[INFO] fetching crate observe 0.1.0...
[INFO] checking observe-0.1.0 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate observe 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate observe 0.1.0 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate observe 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate observe 0.1.0
[INFO] tweaked toml for crates.io crate observe 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eeb2dafb4789b56ecb0af26c3348c53f67e1d25774cdf42955d8bbb213fbfaf
[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" "1eeb2dafb4789b56ecb0af26c3348c53f67e1d25774cdf42955d8bbb213fbfaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eeb2dafb4789b56ecb0af26c3348c53f67e1d25774cdf42955d8bbb213fbfaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eeb2dafb4789b56ecb0af26c3348c53f67e1d25774cdf42955d8bbb213fbfaf", kill_on_drop: false }`
[INFO] [stdout] 1eeb2dafb4789b56ecb0af26c3348c53f67e1d25774cdf42955d8bbb213fbfaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afd68ca247d553a11df430a8da49d492808389328625759484b60072a7688fe5
[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" "afd68ca247d553a11df430a8da49d492808389328625759484b60072a7688fe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking fragile v1.0.0
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking tracing-subscriber v0.2.12
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling mockall_derive v0.7.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling observe-macro v0.1.0
[INFO] [stderr]     Checking observe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mockall v0.7.2
[INFO] [stdout] error[E0432]: unresolved import `observe::future`
[INFO] [stdout]  --> tests/suite/store.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     future::{ComputedFuture, TokioLocal},
[INFO] [stdout]   |     ^^^^^^ could not find `future` in `observe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `futures`
[INFO] [stdout]  --> tests/suite/store.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures::Future;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `future` in `observe`
[INFO] [stdout]   --> tests/suite/store.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let data = observe::future!(() ctx => Self::data(ctx));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ could not find `future` in `observe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures`
[INFO] [stdout]   --> tests/suite/store.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         futures::future::ready(10)
[INFO] [stdout]    |         ^^^^^^^ use of undeclared crate or module `futures`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `enclose::enclose`
[INFO] [stdout]  --> tests/suite/computed.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use enclose::enclose;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/test.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new() -> SharedMock {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/test.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn get<'a>(&'a self) -> MutexGuard<'a, MockSpy> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[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 `observe`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "afd68ca247d553a11df430a8da49d492808389328625759484b60072a7688fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd68ca247d553a11df430a8da49d492808389328625759484b60072a7688fe5", kill_on_drop: false }`
[INFO] [stdout] afd68ca247d553a11df430a8da49d492808389328625759484b60072a7688fe5