[INFO] fetching crate cloud-pubsub 0.5.0...
[INFO] checking cloud-pubsub-0.5.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate cloud-pubsub 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cloud-pubsub 0.5.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 548b116e081ec038068fe169ae8de30de189c7ef3bc0ff36fa297106c2bdeca0
[INFO] running `Command { std: "docker" "start" "-a" "548b116e081ec038068fe169ae8de30de189c7ef3bc0ff36fa297106c2bdeca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "548b116e081ec038068fe169ae8de30de189c7ef3bc0ff36fa297106c2bdeca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548b116e081ec038068fe169ae8de30de189c7ef3bc0ff36fa297106c2bdeca0", kill_on_drop: false }`
[INFO] [stdout] 548b116e081ec038068fe169ae8de30de189c7ef3bc0ff36fa297106c2bdeca0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5a3b3b2c739e2f2e7364c50f2d2de2e27e03f52071e0b6438bd7b74cf8a8269
[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" "a5a3b3b2c739e2f2e7364c50f2d2de2e27e03f52071e0b6438bd7b74cf8a8269", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.7
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking tokio v0.2.10
[INFO] [stderr]     Checking pin-project v0.4.7
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking envy v0.4.1
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking smpl_jwt v0.4.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking goauth v0.6.1
[INFO] [stderr]     Checking cloud-pubsub v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type 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 type 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]: no method named `map` found for opaque type `impl Future` in the current scope
[INFO] [stdout]   --> examples/subscribe_to_topic.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |             .map(|subscription| {
[INFO] [stdout]    |              ^^^ method not found in `impl Future`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method `map` exists but 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 awaiting before this method call
[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" "a5a3b3b2c739e2f2e7364c50f2d2de2e27e03f52071e0b6438bd7b74cf8a8269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a3b3b2c739e2f2e7364c50f2d2de2e27e03f52071e0b6438bd7b74cf8a8269", kill_on_drop: false }`
[INFO] [stdout] a5a3b3b2c739e2f2e7364c50f2d2de2e27e03f52071e0b6438bd7b74cf8a8269
