[INFO] fetching crate agreed 1.1.0...
[INFO] testing agreed-1.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate agreed 1.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate agreed 1.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate agreed 1.1.0
[INFO] finished tweaking crates.io crate agreed 1.1.0
[INFO] tweaked toml for crates.io crate agreed 1.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b609ddbe79b487c8b167e734a805eef8eb36689da057acfaad99d2e2506e84b
[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" "3b609ddbe79b487c8b167e734a805eef8eb36689da057acfaad99d2e2506e84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b609ddbe79b487c8b167e734a805eef8eb36689da057acfaad99d2e2506e84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b609ddbe79b487c8b167e734a805eef8eb36689da057acfaad99d2e2506e84b", kill_on_drop: false }`
[INFO] [stdout] 3b609ddbe79b487c8b167e734a805eef8eb36689da057acfaad99d2e2506e84b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", 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] 52346762b5f130ea5c599180075ce944aae135e8a59b1fd39fd462ad71be669b
[INFO] running `Command { std: "docker" "start" "-a" "52346762b5f130ea5c599180075ce944aae135e8a59b1fd39fd462ad71be669b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling agreed v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `handle`
[INFO] [stdout]   --> src/replication/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub handle: JoinHandle<()>,
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "52346762b5f130ea5c599180075ce944aae135e8a59b1fd39fd462ad71be669b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52346762b5f130ea5c599180075ce944aae135e8a59b1fd39fd462ad71be669b", kill_on_drop: false }`
[INFO] [stdout] 52346762b5f130ea5c599180075ce944aae135e8a59b1fd39fd462ad71be669b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46b9fdb70db600335be98ae57dd3c5343c61ad11ec366d41f6c921cca7433e34
[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" "46b9fdb70db600335be98ae57dd3c5343c61ad11ec366d41f6c921cca7433e34", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `handle`
[INFO] [stdout]   --> src/replication/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub handle: JoinHandle<()>,
[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] [stderr]    Compiling agreed v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `handle`
[INFO] [stdout]   --> src/replication/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub handle: JoinHandle<()>,
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "46b9fdb70db600335be98ae57dd3c5343c61ad11ec366d41f6c921cca7433e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b9fdb70db600335be98ae57dd3c5343c61ad11ec366d41f6c921cca7433e34", kill_on_drop: false }`
[INFO] [stdout] 46b9fdb70db600335be98ae57dd3c5343c61ad11ec366d41f6c921cca7433e34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dcacd9e3ec1666965497e50b178f9cfcb3405e8c3950c27cc772e16211856c3
[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" "2dcacd9e3ec1666965497e50b178f9cfcb3405e8c3950c27cc772e16211856c3", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `handle`
[INFO] [stderr]   --> src/replication/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub handle: JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `agreed` (lib) generated 1 warning
[INFO] [stderr] warning: `agreed` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/agreed-2d3c542696bdc64b)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test config::tests::test_invalid_election_timeout_config_produces_expected_error ... ok
[INFO] [stdout] test core::replication::tests::snapshot_is_within_half_of_threshold::happy_path_true_when_within_half_threshold ... ok
[INFO] [stdout] test config::tests::test_config_defaults ... ok
[INFO] [stdout] test core::replication::tests::snapshot_is_within_half_of_threshold::happy_path_false_when_above_half_threshold ... ok
[INFO] [stdout] test core::replication::tests::calculate_new_commit_index::basic_values ... ok
[INFO] [stdout] test config::tests::test_config_with_specified_values ... ok
[INFO] [stdout] test core::replication::tests::calculate_new_commit_index::even_number_of_nodes ... ok
[INFO] [stdout] test core::replication::tests::calculate_new_commit_index::len_one_where_less_than_current ... ok
[INFO] [stdout] test core::replication::tests::calculate_new_commit_index::len_one_where_greater_than_current ... ok
[INFO] [stdout] test core::replication::tests::snapshot_is_within_half_of_threshold::guards_against_underflow ... ok
[INFO] [stdout] test core::replication::tests::calculate_new_commit_index::majority_wins ... ok
[INFO] [stdout] test core::replication::tests::calculate_new_commit_index::len_zero_should_return_current_commit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests agreed
[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" "2dcacd9e3ec1666965497e50b178f9cfcb3405e8c3950c27cc772e16211856c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcacd9e3ec1666965497e50b178f9cfcb3405e8c3950c27cc772e16211856c3", kill_on_drop: false }`
[INFO] [stdout] 2dcacd9e3ec1666965497e50b178f9cfcb3405e8c3950c27cc772e16211856c3