[INFO] updating cached repository https://github.com/Sh4d1/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bb2b0979c99102ae25b054528185c5bc72b1e5e
[INFO] testing Sh4d1/rush against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSh4d1%2Frush" "/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/Sh4d1/rush on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sh4d1/rush
[INFO] finished tweaking git repo https://github.com/Sh4d1/rush
[INFO] tweaked toml for git repo https://github.com/Sh4d1/rush written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Sh4d1/rush already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce5802f6e083aa9530b974622e2ec00fe26ab54a6d5b25a1087eda86d9f6bb99
[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" "ce5802f6e083aa9530b974622e2ec00fe26ab54a6d5b25a1087eda86d9f6bb99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce5802f6e083aa9530b974622e2ec00fe26ab54a6d5b25a1087eda86d9f6bb99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5802f6e083aa9530b974622e2ec00fe26ab54a6d5b25a1087eda86d9f6bb99", kill_on_drop: false }`
[INFO] [stdout] ce5802f6e083aa9530b974622e2ec00fe26ab54a6d5b25a1087eda86d9f6bb99
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", 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] 7c970e87b5db5df1fcacbc9a5e779c3256795ba0e03cda934ccbcfabb3b89b81
[INFO] running `Command { std: "docker" "start" "-a" "7c970e87b5db5df1fcacbc9a5e779c3256795ba0e03cda934ccbcfabb3b89b81", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling libc v0.2.20 (https://github.com/rust-lang/libc#6813109f)
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling shellexpand v1.0.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling nix v0.8.0 (https://github.com/nix-rust/nix#109b0e86)
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling errno v0.1.8
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling exec v0.2.0
[INFO] [stderr]    Compiling chan v0.1.19
[INFO] [stderr]    Compiling chan-signal v0.2.0
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling rush v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(string_split_off)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/prompt.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::{current_dir, home_dir};
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/prompt.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let homedir = home_dir().unwrap().as_path().to_str().expect("Failed : path -> str").to_string();
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/job_manager.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / lazy_static! {
[INFO] [stdout] 4 | |     pub static ref JOB: Mutex<JobManager> = Mutex::new(JobManager::new());
[INFO] [stdout] 5 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]  --> src/job_manager.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / lazy_static! {
[INFO] [stdout] 4 | |     pub static ref JOB: Mutex<JobManager> = Mutex::new(JobManager::new());
[INFO] [stdout] 5 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rush`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7c970e87b5db5df1fcacbc9a5e779c3256795ba0e03cda934ccbcfabb3b89b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c970e87b5db5df1fcacbc9a5e779c3256795ba0e03cda934ccbcfabb3b89b81", kill_on_drop: false }`
[INFO] [stdout] 7c970e87b5db5df1fcacbc9a5e779c3256795ba0e03cda934ccbcfabb3b89b81