[INFO] fetching crate cloud-pubsub 0.5.0...
[INFO] checking cloud-pubsub-0.5.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate cloud-pubsub 0.5.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate cloud-pubsub 0.5.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cloud-pubsub 0.5.0
[INFO] finished tweaking crates.io crate cloud-pubsub 0.5.0
[INFO] tweaked toml for crates.io crate cloud-pubsub 0.5.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate cloud-pubsub 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v0.4.7
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.17
[INFO] [stderr]   Downloaded envy v0.4.1
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[INFO] [stderr]   Downloaded tokio-macros v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83fdbe9f3520de70a19221dfcb092817227189cdcee8b57221a11e69556b45dd
[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" "83fdbe9f3520de70a19221dfcb092817227189cdcee8b57221a11e69556b45dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83fdbe9f3520de70a19221dfcb092817227189cdcee8b57221a11e69556b45dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83fdbe9f3520de70a19221dfcb092817227189cdcee8b57221a11e69556b45dd", kill_on_drop: false }`
[INFO] [stdout] 83fdbe9f3520de70a19221dfcb092817227189cdcee8b57221a11e69556b45dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1293590caabd2331ebb91613c09cbaa49b5f50d8d8ff082620fdc74bc5434ecd
[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" "1293590caabd2331ebb91613c09cbaa49b5f50d8d8ff082620fdc74bc5434ecd", kill_on_drop: false }`
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[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]  --> examples/subscribe_to_topic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::future::lazy;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `run` in crate `tokio`
[INFO] [stdout]   --> examples/subscribe_to_topic.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     tokio::run(lazy(move || {
[INFO] [stdout]    |            ^^^ not found in `tokio`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::io::sys::run;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use crate::io::util::write_int::io::sys::rand::mem::fmt::run;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lazy` in this scope
[INFO] [stdout]   --> examples/subscribe_to_topic.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |     tokio::run(lazy(move || {
[INFO] [stdout]    |                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]  --> examples/subscribe_to_topic.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `map` exists for opaque type `impl Future`, but its trait bounds were not satisfied
[INFO] [stdout]   --> examples/subscribe_to_topic.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |             .map(|subscription| {
[INFO] [stdout]    |              ^^^ method cannot be called on `impl Future` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `impl Future: Iterator`
[INFO] [stdout]            which is required by `&mut impl Future: Iterator`
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: consider `await`ing on the `Future` and calling the method on its `Output`
[INFO] [stdout]    |
[INFO] [stdout] 44 |             .await.map(|subscription| {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 1  | use futures_util::future::future::FutureExt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `clone` found for struct `Arc<_>` in the current scope
[INFO] [stdout]   --> examples/subscribe_to_topic.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |                     .clone()
[INFO] [stdout]    |                      ^^^^^ method not found in `Arc<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `sub` is a function, perhaps you wish to call it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acknowledge_messages` found for struct `Arc<_>` in the current scope
[INFO] [stdout]   --> examples/subscribe_to_topic.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 | ...                   tokio::spawn(sub.acknowledge_messages(acks));
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^ method not found in `Arc<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `sub` is a function, perhaps you wish to call it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cloud-pubsub`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1293590caabd2331ebb91613c09cbaa49b5f50d8d8ff082620fdc74bc5434ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1293590caabd2331ebb91613c09cbaa49b5f50d8d8ff082620fdc74bc5434ecd", kill_on_drop: false }`
[INFO] [stdout] 1293590caabd2331ebb91613c09cbaa49b5f50d8d8ff082620fdc74bc5434ecd