64, policy: Box<ClientSelectionPolicy>) -> Self {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientSelectionPolicy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client.rs:35:56
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn client_impl(matches: &ArgMatches) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/policies/mod.rs:19:75
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn select_policy(name: String, events: &[MusicalEvent]) -> Option<Box<ClientSelectionPolicy>> {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientSelectionPolicy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     policy: Box<ClientSelectionPolicy>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientSelectionPolicy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:33:43
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn new(music_length: u64, policy: Box<ClientSelectionPolicy>) -> Self {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ClientSelectionPolicy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/client.rs:35:56
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn client_impl(matches: &ArgMatches) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.04s
[INFO] running `Command { std: "docker" "inspect" "5bb93588476a6f6d2a7afa1fe551e755d68f3e3c0223afd591dc0235c347cacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb93588476a6f6d2a7afa1fe551e755d68f3e3c0223afd591dc0235c347cacd", kill_on_drop: false }`
[INFO] [stdout] 5bb93588476a6f6d2a7afa1fe551e755d68f3e3c0223afd591dc0235c347cacd