[INFO] fetching crate rumpsteak 0.1.0...
[INFO] testing rumpsteak-0.1.0 against 1.95.0 for beta-1.96-2
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[INFO] validating manifest of crates.io crate rumpsteak 0.1.0 on toolchain 1.95.0
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> examples/adder.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Add(Add, Send<'c, C, S, Add, Receive<'c, C, S, Sum, Select<'c, C, S, ClientChoice<'c>>>>),
[INFO] [stdout]    |     --- ^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Add(Add, Send<'c, C, S, Add, Receive<'c, C, S, Sum, Select<'c, C, S, ClientChoice<'c>>>>),
[INFO] [stdout] 40 +     Add((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> examples/adder.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Bye(Bye, Receive<'c, C, S, Bye, End<'c>>),
[INFO] [stdout]    |     ---      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     Bye(Bye, Receive<'c, C, S, Bye, End<'c>>),
[INFO] [stdout] 41 +     Bye(Bye, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> examples/elevator.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     CloseDoor(CloseDoor, User<'u>),
[INFO] [stdout]    |     ---------            ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 54 -     CloseDoor(CloseDoor, User<'u>),
[INFO] [stdout] 54 +     CloseDoor(CloseDoor, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]   --> examples/elevator.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     OpenDoor(OpenDoor, User<'u>),
[INFO] [stdout]    |     --------           ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 55 -     OpenDoor(OpenDoor, User<'u>),
[INFO] [stdout] 55 +     OpenDoor(OpenDoor, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> examples/elevator.rs:161:48
[INFO] [stdout]     |
[INFO] [stdout] 159 |         s: ElevatorOpened<'e>,
[INFO] [stdout]     |                           -- the lifetime is named here
[INFO] [stdout] 160 |         mut rng: impl Rng + 'e,
[INFO] [stdout] 161 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the same lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'e`
[INFO] [stdout]     |
[INFO] [stdout] 161 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout] 161 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> examples/elevator.rs:179:48
[INFO] [stdout]     |
[INFO] [stdout] 177 |         s: ElevatorOpening<'e>,
[INFO] [stdout]     |                            -- the lifetime is named here
[INFO] [stdout] 178 |         rng: impl Rng + 'e,
[INFO] [stdout] 179 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the same lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'e`
[INFO] [stdout]     |
[INFO] [stdout] 179 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout] 179 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> examples/elevator.rs:190:48
[INFO] [stdout]     |
[INFO] [stdout] 188 |         s: Branch<'e, E, U, ElevatorClosed<'e>>,
[INFO] [stdout]     |                   --                       -- the lifetime is named here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout] 189 |         rng: impl Rng + 'e,
[INFO] [stdout] 190 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the same lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'e`
[INFO] [stdout]     |
[INFO] [stdout] 190 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout] 190 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> examples/elevator.rs:203:48
[INFO] [stdout]     |
[INFO] [stdout] 201 |         s: Elevator<'e>,
[INFO] [stdout]     |                     -- the lifetime is named here
[INFO] [stdout] 202 |         rng: impl Rng + 'e,
[INFO] [stdout] 203 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the same lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'e`
[INFO] [stdout]     |
[INFO] [stdout] 203 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout] 203 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 27.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "8eda01da841fd4092a408d0cff1386851036060a8d2fd212ef2d65324071324d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eda01da841fd4092a408d0cff1386851036060a8d2fd212ef2d65324071324d", kill_on_drop: false }`
[INFO] [stdout] 8eda01da841fd4092a408d0cff1386851036060a8d2fd212ef2d65324071324d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74db2791d34ca3b6eb5002dc0213ee7b3d21248980f0a5b299373656cf55e487
[INFO] running `Command { std: "docker" "start" "-a" "74db2791d34ca3b6eb5002dc0213ee7b3d21248980f0a5b299373656cf55e487", kill_on_drop: false }`
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]   --> examples/elevator.rs:54:26
[INFO] [stderr]    |
[INFO] [stderr] 54 |     CloseDoor(CloseDoor, User<'u>),
[INFO] [stderr]    |     ---------            ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 54 -     CloseDoor(CloseDoor, User<'u>),
[INFO] [stderr] 54 +     CloseDoor(CloseDoor, ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]   --> examples/elevator.rs:55:24
[INFO] [stderr]    |
[INFO] [stderr] 55 |     OpenDoor(OpenDoor, User<'u>),
[INFO] [stderr]    |     --------           ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 55 -     OpenDoor(OpenDoor, User<'u>),
[INFO] [stderr] 55 +     OpenDoor(OpenDoor, ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> examples/elevator.rs:161:48
[INFO] [stderr]     |
[INFO] [stderr] 159 |         s: ElevatorOpened<'e>,
[INFO] [stderr]     |                           -- the lifetime is named here
[INFO] [stderr] 160 |         mut rng: impl Rng + 'e,
[INFO] [stderr] 161 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the same lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'e`
[INFO] [stderr]     |
[INFO] [stderr] 161 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr] 161 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> examples/elevator.rs:179:48
[INFO] [stderr]     |
[INFO] [stderr] 177 |         s: ElevatorOpening<'e>,
[INFO] [stderr]     |                            -- the lifetime is named here
[INFO] [stderr] 178 |         rng: impl Rng + 'e,
[INFO] [stderr] 179 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the same lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'e`
[INFO] [stderr]     |
[INFO] [stderr] 179 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr] 179 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> examples/elevator.rs:190:48
[INFO] [stderr]     |
[INFO] [stderr] 188 |         s: Branch<'e, E, U, ElevatorClosed<'e>>,
[INFO] [stderr]     |                   --                       -- the lifetime is named here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is named here
[INFO] [stderr] 189 |         rng: impl Rng + 'e,
[INFO] [stderr] 190 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the same lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'e`
[INFO] [stderr]     |
[INFO] [stderr] 190 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr] 190 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> examples/elevator.rs:203:48
[INFO] [stderr]     |
[INFO] [stderr] 201 |         s: Elevator<'e>,
[INFO] [stderr]     |                     -- the lifetime is named here
[INFO] [stderr] 202 |         rng: impl Rng + 'e,
[INFO] [stderr] 203 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr]     |                         --                     ^^ the same lifetime is elided here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the same lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'e`
[INFO] [stderr]     |
[INFO] [stderr] 203 -     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stderr] 203 +     ) -> LocalBoxFuture<'e, Result<(Never, End<'e>)>> {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> examples/adder.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     Add(Add, Send<'c, C, S, Add, Receive<'c, C, S, Sum, Select<'c, C, S, ClientChoice<'c>>>>),
[INFO] [stderr]    |     --- ^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 40 -     Add(Add, Send<'c, C, S, Add, Receive<'c, C, S, Sum, Select<'c, C, S, ClientChoice<'c>>>>),
[INFO] [stderr] 40 +     Add((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]   --> examples/adder.rs:41:14
[INFO] [stderr]    |
[INFO] [stderr] 41 |     Bye(Bye, Receive<'c, C, S, Bye, End<'c>>),
[INFO] [stderr]    |     ---      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 41 -     Bye(Bye, Receive<'c, C, S, Bye, End<'c>>),
[INFO] [stderr] 41 +     Bye(Bye, ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rumpsteak` (example "elevator") generated 6 warnings (run `cargo fix --example "elevator" -p rumpsteak` to apply 4 suggestions)
[INFO] [stderr] warning: `rumpsteak` (example "adder") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rumpsteak-8a44704d675a1ffc)
[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] [stderr]    Doc-tests rumpsteak
[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" "74db2791d34ca3b6eb5002dc0213ee7b3d21248980f0a5b299373656cf55e487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74db2791d34ca3b6eb5002dc0213ee7b3d21248980f0a5b299373656cf55e487", kill_on_drop: false }`
[INFO] [stdout] 74db2791d34ca3b6eb5002dc0213ee7b3d21248980f0a5b299373656cf55e487
