[INFO] cloning repository https://github.com/Kumassy/nested-runtime [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kumassy/nested-runtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKumassy%2Fnested-runtime"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKumassy%2Fnested-runtime'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] aee3c7558a5206041b19ab5b444af4ec822f3361 [INFO] checking Kumassy/nested-runtime against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKumassy%2Fnested-runtime" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kumassy/nested-runtime on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Kumassy/nested-runtime [INFO] finished tweaking git repo https://github.com/Kumassy/nested-runtime [INFO] tweaked toml for git repo https://github.com/Kumassy/nested-runtime written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/Kumassy/nested-runtime already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4a66809faf2c2a4f126190c0e3faf2ed8d98e21a94d9788691187a2009634c4b [INFO] running `"docker" "start" "-a" "4a66809faf2c2a4f126190c0e3faf2ed8d98e21a94d9788691187a2009634c4b"` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.13 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking nested-runtime v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Builder` [INFO] [stderr] --> src/main.rs:1:31 [INFO] [stderr] | [INFO] [stderr] 1 | use tokio::runtime::{Runtime, Builder}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Instant` [INFO] [stderr] --> src/main.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufWriter` [INFO] [stderr] --> src/main.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufReader, BufWriter}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `debug`, `error`, `info` [INFO] [stderr] --> src/main.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | use log::{error, warn, info, debug}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Builder` [INFO] [stderr] --> src/main.rs:1:31 [INFO] [stderr] | [INFO] [stderr] 1 | use tokio::runtime::{Runtime, Builder}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Instant` [INFO] [stderr] --> src/main.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BufWriter` [INFO] [stderr] --> src/main.rs:8:26 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io::{BufReader, BufWriter}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `debug`, `error`, `info` [INFO] [stderr] --> src/main.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | use log::{error, warn, info, debug}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | let (mut tx, mut rx) = mpsc::unbounded_channel(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | let (mut tx, mut rx) = mpsc::unbounded_channel(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.92s [INFO] running `"docker" "inspect" "4a66809faf2c2a4f126190c0e3faf2ed8d98e21a94d9788691187a2009634c4b"` [INFO] running `"docker" "rm" "-f" "4a66809faf2c2a4f126190c0e3faf2ed8d98e21a94d9788691187a2009634c4b"` [INFO] [stdout] 4a66809faf2c2a4f126190c0e3faf2ed8d98e21a94d9788691187a2009634c4b