[INFO] cloning repository https://github.com/social-anthrax/iads_week1_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/social-anthrax/iads_week1_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsocial-anthrax%2Fiads_week1_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsocial-anthrax%2Fiads_week1_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36a59ebacfd05472f99f6be9df32a84732acd895
[INFO] testing social-anthrax/iads_week1_practice against beta-2022-09-25 for beta-1.65-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsocial-anthrax%2Fiads_week1_practice" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/social-anthrax/iads_week1_practice on toolchain beta-2022-09-25
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/social-anthrax/iads_week1_practice
[INFO] finished tweaking git repo https://github.com/social-anthrax/iads_week1_practice
[INFO] tweaked toml for git repo https://github.com/social-anthrax/iads_week1_practice written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/social-anthrax/iads_week1_practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-09-25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53c2838cb6f62edd12652d5e44064bb176a94e1cb43fed59093bb4a7138871ba
[INFO] running `Command { std: "docker" "start" "-a" "53c2838cb6f62edd12652d5e44064bb176a94e1cb43fed59093bb4a7138871ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53c2838cb6f62edd12652d5e44064bb176a94e1cb43fed59093bb4a7138871ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c2838cb6f62edd12652d5e44064bb176a94e1cb43fed59093bb4a7138871ba", kill_on_drop: false }`
[INFO] [stdout] 53c2838cb6f62edd12652d5e44064bb176a94e1cb43fed59093bb4a7138871ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4570c02c9eaffc800a019395bd3b0a252ef1e90abb740f76363711215beecfcb
[INFO] running `Command { std: "docker" "start" "-a" "4570c02c9eaffc800a019395bd3b0a252ef1e90abb740f76363711215beecfcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling week1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sort` is never used
[INFO] [stdout]  --> src/sorting_algos/insertion_sort.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn sort<T: PartialOrd + Copy + Ord>(a: &mut Vec<T>) {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sort2` is never used
[INFO] [stdout]   --> src/sorting_algos/insertion_sort.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn sort2<T: PartialOrd + Copy + Ord>(a: &mut Vec<T>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "4570c02c9eaffc800a019395bd3b0a252ef1e90abb740f76363711215beecfcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4570c02c9eaffc800a019395bd3b0a252ef1e90abb740f76363711215beecfcb", kill_on_drop: false }`
[INFO] [stdout] 4570c02c9eaffc800a019395bd3b0a252ef1e90abb740f76363711215beecfcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-09-25" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6685596ff910b4bcb6339313b50da85c32dc94ed47ab68ef29aec4035a5febf
[INFO] running `Command { std: "docker" "start" "-a" "f6685596ff910b4bcb6339313b50da85c32dc94ed47ab68ef29aec4035a5febf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "f6685596ff910b4bcb6339313b50da85c32dc94ed47ab68ef29aec4035a5febf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6685596ff910b4bcb6339313b50da85c32dc94ed47ab68ef29aec4035a5febf", kill_on_drop: false }`
[INFO] [stdout] f6685596ff910b4bcb6339313b50da85c32dc94ed47ab68ef29aec4035a5febf