[INFO] fetching crate qdk_sim_experimental 0.18.2108160999...
[INFO] testing qdk_sim_experimental-0.18.2108160999 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate qdk_sim_experimental 0.18.2108160999 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate qdk_sim_experimental 0.18.2108160999 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 qdk_sim_experimental 0.18.2108160999
[INFO] finished tweaking crates.io crate qdk_sim_experimental 0.18.2108160999
[INFO] tweaked toml for crates.io crate qdk_sim_experimental 0.18.2108160999 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4e99f55e59bd9d491c5726916e6fb0cb0b083522016d85af1f7ffd101d7846a3
[INFO] running `Command { std: "docker" "start" "-a" "4e99f55e59bd9d491c5726916e6fb0cb0b083522016d85af1f7ffd101d7846a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e99f55e59bd9d491c5726916e6fb0cb0b083522016d85af1f7ffd101d7846a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e99f55e59bd9d491c5726916e6fb0cb0b083522016d85af1f7ffd101d7846a3", kill_on_drop: false }`
[INFO] [stdout] 4e99f55e59bd9d491c5726916e6fb0cb0b083522016d85af1f7ffd101d7846a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 428318a78f90eed02cfee72eb99420288eae1b27bbd8bd4f88f5f1aa55f1b671
[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" "428318a78f90eed02cfee72eb99420288eae1b27bbd8bd4f88f5f1aa55f1b671", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling cargo-lock v7.0.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling built v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling qdk_sim_experimental v0.18.2108160999 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num_enum v0.5.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.11s
[INFO] running `Command { std: "docker" "inspect" "428318a78f90eed02cfee72eb99420288eae1b27bbd8bd4f88f5f1aa55f1b671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428318a78f90eed02cfee72eb99420288eae1b27bbd8bd4f88f5f1aa55f1b671", kill_on_drop: false }`
[INFO] [stdout] 428318a78f90eed02cfee72eb99420288eae1b27bbd8bd4f88f5f1aa55f1b671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bee9d9d0f88c8e9764f68b29f957adfcdc3f03abf7ca44d56f1b0e811adbe356
[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" "bee9d9d0f88c8e9764f68b29f957adfcdc3f03abf7ca44d56f1b0e811adbe356", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling assert-json-diff v2.0.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling qdk_sim_experimental v0.18.2108160999 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Tableau`
[INFO] [stdout]  --> tests/chp_simulation_tests.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | use qdk_sim::{Pauli, Process, State, Tableau};
[INFO] [stdout]   |                                      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "bee9d9d0f88c8e9764f68b29f957adfcdc3f03abf7ca44d56f1b0e811adbe356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee9d9d0f88c8e9764f68b29f957adfcdc3f03abf7ca44d56f1b0e811adbe356", kill_on_drop: false }`
[INFO] [stdout] bee9d9d0f88c8e9764f68b29f957adfcdc3f03abf7ca44d56f1b0e811adbe356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3e8927a7ad96364ccddf957c235fa1098fa644fcee064968f6deeeaa92ed8bcd
[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" "3e8927a7ad96364ccddf957c235fa1098fa644fcee064968f6deeeaa92ed8bcd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Tableau`
[INFO] [stderr]  --> tests/chp_simulation_tests.rs:4:38
[INFO] [stderr]   |
[INFO] [stderr] 4 | use qdk_sim::{Pauli, Process, State, Tableau};
[INFO] [stderr]   |                                      ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `qdk_sim_experimental` (test "chp_simulation_tests") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qdk_sim-0f1c1eb9450a8be1)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test common_matrices::tests::elementary_matrix_is_correct ... ok
[INFO] [stdout] test common_matrices::tests::elementary_vec_is_correct ... ok
[INFO] [stdout] test common_matrices::tests::x_is_self_adjoint ... ok
[INFO] [stdout] test common_matrices::tests::y_is_self_adjoint ... ok
[INFO] [stdout] test common_matrices::tests::z_is_self_adjoint ... ok
[INFO] [stdout] test common_matrices::tests::h_is_self_adjoint ... ok
[INFO] [stdout] test common_matrices::tests::cnot_is_self_adjoint ... ok
[INFO] [stdout] test tableau::tests::bell_pair_meas_agree ... ok
[INFO] [stdout] test noise_model::tests::can_serialize_noise_model ... ok
[INFO] [stdout] test common_matrices::tests::t_squares_to_s ... ok
[INFO] [stdout] test common_matrices::tests::s_squares_to_z ... ok
[INFO] [stdout] test states::tests::trace_pure_is_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/chp_simulation_tests.rs (/opt/rustwide/target/debug/deps/chp_simulation_tests-a985ade572569d0e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test pauli_channel_applies_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serialization_tests.rs (/opt/rustwide/target/debug/deps/serialization_tests-933d09c31c8c125d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test ideal_noise_model_serializes_correctly ... ok
[INFO] [stderr]    Doc-tests qdk_sim
[INFO] [stdout] test ideal_noise_model_deserializes_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![cfg_attr(doc, warn(missing_doc_code_examples))]
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![cfg_attr(doc, feature(extended_key_value_attributes))]
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stderr]   |
[INFO] [stderr]   = help: the feature `extended_key_value_attributes` has been stable since 1.54.0 and no longer requires an attribute to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "3e8927a7ad96364ccddf957c235fa1098fa644fcee064968f6deeeaa92ed8bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8927a7ad96364ccddf957c235fa1098fa644fcee064968f6deeeaa92ed8bcd", kill_on_drop: false }`
[INFO] [stdout] 3e8927a7ad96364ccddf957c235fa1098fa644fcee064968f6deeeaa92ed8bcd