[INFO] crate qip 0.1.8 is already in cache
[INFO] extracting crate qip 0.1.8 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/qip/0.1.8
[INFO] extracting crate qip 0.1.8 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/qip/0.1.8
[INFO] validating manifest of qip-0.1.8 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of qip-0.1.8 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing qip-0.1.8
[INFO] finished frobbing qip-0.1.8
[INFO] frobbed toml for qip-0.1.8 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/qip/0.1.8/Cargo.toml
[INFO] started frobbing qip-0.1.8
[INFO] finished frobbing qip-0.1.8
[INFO] frobbed toml for qip-0.1.8 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/qip/0.1.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking qip-0.1.8 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/qip/0.1.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 74549d962a6d382d427c1ef63b3c2566f61bc6ef795b8b59b2a77ea273cd6bf3
[INFO] running `"docker" "start" "-a" "74549d962a6d382d427c1ef63b3c2566f61bc6ef795b8b59b2a77ea273cd6bf3"`
[INFO] [stderr]     Checking qip v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iterators/ops.rs:20:14
[INFO] [stderr]    |
[INFO] [stderr] 20 |         &'a (Fn(u64) -> (u64, f64) + Send + Sync),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubit_chainer.rs:191:16
[INFO] [stderr]     |
[INFO] [stderr] 191 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:310:16
[INFO] [stderr]     |
[INFO] [stderr] 310 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:396:16
[INFO] [stderr]     |
[INFO] [stderr] 396 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:412:13
[INFO] [stderr]     |
[INFO] [stderr] 412 |     b: &mut UnitaryBuilder,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnitaryBuilder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:525:16
[INFO] [stderr]     |
[INFO] [stderr] 525 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:566:29
[INFO] [stderr]     |
[INFO] [stderr] 566 |     parent_builder: &'a mut UnitaryBuilder,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnitaryBuilder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:663:16
[INFO] [stderr]     |
[INFO] [stderr] 663 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:725:16
[INFO] [stderr]     |
[INFO] [stderr] 725 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state_ops.rs:26:38
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Function(Vec<u64>, Vec<u64>, Box<Fn(u64) -> (u64, f64) + Send + Sync>),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/state_ops.rs:163:12
[INFO] [stderr]     |
[INFO] [stderr] 163 |     f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iterators/ops.rs:20:14
[INFO] [stderr]    |
[INFO] [stderr] 20 |         &'a (Fn(u64) -> (u64, f64) + Send + Sync),
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubit_chainer.rs:191:16
[INFO] [stderr]     |
[INFO] [stderr] 191 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:310:16
[INFO] [stderr]     |
[INFO] [stderr] 310 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:396:16
[INFO] [stderr]     |
[INFO] [stderr] 396 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:412:13
[INFO] [stderr]     |
[INFO] [stderr] 412 |     b: &mut UnitaryBuilder,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnitaryBuilder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:525:16
[INFO] [stderr]     |
[INFO] [stderr] 525 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:566:29
[INFO] [stderr]     |
[INFO] [stderr] 566 |     parent_builder: &'a mut UnitaryBuilder,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnitaryBuilder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:663:16
[INFO] [stderr]     |
[INFO] [stderr] 663 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/qubits.rs:725:16
[INFO] [stderr]     |
[INFO] [stderr] 725 |         f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state_ops.rs:26:38
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Function(Vec<u64>, Vec<u64>, Box<Fn(u64) -> (u64, f64) + Send + Sync>),
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/state_ops.rs:163:12
[INFO] [stderr]     |
[INFO] [stderr] 163 |     f: Box<Fn(u64) -> (u64, f64) + Send + Sync>,
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> (u64, f64) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/grovers.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     b: &mut UnitaryBuilder,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnitaryBuilder`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/grovers.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |     b: &mut UnitaryBuilder,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn UnitaryBuilder`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> examples/grovers.rs:65:10
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let (s, states) = (0..iters).fold((s, vec![]), |(s, mut vecs), _| {
[INFO] [stderr]    |          ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `"docker" "inspect" "74549d962a6d382d427c1ef63b3c2566f61bc6ef795b8b59b2a77ea273cd6bf3"`
[INFO] running `"docker" "rm" "-f" "74549d962a6d382d427c1ef63b3c2566f61bc6ef795b8b59b2a77ea273cd6bf3"`
[INFO] [stdout] 74549d962a6d382d427c1ef63b3c2566f61bc6ef795b8b59b2a77ea273cd6bf3