[INFO] cloning repository https://github.com/Ryan1729/markov_jukebox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ryan1729/markov_jukebox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyan1729%2Fmarkov_jukebox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyan1729%2Fmarkov_jukebox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c6c631a33a41ab937f9c0d9150775280a273a6a
[INFO] testing Ryan1729/markov_jukebox against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyan1729%2Fmarkov_jukebox" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ryan1729/markov_jukebox on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ryan1729/markov_jukebox
[INFO] finished tweaking git repo https://github.com/Ryan1729/markov_jukebox
[INFO] tweaked toml for git repo https://github.com/Ryan1729/markov_jukebox written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Ryan1729/markov_jukebox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sample v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e13e94803cea0a73f11a0854b3c5edccf15c43e3baacf065febff96711f26c4b
[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" "e13e94803cea0a73f11a0854b3c5edccf15c43e3baacf065febff96711f26c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e13e94803cea0a73f11a0854b3c5edccf15c43e3baacf065febff96711f26c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13e94803cea0a73f11a0854b3c5edccf15c43e3baacf065febff96711f26c4b", kill_on_drop: false }`
[INFO] [stdout] e13e94803cea0a73f11a0854b3c5edccf15c43e3baacf065febff96711f26c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eb91180c78ef68526b2bd03d1d291f6d3a9f748bcf13a5e358b0f473b5adcf7
[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" "7eb91180c78ef68526b2bd03d1d291f6d3a9f748bcf13a5e358b0f473b5adcf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling hound v2.0.0
[INFO] [stderr]    Compiling sample v0.6.2
[INFO] [stderr]    Compiling find_folder v0.3.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling markov_jukebox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:113:22
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let samples: Box<Iterator<Item = i16>> = if spec.bits_per_sample <= 16 {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = i16>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.73s
[INFO] running `Command { std: "docker" "inspect" "7eb91180c78ef68526b2bd03d1d291f6d3a9f748bcf13a5e358b0f473b5adcf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb91180c78ef68526b2bd03d1d291f6d3a9f748bcf13a5e358b0f473b5adcf7", kill_on_drop: false }`
[INFO] [stdout] 7eb91180c78ef68526b2bd03d1d291f6d3a9f748bcf13a5e358b0f473b5adcf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74843e9da7f6898bc9e4b81e259abe2bdd3f0497b1b5b7d260a55056be55d62a
[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" "74843e9da7f6898bc9e4b81e259abe2bdd3f0497b1b5b7d260a55056be55d62a", kill_on_drop: false }`
[INFO] [stderr]    Compiling markov_jukebox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:113:22
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let samples: Box<Iterator<Item = i16>> = if spec.bits_per_sample <= 16 {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = i16>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "74843e9da7f6898bc9e4b81e259abe2bdd3f0497b1b5b7d260a55056be55d62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74843e9da7f6898bc9e4b81e259abe2bdd3f0497b1b5b7d260a55056be55d62a", kill_on_drop: false }`
[INFO] [stdout] 74843e9da7f6898bc9e4b81e259abe2bdd3f0497b1b5b7d260a55056be55d62a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e906cfa6cfc83d52914fe2c5ce12dc15c69e109333c20f26f48f2c090ce99968
[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" "e906cfa6cfc83d52914fe2c5ce12dc15c69e109333c20f26f48f2c090ce99968", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:113:22
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 113 |     let samples: Box<Iterator<Item = i16>> = if spec.bits_per_sample <= 16 {
[INFO] [stdout] 
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = i16>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/markov_jukebox-2bc0e331397bd8da
[INFO] running `Command { std: "docker" "inspect" "e906cfa6cfc83d52914fe2c5ce12dc15c69e109333c20f26f48f2c090ce99968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e906cfa6cfc83d52914fe2c5ce12dc15c69e109333c20f26f48f2c090ce99968", kill_on_drop: false }`
[INFO] [stdout] e906cfa6cfc83d52914fe2c5ce12dc15c69e109333c20f26f48f2c090ce99968
