[INFO] fetching crate phi-accrual-detector 0.3.1...
[INFO] testing phi-accrual-detector-0.3.1 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate phi-accrual-detector 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate phi-accrual-detector 0.3.1
[INFO] finished tweaking crates.io crate phi-accrual-detector 0.3.1
[INFO] tweaked toml for crates.io crate phi-accrual-detector 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate phi-accrual-detector 0.3.1 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate phi-accrual-detector 0.3.1 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling phi-accrual-detector v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.57s
[INFO] running `Command { std: "docker" "inspect" "0415e271cb7482e1c53fca05ebe4ed0ed145958a2a01c0128afefb886f2b5ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0415e271cb7482e1c53fca05ebe4ed0ed145958a2a01c0128afefb886f2b5ab8", kill_on_drop: false }`
[INFO] [stdout] 0415e271cb7482e1c53fca05ebe4ed0ed145958a2a01c0128afefb886f2b5ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee800b0108f817f7f69421f67f5cfac113a0c84ada137719f82b7e1ab0da2e88
[INFO] running `Command { std: "docker" "start" "-a" "ee800b0108f817f7f69421f67f5cfac113a0c84ada137719f82b7e1ab0da2e88", kill_on_drop: false }`
[INFO] [stderr]    Compiling phi-accrual-detector v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:264:13
[INFO] [stdout]     |
[INFO] [stdout] 264 |         for i in 1..10 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         &stats.insert(curr_time.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let _ = &stats.insert(curr_time.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |             &stats.insert(arrived_at);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 250 |             let _ = &stats.insert(arrived_at);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 |             &detector.insert(arrived_at).await;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 285 |             let _ = &detector.insert(arrived_at).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `show_history` is never used
[INFO] [stdout]   --> examples/monitor.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait MonitorInteraction {
[INFO] [stdout]    |       ------------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 29 |     async fn show_history(&self);
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "ee800b0108f817f7f69421f67f5cfac113a0c84ada137719f82b7e1ab0da2e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee800b0108f817f7f69421f67f5cfac113a0c84ada137719f82b7e1ab0da2e88", kill_on_drop: false }`
[INFO] [stdout] ee800b0108f817f7f69421f67f5cfac113a0c84ada137719f82b7e1ab0da2e88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51594236edf80a06abeac40f6f40da81f66fef5202dfc178e3d25920529f490a
[INFO] running `Command { std: "docker" "start" "-a" "51594236edf80a06abeac40f6f40da81f66fef5202dfc178e3d25920529f490a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |         for i in 1..10 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lib.rs:245:9
[INFO] [stderr]     |
[INFO] [stderr] 245 |         &stats.insert(curr_time.clone());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 245 |         let _ = &stats.insert(curr_time.clone());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lib.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |             &stats.insert(arrived_at);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let _ = &stats.insert(arrived_at);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lib.rs:285:13
[INFO] [stderr]     |
[INFO] [stderr] 285 |             &detector.insert(arrived_at).await;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let _ = &detector.insert(arrived_at).await;
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `phi-accrual-detector` (lib test) generated 4 warnings (run `cargo fix --lib -p phi-accrual-detector --tests` to apply 1 suggestion)
[INFO] [stderr] warning: method `show_history` is never used
[INFO] [stderr]   --> examples/monitor.rs:29:14
[INFO] [stderr]    |
[INFO] [stderr] 26 | trait MonitorInteraction {
[INFO] [stderr]    |       ------------------ method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 29 |     async fn show_history(&self);
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `phi-accrual-detector` (example "monitor") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/phi_accrual_detector-f58241ad6a7a2acc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_constant_phi_with_constant_pings_calculation ... ok
[INFO] [stdout] test tests::test_variant_mean_and_variance_combo_calculation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests phi_accrual_detector
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 6) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 6) stdout ----
[INFO] [stdout] error[E0599]: no method named `insert` found for struct `Arc<Detector>` in the current scope
[INFO] [stdout]   --> src/lib.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |         self.detector.insert(current_time).await.expect("Some panic occurred");
[INFO] [stdout]    |                       ^^^^^^ method not found in `Arc<Detector>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `PhiInteraction` which provides `insert` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use crate::phi_accrual_detector::PhiInteraction;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         self.detector.insert(current_time).await.expect("Some panic occurred");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `last_arrived_at` found for struct `Arc<Detector>` in the current scope
[INFO] [stdout]   --> src/lib.rs:34:44
[INFO] [stdout]    |
[INFO] [stdout] 34 |        let last_arrived_at = self.detector.last_arrived_at().await.expect("Some panic occurred");
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ method not found in `Arc<Detector>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `PhiInteraction` which provides `last_arrived_at` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use crate::phi_accrual_detector::PhiInteraction;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:34:30
[INFO] [stdout]    |
[INFO] [stdout] 34 |        let last_arrived_at = self.detector.last_arrived_at().await.expect("Some panic occurred");
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `phi` found for struct `Arc<Detector>` in the current scope
[INFO] [stdout]   --> src/lib.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |        let phi = self.detector.phi(current_time).await.unwrap();
[INFO] [stdout]    |                                ^^^ method not found in `Arc<Detector>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `PhiInteraction` which provides `phi` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  6 + use crate::phi_accrual_detector::PhiInteraction;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:36:18
[INFO] [stdout]    |
[INFO] [stdout] 36 |        let phi = self.detector.phi(current_time).await.unwrap();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "51594236edf80a06abeac40f6f40da81f66fef5202dfc178e3d25920529f490a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51594236edf80a06abeac40f6f40da81f66fef5202dfc178e3d25920529f490a", kill_on_drop: false }`
[INFO] [stdout] 51594236edf80a06abeac40f6f40da81f66fef5202dfc178e3d25920529f490a
