[INFO] fetching crate jsonrpc-pubsub 18.0.0...
[INFO] testing jsonrpc-pubsub-18.0.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate jsonrpc-pubsub 18.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate jsonrpc-pubsub 18.0.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpc-pubsub 18.0.0
[INFO] finished tweaking crates.io crate jsonrpc-pubsub 18.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-pubsub 18.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-pubsub 18.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc-tcp-server v18.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 03b143df11bb917018a6190890d754b8a888c66a152be2378103d42133452a33
[INFO] running `Command { std: "docker" "start" "-a" "03b143df11bb917018a6190890d754b8a888c66a152be2378103d42133452a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b143df11bb917018a6190890d754b8a888c66a152be2378103d42133452a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b143df11bb917018a6190890d754b8a888c66a152be2378103d42133452a33", kill_on_drop: false }`
[INFO] [stdout] 03b143df11bb917018a6190890d754b8a888c66a152be2378103d42133452a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 854da8bccc01d284cdbfe9558235b6cebb1a8936a5aa856526fcf1f5c8f80717
[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" "854da8bccc01d284cdbfe9558235b6cebb1a8936a5aa856526fcf1f5c8f80717", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling jsonrpc-core v18.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling jsonrpc-pubsub v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "854da8bccc01d284cdbfe9558235b6cebb1a8936a5aa856526fcf1f5c8f80717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854da8bccc01d284cdbfe9558235b6cebb1a8936a5aa856526fcf1f5c8f80717", kill_on_drop: false }`
[INFO] [stdout] 854da8bccc01d284cdbfe9558235b6cebb1a8936a5aa856526fcf1f5c8f80717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45b51aefb8b8e14ba78e0d792bb20cb681d3643a246b53e13044c5cadc52417a
[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" "45b51aefb8b8e14ba78e0d792bb20cb681d3643a246b53e13044c5cadc52417a", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling jsonrpc-server-utils v18.0.0
[INFO] [stderr]    Compiling jsonrpc-tcp-server v18.0.0
[INFO] [stderr]    Compiling jsonrpc-pubsub v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 47.15s
[INFO] running `Command { std: "docker" "inspect" "45b51aefb8b8e14ba78e0d792bb20cb681d3643a246b53e13044c5cadc52417a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b51aefb8b8e14ba78e0d792bb20cb681d3643a246b53e13044c5cadc52417a", kill_on_drop: false }`
[INFO] [stdout] 45b51aefb8b8e14ba78e0d792bb20cb681d3643a246b53e13044c5cadc52417a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5106a26bb1b1df0ada99b4f4cfa8ce17fe632acc27b296c4605ee04e95606a1c
[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" "5106a26bb1b1df0ada99b4f4cfa8ce17fe632acc27b296c4605ee04e95606a1c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 30 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsonrpc_pubsub-6ddb6da8d099eb6b)
[INFO] [stdout] test manager::tests::default_numeric_id_provider_works ... ok
[INFO] [stdout] test manager::tests::new_subscription_manager_works_with_numeric_id_provider ... ok
[INFO] [stdout] test manager::tests::new_subscription_manager_works_with_random_string_provider ... ok
[INFO] [stdout] test manager::tests::subscription_is_not_canceled_because_it_didnt_exist ... ok
[INFO] [stdout] test manager::tests::random_string_provider_returns_id_with_correct_user_given_len ... ok
[INFO] [stdout] test subscription::tests::should_assign_id ... ok
[INFO] [stdout] test manager::tests::random_string_provider_returns_id_with_correct_default_len ... ok
[INFO] [stdout] test types::tests::should_convert_between_null_value_and_subscription_id ... ok
[INFO] [stdout] test subscription::tests::should_reject ... ok
[INFO] [stdout] test subscription::tests::should_unsubscribe ... ok
[INFO] [stdout] test subscription::tests::should_remove_subscription ... ok
[INFO] [stdout] test types::tests::should_convert_between_number_value_and_subscription_id ... ok
[INFO] [stdout] test subscription::tests::should_unregister_in_case_of_collision ... ok
[INFO] [stdout] test manager::tests::numeric_id_provider_with_id_works ... ok
[INFO] [stdout] test types::tests::should_convert_from_u32_to_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_u64_to_subscription_id ... ok
[INFO] [stdout] test subscription::tests::should_unregister_on_drop ... ok
[INFO] [stdout] test types::tests::should_convert_from_string_to_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_u16_to_subscription_id ... ok
[INFO] [stdout] test manager::tests::is_send_sync ... ok
[INFO] [stdout] test subscription::tests::should_send_notification_to_the_transport ... ok
[INFO] [stdout] test manager::tests::new_subscription_manager_defaults_to_random_string_provider ... ok
[INFO] [stdout] test manager::tests::subscription_is_canceled_if_it_existed ... ok
[INFO] [stdout] test handler::tests::should_handle_subscription ... ok
[INFO] [stdout] test subscription::tests::should_not_remove_subscription_if_invalid ... ok
[INFO] [stdout] test types::tests::should_convert_between_string_value_and_subscription_id ... ok
[INFO] [stdout] test subscription::tests::should_subscribe ... ok
[INFO] [stdout] test types::tests::should_convert_from_u8_to_subscription_id ... ok
[INFO] [stdout] test manager::tests::making_a_numeric_id_provider_works ... ok
[INFO] [stdout] test subscription::tests::should_not_unsubscribe_if_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jsonrpc-pubsub
[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" "5106a26bb1b1df0ada99b4f4cfa8ce17fe632acc27b296c4605ee04e95606a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5106a26bb1b1df0ada99b4f4cfa8ce17fe632acc27b296c4605ee04e95606a1c", kill_on_drop: false }`
[INFO] [stdout] 5106a26bb1b1df0ada99b4f4cfa8ce17fe632acc27b296c4605ee04e95606a1c