[INFO] cloning repository https://github.com/Globidev/push-swap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Globidev/push-swap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGlobidev%2Fpush-swap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGlobidev%2Fpush-swap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3c6f1c7ab6b33d7281eff4895b3d0e4c291fe77
[INFO] checking Globidev/push-swap against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGlobidev%2Fpush-swap" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Globidev/push-swap on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Globidev/push-swap
[INFO] finished tweaking git repo https://github.com/Globidev/push-swap
[INFO] tweaked toml for git repo https://github.com/Globidev/push-swap written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/Globidev/push-swap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 smallvec v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3080f9878d541961fc877b7b87c90f516df114f3db8115ad1290d4d5ad5519ce
[INFO] running `Command { std: "docker" "start" "-a" "3080f9878d541961fc877b7b87c90f516df114f3db8115ad1290d4d5ad5519ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3080f9878d541961fc877b7b87c90f516df114f3db8115ad1290d4d5ad5519ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3080f9878d541961fc877b7b87c90f516df114f3db8115ad1290d4d5ad5519ce", kill_on_drop: false }`
[INFO] [stdout] 3080f9878d541961fc877b7b87c90f516df114f3db8115ad1290d4d5ad5519ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f9345f293608bf1f93c332d8f15025709952f8ffd09de1c94bf9b7610eaa614
[INFO] running `Command { std: "docker" "start" "-a" "4f9345f293608bf1f93c332d8f15025709952f8ffd09de1c94bf9b7610eaa614", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking smallvec v0.6.4
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]    Compiling quote v0.6.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking push-swap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators, generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators, generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iterator_find_map)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iterator_find_map)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `min` is imported redundantly
[INFO] [stdout]   --> src/solver/smart_insert.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |                         use std::cmp::{min, Ordering::Equal};
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |             use std::cmp::min;
[INFO] [stdout]    |                 ------------- the item `min` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `min` is imported redundantly
[INFO] [stdout]   --> src/solver/smart_insert.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |                         use std::cmp::{min, Ordering::Equal};
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |             use std::cmp::min;
[INFO] [stdout]    |                 ------------- the item `min` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for type parameter `G` in the current scope
[INFO] [stdout]    --> src/utils.rs:41:31
[INFO] [stdout]     |
[INFO] [stdout] 41  |         match unsafe { self.0.resume() } {
[INFO] [stdout]     |                               ^^^^^^ method not found in `G`
[INFO] [stdout]     |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]     |
[INFO] [stdout] 41  |         match unsafe { Pin::new(&mut self.0).resume() } {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for type parameter `G` in the current scope
[INFO] [stdout]    --> src/utils.rs:41:31
[INFO] [stdout]     |
[INFO] [stdout] 41  |         match unsafe { self.0.resume() } {
[INFO] [stdout]     |                               ^^^^^^ method not found in `G`
[INFO] [stdout]     |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]     |
[INFO] [stdout] 41  |         match unsafe { Pin::new(&mut self.0).resume() } {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `push-swap` due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4f9345f293608bf1f93c332d8f15025709952f8ffd09de1c94bf9b7610eaa614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9345f293608bf1f93c332d8f15025709952f8ffd09de1c94bf9b7610eaa614", kill_on_drop: false }`
[INFO] [stdout] 4f9345f293608bf1f93c332d8f15025709952f8ffd09de1c94bf9b7610eaa614
