[INFO] cloning repository https://github.com/joel-simon/threaded_fastaq_ngrams
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joel-simon/threaded_fastaq_ngrams" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoel-simon%2Fthreaded_fastaq_ngrams", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoel-simon%2Fthreaded_fastaq_ngrams'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7641d92a28637de9ef43de48eee048f0e4863994
[INFO] checking joel-simon/threaded_fastaq_ngrams against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoel-simon%2Fthreaded_fastaq_ngrams" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joel-simon/threaded_fastaq_ngrams on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joel-simon/threaded_fastaq_ngrams
[INFO] finished tweaking git repo https://github.com/joel-simon/threaded_fastaq_ngrams
[INFO] tweaked toml for git repo https://github.com/joel-simon/threaded_fastaq_ngrams written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/joel-simon/threaded_fastaq_ngrams already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5af70e6fa8b19c92e87dd09798b30726426f14ec686a78da2f6f2dde503fa3ec
[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" "5af70e6fa8b19c92e87dd09798b30726426f14ec686a78da2f6f2dde503fa3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5af70e6fa8b19c92e87dd09798b30726426f14ec686a78da2f6f2dde503fa3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af70e6fa8b19c92e87dd09798b30726426f14ec686a78da2f6f2dde503fa3ec", kill_on_drop: false }`
[INFO] [stdout] 5af70e6fa8b19c92e87dd09798b30726426f14ec686a78da2f6f2dde503fa3ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b52cbf84da5fb8cd151f5eeeae054c97342c1f2ce22281409d1927598c681d4e
[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" "b52cbf84da5fb8cd151f5eeeae054c97342c1f2ce22281409d1927598c681d4e", kill_on_drop: false }`
[INFO] [stderr] Checking concurrent_ngrams v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout] --> src/main.rs:8:10
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::old_io::File;
[INFO] [stdout] | ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout] --> src/main.rs:10:10
[INFO] [stdout] |
[INFO] [stdout] 10 | use std::old_io::BufferedReader;
[INFO] [stdout] | ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout] --> src/main.rs:8:10
[INFO] [stdout] |
[INFO] [stdout] 8 | use std::old_io::File;
[INFO] [stdout] | ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout] --> src/main.rs:10:10
[INFO] [stdout] |
[INFO] [stdout] 10 | use std::old_io::BufferedReader;
[INFO] [stdout] | ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout] --> src/main.rs:45:14
[INFO] [stdout] |
[INFO] [stdout] 45 | let path = Path::new("/Users/joelsimon/Documents/Immufind/SequenceAnalysis/data/HD3_IgG1sorted_S1_L001_I1_001.fastq".to_string());
[INFO] [stdout] | ^^^^ not found in this scope
[INFO] [stdout] |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout] |
[INFO] [stdout] 4 | use std::path::Path;
[INFO] [stdout] |
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout] --> src/main.rs:1:1
[INFO] [stdout] |
[INFO] [stdout] 1 | #![feature(std_misc)]
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `SyncSender`
[INFO] [stdout] --> src/main.rs:5:23
[INFO] [stdout] |
[INFO] [stdout] 5 | use std::sync::mpsc::{SyncSender, Sender, Receiver, channel};
[INFO] [stdout] | ^^^^^^^^^^
[INFO] [stdout] |
[INFO] [stdout] = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `std::os`
[INFO] [stdout] --> src/main.rs:9:5
[INFO] [stdout] |
[INFO] [stdout] 9 | use std::os;
[INFO] [stdout] | ^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout] --> src/main.rs:11:5
[INFO] [stdout] |
[INFO] [stdout] 11 | use std::collections::HashMap;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout] --> src/main.rs:18:26
[INFO] [stdout] |
[INFO] [stdout] 18 | let channels: Vec<_> = ((0..num_threads).map(|i| {
[INFO] [stdout] | __________________________^
[INFO] [stdout] 19 | | let (tx, rx): (Sender