[INFO] cloning repository https://github.com/blt/mmap_comm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blt/mmap_comm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fmmap_comm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fmmap_comm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0a505789d7e9ba8da6d04b2bf3f1b7e4617e897 [INFO] checking blt/mmap_comm against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fmmap_comm" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blt/mmap_comm on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/blt/mmap_comm [INFO] finished tweaking git repo https://github.com/blt/mmap_comm [INFO] tweaked toml for git repo https://github.com/blt/mmap_comm written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/blt/mmap_comm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b8e4676085a941c92d39dba1a7c5c8b62029b4569a2ab96de75b613685f9ffe [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" "2b8e4676085a941c92d39dba1a7c5c8b62029b4569a2ab96de75b613685f9ffe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b8e4676085a941c92d39dba1a7c5c8b62029b4569a2ab96de75b613685f9ffe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b8e4676085a941c92d39dba1a7c5c8b62029b4569a2ab96de75b613685f9ffe", kill_on_drop: false }` [INFO] [stdout] 2b8e4676085a941c92d39dba1a7c5c8b62029b4569a2ab96de75b613685f9ffe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18705fcb9509ffa62a4b1c8658ec38b50acdfa56d3482b066139d8653da3b761 [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" "18705fcb9509ffa62a4b1c8658ec38b50acdfa56d3482b066139d8653da3b761", kill_on_drop: false }` [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking quantiles v0.7.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking parking_lot_core v0.2.10 [INFO] [stderr] Checking clap v2.29.1 [INFO] [stderr] Checking parking_lot v0.5.3 [INFO] [stderr] Checking mmap_comm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 11 | use std::{fs, mem, panic, sync, thread, time}; [INFO] [stdout] | ---- the item `time` is already imported here [INFO] [stdout] ... [INFO] [stdout] 28 | use std::time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | total_written += (*control).unflushed_writes;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | / lazy_static! { [INFO] [stdout] 22 | | static ref VALUES_TO_READ: sync::Arc = sync::Arc::new(AtomicUsize::new(0)); [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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: the item `time` is imported redundantly [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 11 | use std::{fs, mem, panic, sync, thread, time}; [INFO] [stdout] | ---- the item `time` is already imported here [INFO] [stdout] ... [INFO] [stdout] 28 | use std::time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/main.rs:126:58 [INFO] [stdout] | [INFO] [stdout] 126 | total_written += (*control).unflushed_writes;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/main.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | / lazy_static! { [INFO] [stdout] 22 | | static ref VALUES_TO_READ: sync::Arc = sync::Arc::new(AtomicUsize::new(0)); [INFO] [stdout] 23 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.38s [INFO] running `Command { std: "docker" "inspect" "18705fcb9509ffa62a4b1c8658ec38b50acdfa56d3482b066139d8653da3b761", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18705fcb9509ffa62a4b1c8658ec38b50acdfa56d3482b066139d8653da3b761", kill_on_drop: false }` [INFO] [stdout] 18705fcb9509ffa62a4b1c8658ec38b50acdfa56d3482b066139d8653da3b761