[INFO] fetching crate rbuckets 0.1.0...
[INFO] testing rbuckets-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate rbuckets 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rbuckets 0.1.0
[INFO] finished tweaking crates.io crate rbuckets 0.1.0
[INFO] tweaked toml for crates.io crate rbuckets 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbuckets 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rbuckets 0.1.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4b77e71d8ce5839bc789fc22535c4738614d8267b6a5beff3ebcf66e6af48f5
[INFO] running `Command { std: "docker" "start" "-a" "b4b77e71d8ce5839bc789fc22535c4738614d8267b6a5beff3ebcf66e6af48f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4b77e71d8ce5839bc789fc22535c4738614d8267b6a5beff3ebcf66e6af48f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b77e71d8ce5839bc789fc22535c4738614d8267b6a5beff3ebcf66e6af48f5", kill_on_drop: false }`
[INFO] [stdout] b4b77e71d8ce5839bc789fc22535c4738614d8267b6a5beff3ebcf66e6af48f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54991dd72d83d514b462fbf75619857ec14973aa4d54dfe2caad3f92fc21bd1f
[INFO] running `Command { std: "docker" "start" "-a" "54991dd72d83d514b462fbf75619857ec14973aa4d54dfe2caad3f92fc21bd1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuckets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "54991dd72d83d514b462fbf75619857ec14973aa4d54dfe2caad3f92fc21bd1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54991dd72d83d514b462fbf75619857ec14973aa4d54dfe2caad3f92fc21bd1f", kill_on_drop: false }`
[INFO] [stdout] 54991dd72d83d514b462fbf75619857ec14973aa4d54dfe2caad3f92fc21bd1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 455c4beeac76211a6f9bfdf01cb08e58b6cf5ce69a80f083c10c8a54a6055048
[INFO] running `Command { std: "docker" "start" "-a" "455c4beeac76211a6f9bfdf01cb08e58b6cf5ce69a80f083c10c8a54a6055048", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbuckets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "455c4beeac76211a6f9bfdf01cb08e58b6cf5ce69a80f083c10c8a54a6055048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455c4beeac76211a6f9bfdf01cb08e58b6cf5ce69a80f083c10c8a54a6055048", kill_on_drop: false }`
[INFO] [stdout] 455c4beeac76211a6f9bfdf01cb08e58b6cf5ce69a80f083c10c8a54a6055048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 708348a0d4767934e73903b484a3d9ca285365f7dce14b7b147a18f2c74b69f6
[INFO] running `Command { std: "docker" "start" "-a" "708348a0d4767934e73903b484a3d9ca285365f7dce14b7b147a18f2c74b69f6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbuckets-023bd22d3e96d6cd)
[INFO] [stdout] running 12 tests
[INFO] [stderr]    Doc-tests rbuckets
[INFO] [stdout] test tests::add_items_test ... ok
[INFO] [stdout] test tests::clear_items_test ... ok
[INFO] [stdout] test tests::clone_test ... ok
[INFO] [stdout] test tests::clear_history_test ... ok
[INFO] [stdout] test tests::history_limit_guard_test ... ok
[INFO] [stdout] test tests::history_limit_test ... ok
[INFO] [stdout] test tests::items_limit_guard_test ... ok
[INFO] [stdout] test tests::items_limit_test ... ok
[INFO] [stdout] test tests::iter_test ... ok
[INFO] [stdout] test tests::undo_test ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::threaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "708348a0d4767934e73903b484a3d9ca285365f7dce14b7b147a18f2c74b69f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708348a0d4767934e73903b484a3d9ca285365f7dce14b7b147a18f2c74b69f6", kill_on_drop: false }`
[INFO] [stdout] 708348a0d4767934e73903b484a3d9ca285365f7dce14b7b147a18f2c74b69f6