[INFO] cloning repository https://github.com/KamilM1205/flexar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KamilM1205/flexar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamilM1205%2Fflexar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamilM1205%2Fflexar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6e9d2118d8de2395581c45c9e163042f4c54741
[INFO] testing KamilM1205/flexar against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamilM1205%2Fflexar" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KamilM1205/flexar on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KamilM1205/flexar
[INFO] finished tweaking git repo https://github.com/KamilM1205/flexar
[INFO] tweaked toml for git repo https://github.com/KamilM1205/flexar written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/KamilM1205/flexar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0b292d344d0ece1782ab86b77dee877a91d9cf5b72c42b99ee606488ec23caab
[INFO] running `Command { std: "docker" "start" "-a" "0b292d344d0ece1782ab86b77dee877a91d9cf5b72c42b99ee606488ec23caab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b292d344d0ece1782ab86b77dee877a91d9cf5b72c42b99ee606488ec23caab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b292d344d0ece1782ab86b77dee877a91d9cf5b72c42b99ee606488ec23caab", kill_on_drop: false }`
[INFO] [stdout] 0b292d344d0ece1782ab86b77dee877a91d9cf5b72c42b99ee606488ec23caab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 526eb23ce5b9742fab1a95d1e226c005d5f10e3f8e4e35ef40e9b25ceb4a97de
[INFO] running `Command { std: "docker" "start" "-a" "526eb23ce5b9742fab1a95d1e226c005d5f10e3f8e4e35ef40e9b25ceb4a97de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling ttf-parser v0.13.4
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]    Compiling atomic_refcell v0.1.8
[INFO] [stderr]    Compiling emath v0.16.0
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling webbrowser v0.5.5
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling libloading v0.7.2
[INFO] [stderr]    Compiling wayland-sys v0.29.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.2
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling luajit-src v210.3.2+resty1085a4d
[INFO] [stderr]    Compiling lua-src v543.1.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling glium v0.31.0
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling mlua v0.7.2
[INFO] [stderr]    Compiling xcb v0.10.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling wayland-scanner v0.29.1
[INFO] [stderr]    Compiling include_dir_macros v0.7.2
[INFO] [stderr]    Compiling owned_ttf_parser v0.13.2
[INFO] [stderr]    Compiling ab_glyph v0.2.12
[INFO] [stderr]    Compiling include_dir v0.7.2
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling memmap2 v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling wayland-client v0.29.1
[INFO] [stderr]    Compiling wayland-protocols v0.29.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling epaint v0.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling egui v0.16.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling x11-clipboard v0.5.3
[INFO] [stderr]    Compiling wayland-commons v0.29.1
[INFO] [stderr]    Compiling calloop v0.9.3
[INFO] [stderr]    Compiling epi v0.16.0
[INFO] [stderr]    Compiling wayland-cursor v0.29.1
[INFO] [stderr]    Compiling wayland-egl v0.29.1
[INFO] [stderr]    Compiling smithay-clipboard v0.6.5
[INFO] [stderr]    Compiling copypasta v0.7.1
[INFO] [stderr]    Compiling glutin v0.28.0
[INFO] [stderr]    Compiling egui-winit v0.16.0
[INFO] [stderr]    Compiling egui_glium v0.16.0
[INFO] [stderr]    Compiling eframe v0.16.0
[INFO] [stderr]    Compiling flexar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `sname` is never read
[INFO] [stdout]   --> src/plugin.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             sname = "None".to_owned();
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Config`
[INFO] [stdout]   --> src/plugin.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Config {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_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 3m 39s
[INFO] running `Command { std: "docker" "inspect" "526eb23ce5b9742fab1a95d1e226c005d5f10e3f8e4e35ef40e9b25ceb4a97de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526eb23ce5b9742fab1a95d1e226c005d5f10e3f8e4e35ef40e9b25ceb4a97de", kill_on_drop: false }`
[INFO] [stdout] 526eb23ce5b9742fab1a95d1e226c005d5f10e3f8e4e35ef40e9b25ceb4a97de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d860592c1ad4e2e2820eb8ed84bfdfeaaf2208575e2bed3235e7c80408d901b
[INFO] running `Command { std: "docker" "start" "-a" "2d860592c1ad4e2e2820eb8ed84bfdfeaaf2208575e2bed3235e7c80408d901b", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `sname` is never read
[INFO] [stdout]   --> src/plugin.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             sname = "None".to_owned();
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Config`
[INFO] [stdout]   --> src/plugin.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Config {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/flexar-0f981d20ce4e0757)
[INFO] running `Command { std: "docker" "inspect" "2d860592c1ad4e2e2820eb8ed84bfdfeaaf2208575e2bed3235e7c80408d901b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d860592c1ad4e2e2820eb8ed84bfdfeaaf2208575e2bed3235e7c80408d901b", kill_on_drop: false }`
[INFO] [stdout] 2d860592c1ad4e2e2820eb8ed84bfdfeaaf2208575e2bed3235e7c80408d901b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d2b229658b881123ab7a0c038702c167d8a5daaeb17213ac13f89924b5859a9
[INFO] running `Command { std: "docker" "start" "-a" "5d2b229658b881123ab7a0c038702c167d8a5daaeb17213ac13f89924b5859a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `sname` is never read
[INFO] [stderr]   --> src/plugin.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             sname = "None".to_owned();
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Config`
[INFO] [stderr]   --> src/plugin.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Config {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `flexar` (bin "flexar" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flexar-0f981d20ce4e0757)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d2b229658b881123ab7a0c038702c167d8a5daaeb17213ac13f89924b5859a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2b229658b881123ab7a0c038702c167d8a5daaeb17213ac13f89924b5859a9", kill_on_drop: false }`
[INFO] [stdout] 5d2b229658b881123ab7a0c038702c167d8a5daaeb17213ac13f89924b5859a9