[INFO] fetching crate jsonrpc-pubsub 18.0.0...
[INFO] testing jsonrpc-pubsub-18.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate jsonrpc-pubsub 18.0.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate jsonrpc-pubsub 18.0.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-21/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcc0049e0e3deb5aafc7a5d35bb9b25dea24465cb456caa8cedb3c32aa01a393
[INFO] running `Command { std: "docker" "start" "-a" "fcc0049e0e3deb5aafc7a5d35bb9b25dea24465cb456caa8cedb3c32aa01a393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcc0049e0e3deb5aafc7a5d35bb9b25dea24465cb456caa8cedb3c32aa01a393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc0049e0e3deb5aafc7a5d35bb9b25dea24465cb456caa8cedb3c32aa01a393", kill_on_drop: false }`
[INFO] [stdout] fcc0049e0e3deb5aafc7a5d35bb9b25dea24465cb456caa8cedb3c32aa01a393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc68b62de638fe8a2b44832c842562a8aa69f4cea62fcbbaa970ffc0fb0ac01a
[INFO] running `Command { std: "docker" "start" "-a" "bc68b62de638fe8a2b44832c842562a8aa69f4cea62fcbbaa970ffc0fb0ac01a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[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 12.57s
[INFO] running `Command { std: "docker" "inspect" "bc68b62de638fe8a2b44832c842562a8aa69f4cea62fcbbaa970ffc0fb0ac01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc68b62de638fe8a2b44832c842562a8aa69f4cea62fcbbaa970ffc0fb0ac01a", kill_on_drop: false }`
[INFO] [stdout] bc68b62de638fe8a2b44832c842562a8aa69f4cea62fcbbaa970ffc0fb0ac01a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dab0178b5801a9aa2f8e314f018a884c802b54fe49f2fa8c4048658cd7fbdcfc
[INFO] running `Command { std: "docker" "start" "-a" "dab0178b5801a9aa2f8e314f018a884c802b54fe49f2fa8c4048658cd7fbdcfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[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 7.16s
[INFO] running `Command { std: "docker" "inspect" "dab0178b5801a9aa2f8e314f018a884c802b54fe49f2fa8c4048658cd7fbdcfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab0178b5801a9aa2f8e314f018a884c802b54fe49f2fa8c4048658cd7fbdcfc", kill_on_drop: false }`
[INFO] [stdout] dab0178b5801a9aa2f8e314f018a884c802b54fe49f2fa8c4048658cd7fbdcfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e18054e71b59595079e5e11bfdd8dd4c35045a079844a5af4ff24a107579243d
[INFO] running `Command { std: "docker" "start" "-a" "e18054e71b59595079e5e11bfdd8dd4c35045a079844a5af4ff24a107579243d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsonrpc_pubsub-54256930832a15f2)
[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::new_subscription_manager_works_with_numeric_id_provider ... ok
[INFO] [stdout] test manager::tests::making_a_numeric_id_provider_works ... ok
[INFO] [stdout] test manager::tests::numeric_id_provider_with_id_works ... ok
[INFO] [stdout] test manager::tests::new_subscription_manager_defaults_to_random_string_provider ... ok
[INFO] [stdout] test manager::tests::new_subscription_manager_works_with_random_string_provider ... ok
[INFO] [stdout] test manager::tests::random_string_provider_returns_id_with_correct_default_len ... 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 manager::tests::random_string_provider_returns_id_with_correct_user_given_len ... ok
[INFO] [stdout] test subscription::tests::should_reject ... ok
[INFO] [stdout] test subscription::tests::should_not_remove_subscription_if_invalid ... ok
[INFO] [stdout] test subscription::tests::should_send_notification_to_the_transport ... ok
[INFO] [stdout] test subscription::tests::should_remove_subscription ... ok
[INFO] [stdout] test subscription::tests::should_unregister_on_drop ... ok
[INFO] [stdout] test subscription::tests::should_unregister_in_case_of_collision ... ok
[INFO] [stdout] test subscription::tests::should_unsubscribe ... ok
[INFO] [stdout] test types::tests::should_convert_between_string_value_and_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_between_null_value_and_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_string_to_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_between_number_value_and_subscription_id ... ok
[INFO] [stdout] test types::tests::should_convert_from_u16_to_subscription_id ... 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 types::tests::should_convert_from_u8_to_subscription_id ... 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_unsubscribe_if_invalid ... ok
[INFO] [stdout] test subscription::tests::should_subscribe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[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" "e18054e71b59595079e5e11bfdd8dd4c35045a079844a5af4ff24a107579243d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18054e71b59595079e5e11bfdd8dd4c35045a079844a5af4ff24a107579243d", kill_on_drop: false }`
[INFO] [stdout] e18054e71b59595079e5e11bfdd8dd4c35045a079844a5af4ff24a107579243d