[INFO] fetching crate para 0.2.0...
[INFO] checking para-0.2.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate para 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate para 0.2.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate para 0.2.0
[INFO] finished tweaking crates.io crate para 0.2.0
[INFO] tweaked toml for crates.io crate para 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce9896607c2b1c449eb10275ee64d2d4581f4ef165d1e54b36d65940613c9576
[INFO] running `Command { std: "docker" "start" "-a" "ce9896607c2b1c449eb10275ee64d2d4581f4ef165d1e54b36d65940613c9576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9896607c2b1c449eb10275ee64d2d4581f4ef165d1e54b36d65940613c9576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9896607c2b1c449eb10275ee64d2d4581f4ef165d1e54b36d65940613c9576", kill_on_drop: false }`
[INFO] [stdout] ce9896607c2b1c449eb10275ee64d2d4581f4ef165d1e54b36d65940613c9576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89b7c8e0114cfb128b93bff168a7f015db6a726d5e6e94ad76889ce7ae55d37b
[INFO] running `Command { std: "docker" "start" "-a" "89b7c8e0114cfb128b93bff168a7f015db6a726d5e6e94ad76889ce7ae55d37b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking rich-phantoms v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking para v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(in_band_lifetimes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to unsolved ergonomic questions and added lifetime resolution complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(in_band_lifetimes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to unsolved ergonomic questions and added lifetime resolution complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/consumer/map.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                         ^^ undeclared lifetime
[INFO] [stdout]   |
[INFO] [stdout]   = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
[INFO] [stdout] help: consider making the bound lifetime-generic with a new `'a` lifetime
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: for<'a> Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                +++++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<'a, C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |             +++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Mapper<'a, I, O>: Sized {
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/consumer/map.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                         ^^ undeclared lifetime
[INFO] [stdout]   |
[INFO] [stdout]   = note: for more information on higher-ranked polymorphism, visit https://doc.rust-lang.org/nomicon/hrtb.html
[INFO] [stdout] help: consider making the bound lifetime-generic with a new `'a` lifetime
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: for<'a> Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                +++++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<'a, C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |             +++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Mapper<'a, I, O>: Sized {
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/consumer/map.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                                                  ^^ undeclared lifetime
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<'a, C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |             +++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Mapper<'a, I, O>: Sized {
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/consumer/map.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                                                  ^^ undeclared lifetime
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<'a, C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |             +++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Mapper<'a, I, O>: Sized {
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/consumer/map.rs:8:63
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                                                               ^^ undeclared lifetime
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<'a, C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |             +++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Mapper<'a, I, O>: Sized {
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/consumer/map.rs:8:63
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |                                                               ^^ undeclared lifetime
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn pipe<'a, C: Consumer<'a, O>>(self, consumer: &'a C) -> Map<'a, I, O, Self, C> {
[INFO] [stdout]   |             +++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Mapper<'a, I, O>: Sized {
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0261, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0261`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `para` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0261, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0261`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `para` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "89b7c8e0114cfb128b93bff168a7f015db6a726d5e6e94ad76889ce7ae55d37b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b7c8e0114cfb128b93bff168a7f015db6a726d5e6e94ad76889ce7ae55d37b", kill_on_drop: false }`
[INFO] [stdout] 89b7c8e0114cfb128b93bff168a7f015db6a726d5e6e94ad76889ce7ae55d37b
