[INFO] fetching crate ratman 0.2.0...
[INFO] checking ratman-0.2.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate ratman 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ratman 0.2.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ratman 0.2.0
[INFO] finished tweaking crates.io crate ratman 0.2.0
[INFO] tweaked toml for crates.io crate ratman 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ratman-identity v0.4.0
[INFO] [stderr]   Downloaded ratman-netmod v0.4.0
[INFO] [stderr]   Downloaded netmod-mem v0.3.0
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 596d18873e2c9ae42848ae9598ec4cb4cd8f40539a5e3bc9d9848c0672da69db
[INFO] running `Command { std: "docker" "start" "-a" "596d18873e2c9ae42848ae9598ec4cb4cd8f40539a5e3bc9d9848c0672da69db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "596d18873e2c9ae42848ae9598ec4cb4cd8f40539a5e3bc9d9848c0672da69db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596d18873e2c9ae42848ae9598ec4cb4cd8f40539a5e3bc9d9848c0672da69db", kill_on_drop: false }`
[INFO] [stdout] 596d18873e2c9ae42848ae9598ec4cb4cd8f40539a5e3bc9d9848c0672da69db
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb39327f70109852c053cb2167d6c7d3b589919fdf63919e5e611aa41dff6e3
[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" "7fb39327f70109852c053cb2167d6c7d3b589919fdf63919e5e611aa41dff6e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling signal-hook v0.3.8
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking task-notify v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.4.0
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking clockctrl v0.1.0
[INFO] [stderr]     Checking heapless v0.5.6
[INFO] [stderr]     Checking ratman-identity v0.6.2
[INFO] [stderr]     Checking ratman-identity v0.4.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking postcard v0.4.3
[INFO] [stderr]     Checking conjoiner-engine v1.2.3
[INFO] [stderr]     Checking ratman-netmod v0.5.1
[INFO] [stderr]     Checking ratman-netmod v0.4.0
[INFO] [stderr]     Checking netmod-mem v0.3.0
[INFO] [stderr]     Checking ratman v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `save`
[INFO] [stdout]   --> src/core/journal.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub(crate) async fn save(&self, fid: &SeqId) {
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::task`
[INFO] [stdout]   --> tests/announce.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use async_std::task;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]    --> src/lib.rs:312:21
[INFO] [stdout]     |
[INFO] [stdout] 312 |     r1.add_endpoint(m1).await;
[INFO] [stdout]     |                     ^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]    --> src/lib.rs:313:21
[INFO] [stdout]     |
[INFO] [stdout] 313 |     r2.add_endpoint(m2).await;
[INFO] [stdout]     |                     ^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/announce.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     r1.add_endpoint(mm1).await;
[INFO] [stdout]    |                     ^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/announce.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |     r2.add_endpoint(mm2_1).await;
[INFO] [stdout]    |                     ^^^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/announce.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |     r2.add_endpoint(mm2_3).await;
[INFO] [stdout]    |                     ^^^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/announce.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |     r3.add_endpoint(mm3).await;
[INFO] [stdout]    |                     ^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ratman`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/very_simple_chat.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     r1.add_endpoint(mm1).await;
[INFO] [stdout]    |                     ^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/very_simple_chat.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |     r2.add_endpoint(mm2_1).await;
[INFO] [stdout]    |                     ^^^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/very_simple_chat.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     r2.add_endpoint(mm2_3).await;
[INFO] [stdout]    |                     ^^^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MemMod: Endpoint` is not satisfied
[INFO] [stdout]   --> tests/very_simple_chat.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |     r3.add_endpoint(mm3).await;
[INFO] [stdout]    |                     ^^^ the trait `Endpoint` is not implemented for `MemMod`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7fb39327f70109852c053cb2167d6c7d3b589919fdf63919e5e611aa41dff6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb39327f70109852c053cb2167d6c7d3b589919fdf63919e5e611aa41dff6e3", kill_on_drop: false }`
[INFO] [stdout] 7fb39327f70109852c053cb2167d6c7d3b589919fdf63919e5e611aa41dff6e3