[INFO] fetching crate slabbin 1.2.0...
[INFO] testing slabbin-1.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate slabbin 1.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate slabbin 1.2.0
[INFO] finished tweaking crates.io crate slabbin 1.2.0
[INFO] tweaked toml for crates.io crate slabbin 1.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slabbin 1.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slabbin 1.2.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a33d6f48de18e13b2a6dbef04fb6f70e3cbb1d9009c584ccf2b328e8e16276c
[INFO] running `Command { std: "docker" "start" "-a" "7a33d6f48de18e13b2a6dbef04fb6f70e3cbb1d9009c584ccf2b328e8e16276c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a33d6f48de18e13b2a6dbef04fb6f70e3cbb1d9009c584ccf2b328e8e16276c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a33d6f48de18e13b2a6dbef04fb6f70e3cbb1d9009c584ccf2b328e8e16276c", kill_on_drop: false }`
[INFO] [stdout] 7a33d6f48de18e13b2a6dbef04fb6f70e3cbb1d9009c584ccf2b328e8e16276c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 058bed44109554f8679932c49732062acde4cc3c4423538b1163b1b151963e78
[INFO] running `Command { std: "docker" "start" "-a" "058bed44109554f8679932c49732062acde4cc3c4423538b1163b1b151963e78", kill_on_drop: false }`
[INFO] [stderr]    Compiling slabbin v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "058bed44109554f8679932c49732062acde4cc3c4423538b1163b1b151963e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058bed44109554f8679932c49732062acde4cc3c4423538b1163b1b151963e78", kill_on_drop: false }`
[INFO] [stdout] 058bed44109554f8679932c49732062acde4cc3c4423538b1163b1b151963e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4504123a6118429a5eae000d0b06c941f58b668eb82c5edb7a54670307f8115
[INFO] running `Command { std: "docker" "start" "-a" "d4504123a6118429a5eae000d0b06c941f58b668eb82c5edb7a54670307f8115", kill_on_drop: false }`
[INFO] [stderr]    Compiling slabbin v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "d4504123a6118429a5eae000d0b06c941f58b668eb82c5edb7a54670307f8115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4504123a6118429a5eae000d0b06c941f58b668eb82c5edb7a54670307f8115", kill_on_drop: false }`
[INFO] [stdout] d4504123a6118429a5eae000d0b06c941f58b668eb82c5edb7a54670307f8115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dddc28bde36238c91de60a95b16cdf96848389cdbf472dbf3acbdf2e6497d721
[INFO] running `Command { std: "docker" "start" "-a" "dddc28bde36238c91de60a95b16cdf96848389cdbf472dbf3acbdf2e6497d721", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slabbin-bf006b2c9506fbd3)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::basic_usage1 ... ok
[INFO] [stdout] test tests::basic_usage2 ... ok
[INFO] [stdout] test tests::different_slabs ... ok
[INFO] [stdout] test tests::basic_usage3 ... ok
[INFO] [stdout] test tests::reusing_slots1 ... ok
[INFO] [stdout] test tests::reusing_slots2 ... ok
[INFO] [stdout] test tests::reusing_slots3 ... ok
[INFO] [stdout] test tests::reusing_slots4 ... ok
[INFO] [stdout] test tests::reusing_slots5 ... ok
[INFO] [stdout] test tests::reusing_slots6 ... ok
[INFO] [stdout] test tests::same_slab ... ok
[INFO] [stdout] test tests::already_deallocated - should panic ... ok
[INFO] [stdout] test tests::foreign_ptr - should panic ... ok
[INFO] [stdout] test tests::unaligned_ptr - should panic ... ok
[INFO] [stdout] test tests::zero_slab_capacity - should panic ... ok
[INFO] [stdout] test tests::not_yet_allocated - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slabbin
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SlabAllocator (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dddc28bde36238c91de60a95b16cdf96848389cdbf472dbf3acbdf2e6497d721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dddc28bde36238c91de60a95b16cdf96848389cdbf472dbf3acbdf2e6497d721", kill_on_drop: false }`
[INFO] [stdout] dddc28bde36238c91de60a95b16cdf96848389cdbf472dbf3acbdf2e6497d721