[INFO] fetching crate lay-steane 0.1.2...
[INFO] testing lay-steane-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate lay-steane 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lay-steane 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lay-steane 0.1.2
[INFO] finished tweaking crates.io crate lay-steane 0.1.2
[INFO] tweaked toml for crates.io crate lay-steane 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate lay-steane 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded python3-sys v0.5.2
[INFO] [stderr]   Downloaded cpython v0.5.2
[INFO] [stderr]   Downloaded lay-simulator-gk v0.1.0
[INFO] [stderr]   Downloaded lay v0.1.0
[INFO] [stderr]   Downloaded lay-simulator-blueqat v0.1.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 255ad36d8b6e9c129f672a541dd08126b594e4973bb8ba80fa64193e30afb29c
[INFO] running `Command { std: "docker" "start" "-a" "255ad36d8b6e9c129f672a541dd08126b594e4973bb8ba80fa64193e30afb29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "255ad36d8b6e9c129f672a541dd08126b594e4973bb8ba80fa64193e30afb29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255ad36d8b6e9c129f672a541dd08126b594e4973bb8ba80fa64193e30afb29c", kill_on_drop: false }`
[INFO] [stdout] 255ad36d8b6e9c129f672a541dd08126b594e4973bb8ba80fa64193e30afb29c
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0feffac335180daee1400bac7de5a3d1fb4dfddb76d1a692a67e34b8399f9f57
[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" "0feffac335180daee1400bac7de5a3d1fb4dfddb76d1a692a67e34b8399f9f57", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling lay v0.1.0
[INFO] [stderr]    Compiling lay-simulator-gk v0.1.0
[INFO] [stderr]    Compiling lay-steane v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "0feffac335180daee1400bac7de5a3d1fb4dfddb76d1a692a67e34b8399f9f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0feffac335180daee1400bac7de5a3d1fb4dfddb76d1a692a67e34b8399f9f57", kill_on_drop: false }`
[INFO] [stdout] 0feffac335180daee1400bac7de5a3d1fb4dfddb76d1a692a67e34b8399f9f57
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ed3472c16f42ea34cbc96b64d2e4777e9b6ef4fc58ebff03513edb7c0180a97
[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" "6ed3472c16f42ea34cbc96b64d2e4777e9b6ef4fc58ebff03513edb7c0180a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling lay-steane v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:363:13
[INFO] [stdout]     |
[INFO] [stdout] 363 |         for i in 0..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:379:13
[INFO] [stdout]     |
[INFO] [stdout] 379 |         for i in 0..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |         for i in 0..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "6ed3472c16f42ea34cbc96b64d2e4777e9b6ef4fc58ebff03513edb7c0180a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed3472c16f42ea34cbc96b64d2e4777e9b6ef4fc58ebff03513edb7c0180a97", kill_on_drop: false }`
[INFO] [stdout] 6ed3472c16f42ea34cbc96b64d2e4777e9b6ef4fc58ebff03513edb7c0180a97
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a2f47e561368eeba96aeeeb14debb87218ff80e31d9f1c2dd65190775849b7b
[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" "7a2f47e561368eeba96aeeeb14debb87218ff80e31d9f1c2dd65190775849b7b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:363:13
[INFO] [stderr]     |
[INFO] [stderr] 363 |         for i in 0..10 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:379:13
[INFO] [stderr]     |
[INFO] [stderr] 379 |         for i in 0..10 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |         for i in 0..10 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: `lay-steane` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lay_steane-7247379b5ac9134a)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::bell ... ok
[INFO] [stdout] test tests::cx ... ok
[INFO] [stdout] test tests::cx3 ... ok
[INFO] [stdout] test tests::ghz ... ok
[INFO] [stdout] test tests::cx2 ... ok
[INFO] [stdout] test tests::initialize ... ok
[INFO] [stdout] test tests::initialize_and_measure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lay-steane
[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" "7a2f47e561368eeba96aeeeb14debb87218ff80e31d9f1c2dd65190775849b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2f47e561368eeba96aeeeb14debb87218ff80e31d9f1c2dd65190775849b7b", kill_on_drop: false }`
[INFO] [stdout] 7a2f47e561368eeba96aeeeb14debb87218ff80e31d9f1c2dd65190775849b7b