[INFO] fetching crate n0-watcher 0.3.0...
[INFO] testing n0-watcher-0.3.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate n0-watcher 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate n0-watcher 0.3.0
[INFO] finished tweaking crates.io crate n0-watcher 0.3.0
[INFO] tweaked toml for crates.io crate n0-watcher 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate n0-watcher 0.3.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate n0-watcher 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7e60f3174c56708827125993ceffa00d277325f3e094a58f1961adeb89af818
[INFO] running `Command { std: "docker" "start" "-a" "f7e60f3174c56708827125993ceffa00d277325f3e094a58f1961adeb89af818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7e60f3174c56708827125993ceffa00d277325f3e094a58f1961adeb89af818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e60f3174c56708827125993ceffa00d277325f3e094a58f1961adeb89af818", kill_on_drop: false }`
[INFO] [stdout] f7e60f3174c56708827125993ceffa00d277325f3e094a58f1961adeb89af818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966c7ecc9cb9090b38c0390caabed8cf4e8bb61f5c44b1087cab71ef753d74ca
[INFO] running `Command { std: "docker" "start" "-a" "966c7ecc9cb9090b38c0390caabed8cf4e8bb61f5c44b1087cab71ef753d74ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling n0-future v0.1.3
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling cordyceps v0.3.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling diatomic-waker v0.2.3
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling futures-buffered v0.2.11
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling snafu-derive v0.8.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling snafu v0.8.6
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling n0-watcher v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.80s
[INFO] running `Command { std: "docker" "inspect" "966c7ecc9cb9090b38c0390caabed8cf4e8bb61f5c44b1087cab71ef753d74ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966c7ecc9cb9090b38c0390caabed8cf4e8bb61f5c44b1087cab71ef753d74ca", kill_on_drop: false }`
[INFO] [stdout] 966c7ecc9cb9090b38c0390caabed8cf4e8bb61f5c44b1087cab71ef753d74ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee4f2285b4b1ab8afe70e8cf1b49810fc1c091df1b62957a848bd8033c33e67f
[INFO] running `Command { std: "docker" "start" "-a" "ee4f2285b4b1ab8afe70e8cf1b49810fc1c091df1b62957a848bd8033c33e67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling n0-future v0.1.3
[INFO] [stderr]    Compiling n0-watcher v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.32s
[INFO] running `Command { std: "docker" "inspect" "ee4f2285b4b1ab8afe70e8cf1b49810fc1c091df1b62957a848bd8033c33e67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4f2285b4b1ab8afe70e8cf1b49810fc1c091df1b62957a848bd8033c33e67f", kill_on_drop: false }`
[INFO] [stdout] ee4f2285b4b1ab8afe70e8cf1b49810fc1c091df1b62957a848bd8033c33e67f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b179c4ffc1c938e85c5b73976fc8ee8827c4cafb04a3df9aa6703f7f33b0bb9
[INFO] running `Command { std: "docker" "start" "-a" "8b179c4ffc1c938e85c5b73976fc8ee8827c4cafb04a3df9aa6703f7f33b0bb9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/n0_watcher-93103add5190be7c)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_initialize ... ok
[INFO] [stdout] test tests::test_join_simple ... ok
[INFO] [stdout] test tests::test_get ... ok
[INFO] [stdout] test tests::test_update_wakeup_on_watchable_drop ... ok
[INFO] [stdout] test tests::test_initialized_always_resolves ... ok
[INFO] [stdout] test tests::test_update_wakeup_always_a_change ... ok
[INFO] [stdout] test tests::test_updated_then_disconnect_then_get ... ok
[INFO] [stdout] test tests::test_initialize_already_init ... ok
[INFO] [stdout] test tests::test_has_watchers ... ok
[INFO] [stdout] test tests::test_update_cancel_safety ... ok
[INFO] [stderr]    Doc-tests n0_watcher
[INFO] [stdout] test tests::test_watcher ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b179c4ffc1c938e85c5b73976fc8ee8827c4cafb04a3df9aa6703f7f33b0bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b179c4ffc1c938e85c5b73976fc8ee8827c4cafb04a3df9aa6703f7f33b0bb9", kill_on_drop: false }`
[INFO] [stdout] 8b179c4ffc1c938e85c5b73976fc8ee8827c4cafb04a3df9aa6703f7f33b0bb9