[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 master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjprekz%2Frust-streamer" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jprekz/rust-streamer on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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 clang-sys v1.3.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.28.0
[INFO] [stderr]   Downloaded pistoncore-window v0.34.0
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[INFO] [stderr]   Downloaded pistoncore-input v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd59ec37aafced1eea4194dd0fc931cb1e278647682e2d641ae8a183f5f450d1
[INFO] running `Command { std: "docker" "start" "-a" "dd59ec37aafced1eea4194dd0fc931cb1e278647682e2d641ae8a183f5f450d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd59ec37aafced1eea4194dd0fc931cb1e278647682e2d641ae8a183f5f450d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd59ec37aafced1eea4194dd0fc931cb1e278647682e2d641ae8a183f5f450d1", kill_on_drop: false }`
[INFO] [stdout] dd59ec37aafced1eea4194dd0fc931cb1e278647682e2d641ae8a183f5f450d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68e5bf6dcabda823cc283077dedd1363577dfebd4dfa4e9f115d352b1e11e321
[INFO] running `Command { std: "docker" "start" "-a" "68e5bf6dcabda823cc283077dedd1363577dfebd4dfa4e9f115d352b1e11e321", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[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 alsa-sys v0.1.2
[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 48.49s
[INFO] running `Command { std: "docker" "inspect" "68e5bf6dcabda823cc283077dedd1363577dfebd4dfa4e9f115d352b1e11e321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e5bf6dcabda823cc283077dedd1363577dfebd4dfa4e9f115d352b1e11e321", kill_on_drop: false }`
[INFO] [stdout] 68e5bf6dcabda823cc283077dedd1363577dfebd4dfa4e9f115d352b1e11e321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1180eb20bd67f25167cc78059a3be0ffbc2dd67b35ea468a528740ee138815bb
[INFO] running `Command { std: "docker" "start" "-a" "1180eb20bd67f25167cc78059a3be0ffbc2dd67b35ea468a528740ee138815bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [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 1.50s
[INFO] running `Command { std: "docker" "inspect" "1180eb20bd67f25167cc78059a3be0ffbc2dd67b35ea468a528740ee138815bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1180eb20bd67f25167cc78059a3be0ffbc2dd67b35ea468a528740ee138815bb", kill_on_drop: false }`
[INFO] [stdout] 1180eb20bd67f25167cc78059a3be0ffbc2dd67b35ea468a528740ee138815bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c33f5996887c833e25aa7c4dd37cb3e649c9ac5c221c2ffcb343a2bc7522a224
[INFO] running `Command { std: "docker" "start" "-a" "c33f5996887c833e25aa7c4dd37cb3e649c9ac5c221c2ffcb343a2bc7522a224", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 3.54s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_streamer-c4e93b8404d11052)
[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" "c33f5996887c833e25aa7c4dd37cb3e649c9ac5c221c2ffcb343a2bc7522a224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33f5996887c833e25aa7c4dd37cb3e649c9ac5c221c2ffcb343a2bc7522a224", kill_on_drop: false }`
[INFO] [stdout] c33f5996887c833e25aa7c4dd37cb3e649c9ac5c221c2ffcb343a2bc7522a224