[INFO] fetching crate rumpsteak 0.1.0...
[INFO] checking rumpsteak-0.1.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate rumpsteak 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rumpsteak 0.1.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate rumpsteak 0.1.0
[INFO] finished tweaking crates.io crate rumpsteak 0.1.0
[INFO] tweaked toml for crates.io crate rumpsteak 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rumpsteak 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.3.12
[INFO] [stderr]   Downloaded rumpsteak-macros v0.1.0
[INFO] [stderr]   Downloaded half v1.7.1
[INFO] [stderr]   Downloaded tinytemplate v1.2.0
[INFO] [stderr]   Downloaded futures-executor v0.3.12
[INFO] [stderr]   Downloaded criterion v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fb82717f2b6cfd1e23af30011b444114fc24dd17880cde902aeeae7209069a8
[INFO] running `Command { std: "docker" "start" "-a" "3fb82717f2b6cfd1e23af30011b444114fc24dd17880cde902aeeae7209069a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb82717f2b6cfd1e23af30011b444114fc24dd17880cde902aeeae7209069a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb82717f2b6cfd1e23af30011b444114fc24dd17880cde902aeeae7209069a8", kill_on_drop: false }`
[INFO] [stdout] 3fb82717f2b6cfd1e23af30011b444114fc24dd17880cde902aeeae7209069a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 170680e2c86921f699b2c695bdbdf5f0bcef1a040deea17b39349f23a79935ce
[INFO] running `Command { std: "docker" "start" "-a" "170680e2c86921f699b2c695bdbdf5f0bcef1a040deea17b39349f23a79935ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking tinytemplate v1.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling rumpsteak-macros v0.1.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking rumpsteak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `mpstthree`
[INFO] [stdout]    --> benches/three_adder.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 284 |     use mpstthree::{
[INFO] [stdout]     |         ^^^^^^^^^ use of undeclared crate or module `mpstthree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rumpsteak_oneshot`
[INFO] [stdout]    --> benches/three_adder.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use rumpsteak_oneshot::{session3, End, Left, Receive, Right, Send, SessionPair};
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ use of undeclared crate or module `rumpsteak_oneshot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mpstthree`
[INFO] [stdout]    --> benches/three_adder.rs:284:9
[INFO] [stdout]     |
[INFO] [stdout] 284 |     use mpstthree::{
[INFO] [stdout]     |         ^^^^^^^^^ use of undeclared crate or module `mpstthree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> examples/elevator.rs:161:48
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn opened<'e>(
[INFO] [stdout]     |               -- lifetime `'e` declared here
[INFO] [stdout] ...
[INFO] [stdout] 161 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                                                ^^ this elided lifetime gets resolved as `'e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> examples/elevator.rs:179:48
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn opening<'e>(
[INFO] [stdout]     |                -- lifetime `'e` declared here
[INFO] [stdout] ...
[INFO] [stdout] 179 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                                                ^^ this elided lifetime gets resolved as `'e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> examples/elevator.rs:190:48
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn closed<'e>(
[INFO] [stdout]     |               -- lifetime `'e` declared here
[INFO] [stdout] ...
[INFO] [stdout] 190 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                                                ^^ this elided lifetime gets resolved as `'e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> examples/elevator.rs:203:48
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn elevator<'e>(
[INFO] [stdout]     |                 -- lifetime `'e` declared here
[INFO] [stdout] ...
[INFO] [stdout] 203 |     ) -> LocalBoxFuture<'e, Result<(Never, End<'_>)>> {
[INFO] [stdout]     |                                                ^^ this elided lifetime gets resolved as `'e`
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` 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((), ()),
[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, ()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable definition
[INFO] [stdout]    --> examples/elevator.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     try_join!(user(&mut u), door(&mut d), elevator(&mut e)).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     unreachable definition
[INFO] [stdout]     |     any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `Never`, which is uninhabited
[INFO] [stdout]    --> examples/elevator.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     try_join!(user(&mut u), door(&mut d), elevator(&mut e)).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `$crate::try_join` which comes from the expansion of the macro `try_join` (in Nightly builds, run with -Z macro-backtrace for more info)
[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)]` 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, ()),
[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, ()),
[INFO] [stdout]    |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rumpsteak` (bench "three_adder") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "170680e2c86921f699b2c695bdbdf5f0bcef1a040deea17b39349f23a79935ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170680e2c86921f699b2c695bdbdf5f0bcef1a040deea17b39349f23a79935ce", kill_on_drop: false }`
[INFO] [stdout] 170680e2c86921f699b2c695bdbdf5f0bcef1a040deea17b39349f23a79935ce
