[INFO] fetching crate wg-toolkit 0.1.2...
[INFO] testing wg-toolkit-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate wg-toolkit 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate wg-toolkit 0.1.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wg-toolkit 0.1.2
[INFO] finished tweaking crates.io crate wg-toolkit 0.1.2
[INFO] tweaked toml for crates.io crate wg-toolkit 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate wg-toolkit 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xmltree v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 097b95b43ce61581baa576c1291cce0e9752670af1d57fc6bbb9196eebe1776c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "097b95b43ce61581baa576c1291cce0e9752670af1d57fc6bbb9196eebe1776c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "097b95b43ce61581baa576c1291cce0e9752670af1d57fc6bbb9196eebe1776c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097b95b43ce61581baa576c1291cce0e9752670af1d57fc6bbb9196eebe1776c", kill_on_drop: false }`
[INFO] [stdout] 097b95b43ce61581baa576c1291cce0e9752670af1d57fc6bbb9196eebe1776c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7b039bb7f1ef15154e242ce28e8ca7fee6a5a4cd5466aece02a5912814c0cf4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f7b039bb7f1ef15154e242ce28e8ca7fee6a5a4cd5466aece02a5912814c0cf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmltree v0.10.3
[INFO] [stderr]    Compiling wg-toolkit v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(inner: T, len: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remaining`
[INFO] [stdout]   --> src/util.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn remaining(&self) -> usize {
[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 2.19s
[INFO] running `Command { std: "docker" "inspect" "f7b039bb7f1ef15154e242ce28e8ca7fee6a5a4cd5466aece02a5912814c0cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b039bb7f1ef15154e242ce28e8ca7fee6a5a4cd5466aece02a5912814c0cf4", kill_on_drop: false }`
[INFO] [stdout] f7b039bb7f1ef15154e242ce28e8ca7fee6a5a4cd5466aece02a5912814c0cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21230bf34c7fa1a9a6b4ee8d91b1d84d12356dbed02142612a7c5c7d8de807f1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21230bf34c7fa1a9a6b4ee8d91b1d84d12356dbed02142612a7c5c7d8de807f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wg-toolkit v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(inner: T, len: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remaining`
[INFO] [stdout]   --> src/util.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn remaining(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bwal`
[INFO] [stdout]   --> examples/space.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let bwal: BWAL = space.decode_section().unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bwal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bwcs`
[INFO] [stdout]   --> examples/space.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let bwcs: BWCS = space.decode_section().unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bwcs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bwsg`
[INFO] [stdout]   --> examples/space.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let bwsg: BWSG = space.decode_section().unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bwsg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(inner: T, len: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remaining`
[INFO] [stdout]   --> src/util.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn remaining(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "21230bf34c7fa1a9a6b4ee8d91b1d84d12356dbed02142612a7c5c7d8de807f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21230bf34c7fa1a9a6b4ee8d91b1d84d12356dbed02142612a7c5c7d8de807f1", kill_on_drop: false }`
[INFO] [stdout] 21230bf34c7fa1a9a6b4ee8d91b1d84d12356dbed02142612a7c5c7d8de807f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e2232494c5cfb51db5e8c20b4fa0a2dba421439c4b1113406010999590b9fca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e2232494c5cfb51db5e8c20b4fa0a2dba421439c4b1113406010999590b9fca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/util.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(inner: T, len: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remaining`
[INFO] [stderr]   --> src/util.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn remaining(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `wg-toolkit` (lib) generated 2 warnings
[INFO] [stderr] warning: unused variable: `bwal`
[INFO] [stderr]   --> examples/space.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let bwal: BWAL = space.decode_section().unwrap();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bwal`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bwcs`
[INFO] [stderr]   --> examples/space.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let bwcs: BWCS = space.decode_section().unwrap();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bwcs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bwsg`
[INFO] [stderr]   --> examples/space.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let bwsg: BWSG = space.decode_section().unwrap();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_bwsg`
[INFO] [stderr] 
[INFO] [stderr] warning: `wg-toolkit` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `wg-toolkit` (example "space") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wgtk-c713717c5359534a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wgtk
[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] [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" "5e2232494c5cfb51db5e8c20b4fa0a2dba421439c4b1113406010999590b9fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2232494c5cfb51db5e8c20b4fa0a2dba421439c4b1113406010999590b9fca", kill_on_drop: false }`
[INFO] [stdout] 5e2232494c5cfb51db5e8c20b4fa0a2dba421439c4b1113406010999590b9fca