[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#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fmmap_comm" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blt/mmap_comm on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5506196aa9d21f85e0f1c72d16726314f05cdd8560681b1f76ed993d9ba68bd8 [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" "5506196aa9d21f85e0f1c72d16726314f05cdd8560681b1f76ed993d9ba68bd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5506196aa9d21f85e0f1c72d16726314f05cdd8560681b1f76ed993d9ba68bd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5506196aa9d21f85e0f1c72d16726314f05cdd8560681b1f76ed993d9ba68bd8", kill_on_drop: false }` [INFO] [stdout] 5506196aa9d21f85e0f1c72d16726314f05cdd8560681b1f76ed993d9ba68bd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80e9be81732db23b3667342605cf19e21a4fee28c5d8fe335e41b2e03d8e4e28 [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" "80e9be81732db23b3667342605cf19e21a4fee28c5d8fe335e41b2e03d8e4e28", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking stable_deref_trait v1.0.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking quantiles v0.7.0 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking clap v2.29.1 [INFO] [stderr] Checking parking_lot_core v0.2.10 [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: 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: 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 4.20s [INFO] running `Command { std: "docker" "inspect" "80e9be81732db23b3667342605cf19e21a4fee28c5d8fe335e41b2e03d8e4e28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80e9be81732db23b3667342605cf19e21a4fee28c5d8fe335e41b2e03d8e4e28", kill_on_drop: false }` [INFO] [stdout] 80e9be81732db23b3667342605cf19e21a4fee28c5d8fe335e41b2e03d8e4e28