[INFO] fetching crate stubborn-io 0.3.1...
[INFO] testing stubborn-io-0.3.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate stubborn-io 0.3.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate stubborn-io 0.3.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stubborn-io 0.3.1
[INFO] finished tweaking crates.io crate stubborn-io 0.3.1
[INFO] tweaked toml for crates.io crate stubborn-io 0.3.1 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec80408f186952ac3584f9baa56a9a847d7514ad7536b4748e3f3e685a92984b
[INFO] running `Command { std: "docker" "start" "-a" "ec80408f186952ac3584f9baa56a9a847d7514ad7536b4748e3f3e685a92984b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec80408f186952ac3584f9baa56a9a847d7514ad7536b4748e3f3e685a92984b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec80408f186952ac3584f9baa56a9a847d7514ad7536b4748e3f3e685a92984b", kill_on_drop: false }`
[INFO] [stdout] ec80408f186952ac3584f9baa56a9a847d7514ad7536b4748e3f3e685a92984b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cd2b476ddea294ffbb7b70e5631cd8c8fe80a61a9ffaa1901dce2b106ba1ad4
[INFO] running `Command { std: "docker" "start" "-a" "1cd2b476ddea294ffbb7b70e5631cd8c8fe80a61a9ffaa1901dce2b106ba1ad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling stubborn-io v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.81s
[INFO] running `Command { std: "docker" "inspect" "1cd2b476ddea294ffbb7b70e5631cd8c8fe80a61a9ffaa1901dce2b106ba1ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd2b476ddea294ffbb7b70e5631cd8c8fe80a61a9ffaa1901dce2b106ba1ad4", kill_on_drop: false }`
[INFO] [stdout] 1cd2b476ddea294ffbb7b70e5631cd8c8fe80a61a9ffaa1901dce2b106ba1ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2152f04ee975d07edbaa88ae1840a471cdf1f0d12ba620b4f9cf4a54082adf9a
[INFO] running `Command { std: "docker" "start" "-a" "2152f04ee975d07edbaa88ae1840a471cdf1f0d12ba620b4f9cf4a54082adf9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling stubborn-io v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.83s
[INFO] running `Command { std: "docker" "inspect" "2152f04ee975d07edbaa88ae1840a471cdf1f0d12ba620b4f9cf4a54082adf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2152f04ee975d07edbaa88ae1840a471cdf1f0d12ba620b4f9cf4a54082adf9a", kill_on_drop: false }`
[INFO] [stdout] 2152f04ee975d07edbaa88ae1840a471cdf1f0d12ba620b4f9cf4a54082adf9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f34b95ec35778598c429f53c8713a42bc0afa53a1d05f085d1f31d18bb2c2c0
[INFO] running `Command { std: "docker" "start" "-a" "1f34b95ec35778598c429f53c8713a42bc0afa53a1d05f085d1f31d18bb2c2c0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stubborn_io-cfbe340c85e3d3bb)
[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]      Running tests/dummy_tests.rs (/opt/rustwide/target/debug/deps/dummy_tests-64d68299d2257b3f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test already_connected::should_ignore_non_fatal_errors_and_continue_as_connected ... ok
[INFO] [stdout] test instantiating::should_be_connected_if_initial_connect_succeeds ... ok
[INFO] [stdout] test instantiating::should_be_disconnected_if_initial_connect_fails_with_fail_on_first_enabled ... ok
[INFO] [stdout] test instantiating::should_be_connected_if_initial_connect_fails_but_then_other_succeeds ... ok
[INFO] [stdout] test instantiating::should_be_disconnected_if_all_initial_connects_fail ... ok
[INFO] [stdout] test already_connected::should_be_able_to_recover_after_disconnect ... ok
[INFO] [stdout] test already_connected::should_give_up_when_all_attempts_exhausted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stubborn-io
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/config.rs - config::ReconnectOptions::with_retries_generator (line 47) ... ok
[INFO] [stdout] test src/tokio/tcp.rs - tokio::tcp::StubbornTcpStream (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.98s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f34b95ec35778598c429f53c8713a42bc0afa53a1d05f085d1f31d18bb2c2c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f34b95ec35778598c429f53c8713a42bc0afa53a1d05f085d1f31d18bb2c2c0", kill_on_drop: false }`
[INFO] [stdout] 1f34b95ec35778598c429f53c8713a42bc0afa53a1d05f085d1f31d18bb2c2c0