[INFO] fetching crate redis-cluster 0.1.4...
[INFO] testing redis-cluster-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate redis-cluster 0.1.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate redis-cluster 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redis-cluster 0.1.4
[INFO] finished tweaking crates.io crate redis-cluster 0.1.4
[INFO] tweaked toml for crates.io crate redis-cluster 0.1.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e296dcb5f7dd6c3350d3dd2e87327e643ecfa71439b75f3feffea16e33db143
[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" "1e296dcb5f7dd6c3350d3dd2e87327e643ecfa71439b75f3feffea16e33db143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e296dcb5f7dd6c3350d3dd2e87327e643ecfa71439b75f3feffea16e33db143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e296dcb5f7dd6c3350d3dd2e87327e643ecfa71439b75f3feffea16e33db143", kill_on_drop: false }`
[INFO] [stdout] 1e296dcb5f7dd6c3350d3dd2e87327e643ecfa71439b75f3feffea16e33db143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5a78ff9f0f7b496ee5c77dccbe0b3e40db8b0f6a27d6079950f03b9b288cfd
[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" "ec5a78ff9f0f7b496ee5c77dccbe0b3e40db8b0f6a27d6079950f03b9b288cfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling redis-cluster v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]   --> src/lib.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::{thread_rng, sample};
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/lib.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         sample(&mut rng, self.conns.values(), 1).first().unwrap()
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `try_random_node` is never read
[INFO] [stdout]    --> src/lib.rs:142:21
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     try_random_node = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "ec5a78ff9f0f7b496ee5c77dccbe0b3e40db8b0f6a27d6079950f03b9b288cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5a78ff9f0f7b496ee5c77dccbe0b3e40db8b0f6a27d6079950f03b9b288cfd", kill_on_drop: false }`
[INFO] [stdout] ec5a78ff9f0f7b496ee5c77dccbe0b3e40db8b0f6a27d6079950f03b9b288cfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 795b812a9002e1864d55b9470def1decd2f56af8d9681a8e1d798ebc79b6bd4b
[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" "795b812a9002e1864d55b9470def1decd2f56af8d9681a8e1d798ebc79b6bd4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling redis-cluster v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]   --> src/lib.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::{thread_rng, sample};
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/lib.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         sample(&mut rng, self.conns.values(), 1).first().unwrap()
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `try_random_node` is never read
[INFO] [stdout]    --> src/lib.rs:142:21
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     try_random_node = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]   --> src/lib.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::{thread_rng, sample};
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stdout]    --> src/lib.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         sample(&mut rng, self.conns.values(), 1).first().unwrap()
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `try_random_node` is never read
[INFO] [stdout]    --> src/lib.rs:142:21
[INFO] [stdout]     |
[INFO] [stdout] 142 |                     try_random_node = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "795b812a9002e1864d55b9470def1decd2f56af8d9681a8e1d798ebc79b6bd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795b812a9002e1864d55b9470def1decd2f56af8d9681a8e1d798ebc79b6bd4b", kill_on_drop: false }`
[INFO] [stdout] 795b812a9002e1864d55b9470def1decd2f56af8d9681a8e1d798ebc79b6bd4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fe511875e7eef582a9f5e6d989444d1fe338af010a443c8685e5402c83400eb2
[INFO] running `Command { std: "docker" "start" "-a" "fe511875e7eef582a9f5e6d989444d1fe338af010a443c8685e5402c83400eb2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stderr]   --> src/lib.rs:11:24
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rand::{thread_rng, sample};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stderr]    --> src/lib.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         sample(&mut rng, self.conns.values(), 1).first().unwrap()
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `try_random_node` is never read
[INFO] [stderr]    --> src/lib.rs:142:21
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     try_random_node = false;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stderr]   --> src/lib.rs:11:24
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rand::{thread_rng, sample};
[INFO] [stderr]    |                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter
[INFO] [stderr]    --> src/lib.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         sample(&mut rng, self.conns.values(), 1).first().unwrap()
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `try_random_node` is never read
[INFO] [stderr]    --> src/lib.rs:142:21
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     try_random_node = false;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/redis_cluster-2307d5bb6ed159fc
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests redis-cluster
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe511875e7eef582a9f5e6d989444d1fe338af010a443c8685e5402c83400eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe511875e7eef582a9f5e6d989444d1fe338af010a443c8685e5402c83400eb2", kill_on_drop: false }`
[INFO] [stdout] fe511875e7eef582a9f5e6d989444d1fe338af010a443c8685e5402c83400eb2