[INFO] cloning repository https://github.com/jprekz/rust-streamer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jprekz/rust-streamer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjprekz%2Frust-streamer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjprekz%2Frust-streamer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] afb9222c84490645d3ee5726ddf824b02c0be6f5
[INFO] testing jprekz/rust-streamer against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjprekz%2Frust-streamer" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jprekz/rust-streamer on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jprekz/rust-streamer
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/jprekz/rust-streamer
[INFO] tweaked toml for git repo https://github.com/jprekz/rust-streamer written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xdg v2.4.1
[INFO] [stderr]   Downloaded piston_window v0.85.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.54.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d459ea393c1986a50f1a5369c53b6e5c8149ec813dacb5b3cc7e47a2bfbb3e65
[INFO] running `Command { std: "docker" "start" "-a" "d459ea393c1986a50f1a5369c53b6e5c8149ec813dacb5b3cc7e47a2bfbb3e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d459ea393c1986a50f1a5369c53b6e5c8149ec813dacb5b3cc7e47a2bfbb3e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d459ea393c1986a50f1a5369c53b6e5c8149ec813dacb5b3cc7e47a2bfbb3e65", kill_on_drop: false }`
[INFO] [stdout] d459ea393c1986a50f1a5369c53b6e5c8149ec813dacb5b3cc7e47a2bfbb3e65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faba44846fc69360720a2a463c160faa7bf8eb45e76194d55e855b75251f6483
[INFO] running `Command { std: "docker" "start" "-a" "faba44846fc69360720a2a463c160faa7bf8eb45e76194d55e855b75251f6483", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling cpal v0.8.2
[INFO] [stderr]    Compiling rust-streamer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stdout]   --> src/context.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             self_supported_freq.intersection(&supported_freq);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stdout]   --> src/context.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.preferred_freq.intersection(supported_freq);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "faba44846fc69360720a2a463c160faa7bf8eb45e76194d55e855b75251f6483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faba44846fc69360720a2a463c160faa7bf8eb45e76194d55e855b75251f6483", kill_on_drop: false }`
[INFO] [stdout] faba44846fc69360720a2a463c160faa7bf8eb45e76194d55e855b75251f6483
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24f4f639f46d221cb8e9c01de06db3d32dfb92845f40cbf21e0de7ceaad599f
[INFO] running `Command { std: "docker" "start" "-a" "f24f4f639f46d221cb8e9c01de06db3d32dfb92845f40cbf21e0de7ceaad599f", kill_on_drop: false }`
[INFO] [stdout] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stdout]   --> src/context.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             self_supported_freq.intersection(&supported_freq);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stdout]   --> src/context.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.preferred_freq.intersection(supported_freq);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-streamer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stdout]   --> src/context.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             self_supported_freq.intersection(&supported_freq);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stdout]   --> src/context.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             self.preferred_freq.intersection(supported_freq);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "f24f4f639f46d221cb8e9c01de06db3d32dfb92845f40cbf21e0de7ceaad599f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24f4f639f46d221cb8e9c01de06db3d32dfb92845f40cbf21e0de7ceaad599f", kill_on_drop: false }`
[INFO] [stdout] f24f4f639f46d221cb8e9c01de06db3d32dfb92845f40cbf21e0de7ceaad599f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b262de56c239f567616176d466eae78ba38ad15c14b490ab27a5ea06fc7a9d6b
[INFO] running `Command { std: "docker" "start" "-a" "b262de56c239f567616176d466eae78ba38ad15c14b490ab27a5ea06fc7a9d6b", kill_on_drop: false }`
[INFO] [stderr] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stderr]   --> src/context.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |             self_supported_freq.intersection(&supported_freq);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::collections::hash_set::Intersection` that must be used
[INFO] [stderr]   --> src/context.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |             self.preferred_freq.intersection(supported_freq);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this returns the intersection as an iterator, without modifying either input set
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-streamer` (lib) generated 2 warnings
[INFO] [stderr] warning: `rust-streamer` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_streamer-578bbd0d008a8d12)
[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] [stderr]    Doc-tests rust-streamer
[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" "b262de56c239f567616176d466eae78ba38ad15c14b490ab27a5ea06fc7a9d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b262de56c239f567616176d466eae78ba38ad15c14b490ab27a5ea06fc7a9d6b", kill_on_drop: false }`
[INFO] [stdout] b262de56c239f567616176d466eae78ba38ad15c14b490ab27a5ea06fc7a9d6b