[INFO] fetching crate melnet 0.1.12...
[INFO] testing melnet-0.1.12 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate melnet 0.1.12 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate melnet 0.1.12 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate melnet 0.1.12
[INFO] finished tweaking crates.io crate melnet 0.1.12
[INFO] tweaked toml for crates.io crate melnet 0.1.12 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate melnet 0.1.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 7fc9bc67e52f5928f2531adabd9635fa0bd7e7c43a654f18f46f0d6a8523a0f1
[INFO] running `Command { std: "docker" "start" "-a" "7fc9bc67e52f5928f2531adabd9635fa0bd7e7c43a654f18f46f0d6a8523a0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fc9bc67e52f5928f2531adabd9635fa0bd7e7c43a654f18f46f0d6a8523a0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc9bc67e52f5928f2531adabd9635fa0bd7e7c43a654f18f46f0d6a8523a0f1", kill_on_drop: false }`
[INFO] [stdout] 7fc9bc67e52f5928f2531adabd9635fa0bd7e7c43a654f18f46f0d6a8523a0f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4a966647bfd1d34439ef0f65a6d49172bb375f4a559824c22febefcd5e8cb6d
[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" "d4a966647bfd1d34439ef0f65a6d49172bb375f4a559824c22febefcd5e8cb6d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling futures-micro v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling min-max-heap v1.3.0
[INFO] [stderr]    Compiling by_address v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling instant v0.1.11
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling rtrb v0.1.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling async-oneshot v0.4.2
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling futures-intrusive v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling async-process v1.2.0
[INFO] [stderr]    Compiling async-net v1.6.1
[INFO] [stderr]    Compiling smol-timeout v0.6.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling smolscale v0.3.16
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling deadpool v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling stdcode v0.1.2
[INFO] [stderr]    Compiling melnet v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/lib.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "d4a966647bfd1d34439ef0f65a6d49172bb375f4a559824c22febefcd5e8cb6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a966647bfd1d34439ef0f65a6d49172bb375f4a559824c22febefcd5e8cb6d", kill_on_drop: false }`
[INFO] [stdout] d4a966647bfd1d34439ef0f65a6d49172bb375f4a559824c22febefcd5e8cb6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 409089ef671f34632a74b0e7d6faf836330538da0b8b74b73d6f02fa2022e01f
[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" "409089ef671f34632a74b0e7d6faf836330538da0b8b74b73d6f02fa2022e01f", kill_on_drop: false }`
[INFO] [stderr]    Compiling melnet v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/lib.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Instant`
[INFO] [stdout]   --> src/lib.rs:37:27
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "409089ef671f34632a74b0e7d6faf836330538da0b8b74b73d6f02fa2022e01f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409089ef671f34632a74b0e7d6faf836330538da0b8b74b73d6f02fa2022e01f", kill_on_drop: false }`
[INFO] [stdout] 409089ef671f34632a74b0e7d6faf836330538da0b8b74b73d6f02fa2022e01f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 1ab6a0037f01ed64f469b8424004c70e8450354aab68dfd8198680fa2221c516
[INFO] running `Command { std: "docker" "start" "-a" "1ab6a0037f01ed64f469b8424004c70e8450354aab68dfd8198680fa2221c516", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Instant`
[INFO] [stderr]   --> src/lib.rs:37:27
[INFO] [stderr]    |
[INFO] [stderr] 37 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `melnet` (lib) generated 1 warning
[INFO] [stderr] warning: `melnet` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/melnet-ab554ba1265bda16)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mngossip-f209666553690090)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests melnet
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ab6a0037f01ed64f469b8424004c70e8450354aab68dfd8198680fa2221c516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab6a0037f01ed64f469b8424004c70e8450354aab68dfd8198680fa2221c516", kill_on_drop: false }`
[INFO] [stdout] 1ab6a0037f01ed64f469b8424004c70e8450354aab68dfd8198680fa2221c516