[INFO] fetching crate caoe 0.1.2...
[INFO] checking caoe-0.1.2 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate caoe 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate caoe 0.1.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caoe 0.1.2
[INFO] finished tweaking crates.io crate caoe 0.1.2
[INFO] tweaked toml for crates.io crate caoe 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded prctl v1.0.0
[INFO] [stderr]   Downloaded ipc-channel v0.16.1
[INFO] [stderr]   Downloaded procspawn v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 851beba5a427a2ce4d155f1e934fee01b492f2e0c996f6de4dbb1426d4869436
[INFO] running `Command { std: "docker" "start" "-a" "851beba5a427a2ce4d155f1e934fee01b492f2e0c996f6de4dbb1426d4869436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "851beba5a427a2ce4d155f1e934fee01b492f2e0c996f6de4dbb1426d4869436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "851beba5a427a2ce4d155f1e934fee01b492f2e0c996f6de4dbb1426d4869436", kill_on_drop: false }`
[INFO] [stdout] 851beba5a427a2ce4d155f1e934fee01b492f2e0c996f6de4dbb1426d4869436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f2cef4fafe949c42d05f1ef5bf57ba1518b00c29ec2867de6990dc8285652e2
[INFO] running `Command { std: "docker" "start" "-a" "6f2cef4fafe949c42d05f1ef5bf57ba1518b00c29ec2867de6990dc8285652e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking uuid v1.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking prctl v1.0.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking caoe v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/lib.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | /         loop {
[INFO] [stdout] 95 | |             pause();
[INFO] [stdout] 96 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 97 |           return;
[INFO] [stdout]    |           ^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ipc-channel v0.16.1
[INFO] [stderr]     Checking procspawn v0.10.3
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/lib.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | /         loop {
[INFO] [stdout] 95 | |             pause();
[INFO] [stdout] 96 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 97 |           return;
[INFO] [stdout]    |           ^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "6f2cef4fafe949c42d05f1ef5bf57ba1518b00c29ec2867de6990dc8285652e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2cef4fafe949c42d05f1ef5bf57ba1518b00c29ec2867de6990dc8285652e2", kill_on_drop: false }`
[INFO] [stdout] 6f2cef4fafe949c42d05f1ef5bf57ba1518b00c29ec2867de6990dc8285652e2
