[INFO] cloning repository https://github.com/hellomanong/crabcan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hellomanong/crabcan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellomanong%2Fcrabcan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellomanong%2Fcrabcan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc93c0aa5904ee3ad973b02ecdd26ac831683a9b
[INFO] checking hellomanong/crabcan against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellomanong%2Fcrabcan" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hellomanong/crabcan on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hellomanong/crabcan
[INFO] finished tweaking git repo https://github.com/hellomanong/crabcan
[INFO] tweaked toml for git repo https://github.com/hellomanong/crabcan written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hellomanong/crabcan 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capctl v0.2.3
[INFO] [stderr]   Downloaded syscallz v0.17.0
[INFO] [stderr]   Downloaded cgroups-rs v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2d6acc876780344aaf928d1ffb47a7273814eed4d49dc390d074c76b9cc8bf4
[INFO] running `Command { std: "docker" "start" "-a" "d2d6acc876780344aaf928d1ffb47a7273814eed4d49dc390d074c76b9cc8bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2d6acc876780344aaf928d1ffb47a7273814eed4d49dc390d074c76b9cc8bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d6acc876780344aaf928d1ffb47a7273814eed4d49dc390d074c76b9cc8bf4", kill_on_drop: false }`
[INFO] [stdout] d2d6acc876780344aaf928d1ffb47a7273814eed4d49dc390d074c76b9cc8bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8d131ad64f5b1f565d0c5989f73db88a41170b4bc9f2cfbb9004e213538a8bc
[INFO] running `Command { std: "docker" "start" "-a" "f8d131ad64f5b1f565d0c5989f73db88a41170b4bc9f2cfbb9004e213538a8bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.51
[INFO] [stderr]    Compiling pkg-config v0.3.28
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling seccomp-sys v0.1.3
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling syscallz v0.17.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling rlimit v0.10.1
[INFO] [stderr]     Checking clap_builder v4.4.11
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking testbin v0.1.0 (/opt/rustwide/workdir/testbin)
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking capctl v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking cgroups-rs v0.3.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]     Checking crabcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hierarchies::V2`
[INFO] [stdout]  --> src/resources.rs:3:49
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgroups_rs::{cgroup_builder::CgroupBuilder, hierarchies::V2, CgroupPid, MaxValue};
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hierarchies::V2`
[INFO] [stdout]  --> src/resources.rs:3:49
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cgroups_rs::{cgroup_builder::CgroupBuilder, hierarchies::V2, CgroupPid, MaxValue};
[INFO] [stdout]   |                                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/child.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Ok(_) => return 0,
[INFO] [stdout]    |         ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/child.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Ok(_) => return 0,
[INFO] [stdout]    |         ^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clean_cgroups` is never used
[INFO] [stdout]   --> src/resources.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn clean_cgroups(hostname: &String) -> Result<(), Errcode> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clean_cgroups` is never used
[INFO] [stdout]   --> src/resources.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn clean_cgroups(hostname: &String) -> Result<(), Errcode> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "f8d131ad64f5b1f565d0c5989f73db88a41170b4bc9f2cfbb9004e213538a8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d131ad64f5b1f565d0c5989f73db88a41170b4bc9f2cfbb9004e213538a8bc", kill_on_drop: false }`
[INFO] [stdout] f8d131ad64f5b1f565d0c5989f73db88a41170b4bc9f2cfbb9004e213538a8bc