[INFO] fetching crate quantum 0.1.2...
[INFO] testing quantum-0.1.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate quantum 0.1.2 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate quantum 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quantum 0.1.2
[INFO] finished tweaking crates.io crate quantum 0.1.2
[INFO] tweaked toml for crates.io crate quantum 0.1.2 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a58a26f7b54e539ecf21842c02b4d515ea41c83d5fe4c9a0f9dd607b27cad00
[INFO] running `Command { std: "docker" "start" "-a" "9a58a26f7b54e539ecf21842c02b4d515ea41c83d5fe4c9a0f9dd607b27cad00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a58a26f7b54e539ecf21842c02b4d515ea41c83d5fe4c9a0f9dd607b27cad00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a58a26f7b54e539ecf21842c02b4d515ea41c83d5fe4c9a0f9dd607b27cad00", kill_on_drop: false }`
[INFO] [stdout] 9a58a26f7b54e539ecf21842c02b4d515ea41c83d5fe4c9a0f9dd607b27cad00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8101cefdd35d79ebea0155189ef539612f17b6943310eef98bc88e0c22ad452e
[INFO] running `Command { std: "docker" "start" "-a" "8101cefdd35d79ebea0155189ef539612f17b6943310eef98bc88e0c22ad452e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling float-cmp v0.2.5
[INFO] [stderr]    Compiling quantum v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "8101cefdd35d79ebea0155189ef539612f17b6943310eef98bc88e0c22ad452e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8101cefdd35d79ebea0155189ef539612f17b6943310eef98bc88e0c22ad452e", kill_on_drop: false }`
[INFO] [stdout] 8101cefdd35d79ebea0155189ef539612f17b6943310eef98bc88e0c22ad452e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e75fb9ea361518940f5fb01b21283c88b20a304c3fbaff81b7e2c1086a645fc
[INFO] running `Command { std: "docker" "start" "-a" "9e75fb9ea361518940f5fb01b21283c88b20a304c3fbaff81b7e2c1086a645fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling quantum v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matrix.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |    let mut m = m_real![1, 2; 3, 4];
[INFO] [stdout]     |        ----^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matrix.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let mut added = m_real![2, 4; 6, 8];
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/matrix.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut squared = m_real![7, 10; 15, 22];
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "9e75fb9ea361518940f5fb01b21283c88b20a304c3fbaff81b7e2c1086a645fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e75fb9ea361518940f5fb01b21283c88b20a304c3fbaff81b7e2c1086a645fc", kill_on_drop: false }`
[INFO] [stdout] 9e75fb9ea361518940f5fb01b21283c88b20a304c3fbaff81b7e2c1086a645fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dec475eeeaf2e963e59bc9168795867808f27d4dcb5068aab2ab68fd03d922aa
[INFO] running `Command { std: "docker" "start" "-a" "dec475eeeaf2e963e59bc9168795867808f27d4dcb5068aab2ab68fd03d922aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/matrix.rs:193:8
[INFO] [stderr]     |
[INFO] [stderr] 193 |    let mut m = m_real![1, 2; 3, 4];
[INFO] [stderr]     |        ----^
[INFO] [stderr]     |        |
[INFO] [stderr]     |        help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/matrix.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let mut added = m_real![2, 4; 6, 8];
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/matrix.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let mut squared = m_real![7, 10; 15, 22];
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `quantum` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quantum-8cabcfc20fde33f9)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test complex::complex_test ... ok
[INFO] [stdout] test computer::compute_test ... ok
[INFO] [stdout] test gates::pauli_y_test ... ok
[INFO] [stdout] test gates::pauli_x_test ... ok
[INFO] [stdout] test gates::swap_test ... ok
[INFO] [stdout] test ket::from_classical_test ... ok
[INFO] [stdout] test ket::classical_test ... ok
[INFO] [stdout] test ket::valid_test ... ok
[INFO] [stdout] test gates::identity_test ... ok
[INFO] [stdout] test gates::phase_shift_test ... ok
[INFO] [stdout] test computer::state_test ... ok
[INFO] [stdout] test other::qubit::initialization_test ... ok
[INFO] [stdout] test registers::collapse_test ... ok
[INFO] [stdout] test registers::state_test ... ok
[INFO] [stdout] test registers::initialization_test ... ok
[INFO] [stdout] test gates::pauli_z_test ... ok
[INFO] [stdout] test matrix::matrix_test ... ok
[INFO] [stdout] test gates::hadamard_test ... ok
[INFO] [stdout] test other::qubit::bad_initialization_test - should panic ... ok
[INFO] [stdout] test registers::double_collapse_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quantum
[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" "dec475eeeaf2e963e59bc9168795867808f27d4dcb5068aab2ab68fd03d922aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec475eeeaf2e963e59bc9168795867808f27d4dcb5068aab2ab68fd03d922aa", kill_on_drop: false }`
[INFO] [stdout] dec475eeeaf2e963e59bc9168795867808f27d4dcb5068aab2ab68fd03d922aa
