[INFO] cloning repository https://github.com/cfr2ak/qubit-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cfr2ak/qubit-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfr2ak%2Fqubit-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfr2ak%2Fqubit-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7393c33b2964f58ade4069032d8e1eb359af40ba
[INFO] testing cfr2ak/qubit-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcfr2ak%2Fqubit-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cfr2ak/qubit-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cfr2ak/qubit-rust
[INFO] finished tweaking git repo https://github.com/cfr2ak/qubit-rust
[INFO] tweaked toml for git repo https://github.com/cfr2ak/qubit-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cfr2ak/qubit-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd90829d124e42ddb15c0de01d3833ad42094b1a7d6304cb26589dd1e7d29adf
[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" "dd90829d124e42ddb15c0de01d3833ad42094b1a7d6304cb26589dd1e7d29adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd90829d124e42ddb15c0de01d3833ad42094b1a7d6304cb26589dd1e7d29adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd90829d124e42ddb15c0de01d3833ad42094b1a7d6304cb26589dd1e7d29adf", kill_on_drop: false }`
[INFO] [stdout] dd90829d124e42ddb15c0de01d3833ad42094b1a7d6304cb26589dd1e7d29adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] edeb50a399807855f9795a531fb31d83ba2536efe2d61d9588dcfbfd41bb11d9
[INFO] running `Command { std: "docker" "start" "-a" "edeb50a399807855f9795a531fb31d83ba2536efe2d61d9588dcfbfd41bb11d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling qubit-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `phi`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     phi: f64
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "edeb50a399807855f9795a531fb31d83ba2536efe2d61d9588dcfbfd41bb11d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edeb50a399807855f9795a531fb31d83ba2536efe2d61d9588dcfbfd41bb11d9", kill_on_drop: false }`
[INFO] [stdout] edeb50a399807855f9795a531fb31d83ba2536efe2d61d9588dcfbfd41bb11d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7284fadf0ec6a7a158bd4af7a3b3db3f58e51973c2aba7f25a2cb40776a84261
[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" "7284fadf0ec6a7a158bd4af7a3b3db3f58e51973c2aba7f25a2cb40776a84261", kill_on_drop: false }`
[INFO] [stderr]    Compiling qubit-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "7284fadf0ec6a7a158bd4af7a3b3db3f58e51973c2aba7f25a2cb40776a84261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7284fadf0ec6a7a158bd4af7a3b3db3f58e51973c2aba7f25a2cb40776a84261", kill_on_drop: false }`
[INFO] [stdout] 7284fadf0ec6a7a158bd4af7a3b3db3f58e51973c2aba7f25a2cb40776a84261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 274e76a8b001f03ddfc50f40e3f68eaf4eb47cb97edb09f5a23e238118054bf8
[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" "274e76a8b001f03ddfc50f40e3f68eaf4eb47cb97edb09f5a23e238118054bf8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qubit_rust-ac9248ef20be1da8
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_collapes_of_state ... ok
[INFO] [stdout] test tests::test_init_qubit ... ok
[INFO] [stdout] test tests::test_measure_configured_as_one_qubit ... ok
[INFO] [stdout] test tests::test_neasure_default_qubit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "274e76a8b001f03ddfc50f40e3f68eaf4eb47cb97edb09f5a23e238118054bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274e76a8b001f03ddfc50f40e3f68eaf4eb47cb97edb09f5a23e238118054bf8", kill_on_drop: false }`
[INFO] [stdout] 274e76a8b001f03ddfc50f40e3f68eaf4eb47cb97edb09f5a23e238118054bf8