[INFO] updating cached repository https://github.com/cfsamson/example-greenthreads [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5eb6ab91b894ed06d21f83d147608125e7b54f7b [INFO] checking cfsamson/example-greenthreads against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfsamson%2Fexample-greenthreads" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cfsamson/example-greenthreads on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 [INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/cfsamson/example-greenthreads [INFO] finished tweaking git repo https://github.com/cfsamson/example-greenthreads [INFO] tweaked toml for git repo https://github.com/cfsamson/example-greenthreads written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/cfsamson/example-greenthreads already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "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] 06b4b1973cf3b639931f21059e5ab51799b63ce15cf03f6a4fcfd16603e8a23e [INFO] running `"docker" "start" "-a" "06b4b1973cf3b639931f21059e5ab51799b63ce15cf03f6a4fcfd16603e8a23e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking green_threads v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'asm': the syntax of asm! will change soon, use llvm_asm! to avoid breakage [INFO] [stderr] --> src/main.rs:152:5 [INFO] [stderr] | [INFO] [stderr] 152 | asm!(" [INFO] [stderr] | ^^^ help: replace the use of the deprecated item: `llvm_asm` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'asm': the syntax of asm! will change soon, use llvm_asm! to avoid breakage [INFO] [stderr] --> src/main.rs:152:5 [INFO] [stderr] | [INFO] [stderr] 152 | asm!(" [INFO] [stderr] | ^^^ help: replace the use of the deprecated item: `llvm_asm` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | id: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | id: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `"docker" "inspect" "06b4b1973cf3b639931f21059e5ab51799b63ce15cf03f6a4fcfd16603e8a23e"` [INFO] running `"docker" "rm" "-f" "06b4b1973cf3b639931f21059e5ab51799b63ce15cf03f6a4fcfd16603e8a23e"` [INFO] [stdout] 06b4b1973cf3b639931f21059e5ab51799b63ce15cf03f6a4fcfd16603e8a23e