[INFO] cloning repository https://github.com/bonnak/rust_ipc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bonnak/rust_ipc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonnak%2Frust_ipc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonnak%2Frust_ipc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00cd3395cab516759643bf8eb43ff65061c64ea2
[INFO] checking bonnak/rust_ipc against a621e2b446eafb53c7a8569f225e0b8cc2429a68 for pr-162600
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonnak%2Frust_ipc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bonnak/rust_ipc
[INFO] finished tweaking git repo https://github.com/bonnak/rust_ipc
[INFO] tweaked toml for git repo https://github.com/bonnak/rust_ipc written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bonnak/rust_ipc on toolchain a621e2b446eafb53c7a8569f225e0b8cc2429a68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bonnak/rust_ipc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rust_ipc` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-1-tc2/source/target/.../rust_ipc
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-ipc`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 - name = "rust_ipc"
[INFO] [stderr] 11 + name = "rust-ipc"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-ipc`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 ~ version = "0.1.0"
[INFO] [stderr] 13 + [[bin]]
[INFO] [stderr] 14 + name = "rust-ipc"
[INFO] [stderr] 15 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rust_ipc` (manifest) generated 1 warning
[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-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e
[INFO] running `Command { std: "docker" "start" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rust_ipc` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rust_ipc
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-ipc`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 - name = "rust_ipc"
[INFO] [stderr] 11 + name = "rust-ipc"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-ipc`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 ~ version = "0.1.0"
[INFO] [stderr] 13 + [[bin]]
[INFO] [stderr] 14 + name = "rust-ipc"
[INFO] [stderr] 15 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rust_ipc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking shared_memory v0.12.4
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rust_ipc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Shmem`
[INFO] [stdout]  --> src/main.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use shared_memory::{ShmemConf, Shmem};
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     loop {
[INFO] [stdout] 45 | |         let snapshot = SystemSnapshot::capture();
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |         std::thread::sleep(Duration::from_secs(2));
[INFO] [stdout] 64 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 65 |        
[INFO] [stdout] 66 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Shmem`
[INFO] [stdout]  --> src/main.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use shared_memory::{ShmemConf, Shmem};
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | /     loop {
[INFO] [stdout] 45 | |         let snapshot = SystemSnapshot::capture();
[INFO] [stdout] ...  |
[INFO] [stdout] 63 | |         std::thread::sleep(Duration::from_secs(2));
[INFO] [stdout] 64 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 65 |        
[INFO] [stdout] 66 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e", kill_on_drop: false }`
[INFO] [stdout] 0917fcf8fec65e2a33d5e66b6b3bd5d0c71e2ab35318c56c83eb6e914128d31e
