[INFO] fetching crate plunger 0.1.0-rc.5...
[INFO] testing plunger-0.1.0-rc.5 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate plunger 0.1.0-rc.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate plunger 0.1.0-rc.5
[INFO] finished tweaking crates.io crate plunger 0.1.0-rc.5
[INFO] tweaked toml for crates.io crate plunger 0.1.0-rc.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate plunger 0.1.0-rc.5 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate plunger 0.1.0-rc.5 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diatomic-waker v0.2.3
[INFO] [stderr]   Downloaded replace_with v0.1.8
[INFO] [stderr]   Downloaded password-auth v1.0.0
[INFO] [stderr]   Downloaded pinned-aliasable v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0e460d6c059ddf1c27ffe6bcd7f1949861746120fc5d06c88f07e5494ac8500
[INFO] running `Command { std: "docker" "start" "-a" "b0e460d6c059ddf1c27ffe6bcd7f1949861746120fc5d06c88f07e5494ac8500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0e460d6c059ddf1c27ffe6bcd7f1949861746120fc5d06c88f07e5494ac8500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e460d6c059ddf1c27ffe6bcd7f1949861746120fc5d06c88f07e5494ac8500", kill_on_drop: false }`
[INFO] [stdout] b0e460d6c059ddf1c27ffe6bcd7f1949861746120fc5d06c88f07e5494ac8500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd09b6f110b0b7df82a94a68d8a5e13c2a735d7fa7249645c7ed86361d4ab856
[INFO] running `Command { std: "docker" "start" "-a" "fd09b6f110b0b7df82a94a68d8a5e13c2a735d7fa7249645c7ed86361d4ab856", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling diatomic-waker v0.2.3
[INFO] [stderr]    Compiling replace_with v0.1.8
[INFO] [stderr]    Compiling pinned-aliasable v0.1.3
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling plunger v0.1.0-rc.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "fd09b6f110b0b7df82a94a68d8a5e13c2a735d7fa7249645c7ed86361d4ab856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd09b6f110b0b7df82a94a68d8a5e13c2a735d7fa7249645c7ed86361d4ab856", kill_on_drop: false }`
[INFO] [stdout] fd09b6f110b0b7df82a94a68d8a5e13c2a735d7fa7249645c7ed86361d4ab856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d9e83f4f4c4a3f7d2f1105678bb34435cbf3f0e2ab3b1644ed17642bb3da9c
[INFO] running `Command { std: "docker" "start" "-a" "07d9e83f4f4c4a3f7d2f1105678bb34435cbf3f0e2ab3b1644ed17642bb3da9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling argon2 v0.5.3
[INFO] [stderr]    Compiling password-auth v1.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling plunger v0.1.0-rc.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.31s
[INFO] running `Command { std: "docker" "inspect" "07d9e83f4f4c4a3f7d2f1105678bb34435cbf3f0e2ab3b1644ed17642bb3da9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d9e83f4f4c4a3f7d2f1105678bb34435cbf3f0e2ab3b1644ed17642bb3da9c", kill_on_drop: false }`
[INFO] [stdout] 07d9e83f4f4c4a3f7d2f1105678bb34435cbf3f0e2ab3b1644ed17642bb3da9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33ce9d9e9bbc057d64e000fb7211e50de4c5e88118bfbab5e5133177c36b863e
[INFO] running `Command { std: "docker" "start" "-a" "33ce9d9e9bbc057d64e000fb7211e50de4c5e88118bfbab5e5133177c36b863e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/plunger-3ffea21ed628896f)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::perforamnce_sanity_check ... ignored, slow
[INFO] [stdout] test tests::smoke ... ignored, slow
[INFO] [stdout] test tests::shutdown ... ok
[INFO] [stdout] test tests::take_context ... ok
[INFO] [stdout] test tests::panic ... ok
[INFO] [stdout] test tests::cancellation ... ok
[INFO] [stderr]    Doc-tests plunger
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::cancellation_mt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Plunger (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.70s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 2.77s; merged doctests compilation took 1.05s
[INFO] running `Command { std: "docker" "inspect" "33ce9d9e9bbc057d64e000fb7211e50de4c5e88118bfbab5e5133177c36b863e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ce9d9e9bbc057d64e000fb7211e50de4c5e88118bfbab5e5133177c36b863e", kill_on_drop: false }`
[INFO] [stdout] 33ce9d9e9bbc057d64e000fb7211e50de4c5e88118bfbab5e5133177c36b863e