[INFO] fetching crate jsonrpc-pubsub 18.0.0...
[INFO] testing jsonrpc-pubsub-18.0.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate jsonrpc-pubsub 18.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jsonrpc-pubsub 18.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-6/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" "+1.54.0" "fetch" "--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] 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" "+1.54.0" "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] ab77029afc680330785dfe5965d26eec0e9893d98605c972bc4d9d4b74f06177
[INFO] running `Command { std: "docker" "start" "-a" "ab77029afc680330785dfe5965d26eec0e9893d98605c972bc4d9d4b74f06177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab77029afc680330785dfe5965d26eec0e9893d98605c972bc4d9d4b74f06177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab77029afc680330785dfe5965d26eec0e9893d98605c972bc4d9d4b74f06177", kill_on_drop: false }`
[INFO] [stdout] ab77029afc680330785dfe5965d26eec0e9893d98605c972bc4d9d4b74f06177
[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=warn" "-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" "+1.54.0" "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] 1bc0b18f17d314867330c1dc959d65f7cf7373da929ee9ffb6328b4fbe38b84c
[INFO] running `Command { std: "docker" "start" "-a" "1bc0b18f17d314867330c1dc959d65f7cf7373da929ee9ffb6328b4fbe38b84c", kill_on_drop: false }`
[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 jsonrpc-pubsub v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "1bc0b18f17d314867330c1dc959d65f7cf7373da929ee9ffb6328b4fbe38b84c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc0b18f17d314867330c1dc959d65f7cf7373da929ee9ffb6328b4fbe38b84c", kill_on_drop: false }`
[INFO] [stdout] 1bc0b18f17d314867330c1dc959d65f7cf7373da929ee9ffb6328b4fbe38b84c
[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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--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] 3b1461a8e245ef28cf9a8bac25431da4bb23efd5fb0135f391fbbf8b3a3d7a5e
[INFO] running `Command { std: "docker" "start" "-a" "3b1461a8e245ef28cf9a8bac25431da4bb23efd5fb0135f391fbbf8b3a3d7a5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.8.2
[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 14.58s
[INFO] running `Command { std: "docker" "inspect" "3b1461a8e245ef28cf9a8bac25431da4bb23efd5fb0135f391fbbf8b3a3d7a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1461a8e245ef28cf9a8bac25431da4bb23efd5fb0135f391fbbf8b3a3d7a5e", kill_on_drop: false }`
[INFO] [stdout] 3b1461a8e245ef28cf9a8bac25431da4bb23efd5fb0135f391fbbf8b3a3d7a5e
[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=warn" "-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" "+1.54.0" "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] 9b2a5a0d753570e078636c1a70c1ce0c7a8456547d10e9fc0772dc5abc30d694
[INFO] running `Command { std: "docker" "start" "-a" "9b2a5a0d753570e078636c1a70c1ce0c7a8456547d10e9fc0772dc5abc30d694", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsonrpc_pubsub-5b80c38ab92e8e80)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test manager::tests::default_numeric_id_provider_works ... ok
[INFO] [stdout] test manager::tests::is_send_sync ... ok
[INFO] [stdout] test manager::tests::making_a_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_defaults_to_random_string_provider ... ok
[INFO] [stdout] test manager::tests::random_string_provider_returns_id_with_correct_user_given_len ... ok
[INFO] [stdout] test manager::tests::new_subscription_manager_works_with_random_string_provider ... ok
[INFO] [stdout] test subscription::tests::should_not_remove_subscription_if_invalid ... ok
[INFO] [stdout] test manager::tests::numeric_id_provider_with_id_works ... ok
[INFO] [stdout] test manager::tests::subscription_is_not_canceled_because_it_didnt_exist ... ok
[INFO] [stdout] test subscription::tests::should_assign_id ... ok
[INFO] [stdout] test subscription::tests::should_reject ... ok
[INFO] [stdout] test subscription::tests::should_unsubscribe ... ok
[INFO] [stdout] test types::tests::should_convert_between_number_value_and_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_u32_to_subscription_id ... ok
[INFO] [stdout] test subscription::tests::should_remove_subscription ... ok
[INFO] [stdout] test types::tests::should_convert_from_u16_to_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_u64_to_subscription_id ... ok
[INFO] [stdout] test subscription::tests::should_send_notification_to_the_transport ... ok
[INFO] [stdout] test types::tests::should_convert_from_u8_to_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_string_to_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_between_string_value_and_subscription_id ... ok
[INFO] [stdout] test handler::tests::should_handle_subscription ... ok
[INFO] [stdout] test subscription::tests::should_not_unsubscribe_if_invalid ... ok
[INFO] [stdout] test subscription::tests::should_subscribe ... ok
[INFO] [stdout] test manager::tests::subscription_is_canceled_if_it_existed ... ok
[INFO] [stdout] test subscription::tests::should_unregister_in_case_of_collision ... ok
[INFO] [stdout] test subscription::tests::should_unregister_on_drop ... ok
[INFO] [stdout] test types::tests::should_convert_between_null_value_and_subscription_id ... ok
[INFO] [stdout] test manager::tests::random_string_provider_returns_id_with_correct_default_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "9b2a5a0d753570e078636c1a70c1ce0c7a8456547d10e9fc0772dc5abc30d694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2a5a0d753570e078636c1a70c1ce0c7a8456547d10e9fc0772dc5abc30d694", kill_on_drop: false }`
[INFO] [stdout] 9b2a5a0d753570e078636c1a70c1ce0c7a8456547d10e9fc0772dc5abc30d694
