[INFO] cloning repository https://github.com/Protryon/synchrony
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Protryon/synchrony" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProtryon%2Fsynchrony", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProtryon%2Fsynchrony'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b326af8fc11a120d7f49e92672424159c38bbf1a
[INFO] testing Protryon/synchrony against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProtryon%2Fsynchrony" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Protryon/synchrony on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Protryon/synchrony
[INFO] finished tweaking git repo https://github.com/Protryon/synchrony
[INFO] tweaked toml for git repo https://github.com/Protryon/synchrony written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Protryon/synchrony already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded regex v1.3.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.7
[INFO] [stderr]   Downloaded serde_json v1.0.45
[INFO] [stderr]   Downloaded mime_guess v1.8.7
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded iron v0.6.1
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.13
[INFO] [stderr]   Downloaded time v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] bf2254174ec583131a9b8c0667d8ea29c6a7a9bc7238d08ce923d679a3c71bf2
[INFO] running `Command { std: "docker" "start" "-a" "bf2254174ec583131a9b8c0667d8ea29c6a7a9bc7238d08ce923d679a3c71bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf2254174ec583131a9b8c0667d8ea29c6a7a9bc7238d08ce923d679a3c71bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2254174ec583131a9b8c0667d8ea29c6a7a9bc7238d08ce923d679a3c71bf2", kill_on_drop: false }`
[INFO] [stdout] bf2254174ec583131a9b8c0667d8ea29c6a7a9bc7238d08ce923d679a3c71bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fde359db3cc08ac42e2e29508caa9cc550a77f338c264d35ca6274e4c1541fa4
[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" "fde359db3cc08ac42e2e29508caa9cc550a77f338c264d35ca6274e4c1541fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling route-recognizer v0.1.13
[INFO] [stderr]    Compiling synchrony v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling aho-corasick v0.7.7
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.11
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling regex v1.3.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling persistent v0.4.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling redis v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling time v0.2.6
[INFO] [stderr]    Compiling iron-test v0.6.0
[INFO] [stderr]    Compiling bodyparser v0.8.0
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/util/config.rs:8:40
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub static ref NODE_TYPE: String = { default_env("NODE_TYPE", "default") };
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/util/config.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub static ref STORE_TYPE: String = { default_env("STORE_TYPE", "redis") };
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub static ref REDIS_HOST: String = { default_env("REDIS_HOST", "127.0.0.1") };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub static ref REDIS_PORT: String = { default_env("REDIS_PORT", "6379") };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:12:45
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub static ref REDIS_DATABASE: String = { default_env("REDIS_DATABASE", "") };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub static ref HTTP_SERVER_ENABLED: String = { default_env("HTTP_SERVER_ENABLED", "true") };
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:14:48
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub static ref HTTP_BIND_ADDRESS: String = { default_env("HTTP_BIND_ADDRESS", "127.0.0.1:23071") };
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub static ref HTTP_API_KEY: String = { default_env("HTTP_API_KEY", "dev_key") };
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/exec/executors/bash.rs:116:39
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     if arr.iter().any({ |arg| !arg.is_string()}) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::exec::executor::*`
[INFO] [stdout]  --> src/threads/worker_thread.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::exec::executor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/threads/worker_thread.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         thread::sleep_ms(1000);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/threads/ping_thread.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             thread::sleep_ms(interval);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/threads/scheduler_thread.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             thread::sleep_ms(interval);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "fde359db3cc08ac42e2e29508caa9cc550a77f338c264d35ca6274e4c1541fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde359db3cc08ac42e2e29508caa9cc550a77f338c264d35ca6274e4c1541fa4", kill_on_drop: false }`
[INFO] [stdout] fde359db3cc08ac42e2e29508caa9cc550a77f338c264d35ca6274e4c1541fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 208f282d4985c620558a7156990936695233d26141e2bc6d363a0e2153ecf789
[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" "208f282d4985c620558a7156990936695233d26141e2bc6d363a0e2153ecf789", kill_on_drop: false }`
[INFO] [stderr]    Compiling synchrony v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/util/config.rs:8:40
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub static ref NODE_TYPE: String = { default_env("NODE_TYPE", "default") };
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/util/config.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub static ref STORE_TYPE: String = { default_env("STORE_TYPE", "redis") };
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:10:41
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub static ref REDIS_HOST: String = { default_env("REDIS_HOST", "127.0.0.1") };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub static ref REDIS_PORT: String = { default_env("REDIS_PORT", "6379") };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:12:45
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub static ref REDIS_DATABASE: String = { default_env("REDIS_DATABASE", "") };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub static ref HTTP_SERVER_ENABLED: String = { default_env("HTTP_SERVER_ENABLED", "true") };
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:14:48
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub static ref HTTP_BIND_ADDRESS: String = { default_env("HTTP_BIND_ADDRESS", "127.0.0.1:23071") };
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/util/config.rs:15:43
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub static ref HTTP_API_KEY: String = { default_env("HTTP_API_KEY", "dev_key") };
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/exec/executors/bash.rs:116:39
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     if arr.iter().any({ |arg| !arg.is_string()}) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::exec::executor::*`
[INFO] [stdout]  --> src/threads/worker_thread.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::exec::executor::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         thread::sleep_ms(1000);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/threads/ping_thread.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             thread::sleep_ms(interval);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/threads/scheduler_thread.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             thread::sleep_ms(interval);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/threads/scheduler_thread.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         thread::sleep_ms(1000);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "208f282d4985c620558a7156990936695233d26141e2bc6d363a0e2153ecf789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208f282d4985c620558a7156990936695233d26141e2bc6d363a0e2153ecf789", kill_on_drop: false }`
[INFO] [stdout] 208f282d4985c620558a7156990936695233d26141e2bc6d363a0e2153ecf789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c19ee402814ff64c78625f9a3ab1eeacaf2a3199fda9b3ae4fdd4f81ceee8a82
[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" "c19ee402814ff64c78625f9a3ab1eeacaf2a3199fda9b3ae4fdd4f81ceee8a82", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/util/config.rs:8:40
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub static ref NODE_TYPE: String = { default_env("NODE_TYPE", "default") };
[INFO] [stderr]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/util/config.rs:9:41
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub static ref STORE_TYPE: String = { default_env("STORE_TYPE", "redis") };
[INFO] [stderr]   |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/util/config.rs:10:41
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub static ref REDIS_HOST: String = { default_env("REDIS_HOST", "127.0.0.1") };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/util/config.rs:11:41
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub static ref REDIS_PORT: String = { default_env("REDIS_PORT", "6379") };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/util/config.rs:12:45
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub static ref REDIS_DATABASE: String = { default_env("REDIS_DATABASE", "") };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/util/config.rs:13:50
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub static ref HTTP_SERVER_ENABLED: String = { default_env("HTTP_SERVER_ENABLED", "true") };
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/util/config.rs:14:48
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub static ref HTTP_BIND_ADDRESS: String = { default_env("HTTP_BIND_ADDRESS", "127.0.0.1:23071") };
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/util/config.rs:15:43
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub static ref HTTP_API_KEY: String = { default_env("HTTP_API_KEY", "dev_key") };
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/exec/executors/bash.rs:116:39
[INFO] [stderr]     |
[INFO] [stderr] 116 |                     if arr.iter().any({ |arg| !arg.is_string()}) {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::exec::executor::*`
[INFO] [stderr]  --> src/threads/worker_thread.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::exec::executor::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         thread::sleep_ms(1000);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stderr]   --> src/threads/ping_thread.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |             thread::sleep_ms(interval);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stderr]   --> src/threads/scheduler_thread.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |             thread::sleep_ms(interval);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/threads/scheduler_thread.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         thread::sleep_ms(1000);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synchrony-ca9a9e85c1ab0f8c
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test exec::executors::bash::tests::can_execute_command ... ok
[INFO] [stdout] test exec::executors::bash::tests::can_execute_command_parameterized_environment ... ok
[INFO] [stdout] test exec::executors::bash::tests::can_execute_command_overridden_environment ... ok
[INFO] [stderr] error: test failed, to rerun pass '--bin synchrony'
[INFO] running `Command { std: "docker" "inspect" "c19ee402814ff64c78625f9a3ab1eeacaf2a3199fda9b3ae4fdd4f81ceee8a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19ee402814ff64c78625f9a3ab1eeacaf2a3199fda9b3ae4fdd4f81ceee8a82", kill_on_drop: false }`
[INFO] [stdout] c19ee402814ff64c78625f9a3ab1eeacaf2a3199fda9b3ae4fdd4f81ceee8a82