[INFO] fetching crate filebuffer 1.0.1...
[INFO] testing filebuffer-1.0.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate filebuffer 1.0.1 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate filebuffer 1.0.1
[INFO] finished tweaking crates.io crate filebuffer 1.0.1
[INFO] tweaked toml for crates.io crate filebuffer 1.0.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate filebuffer 1.0.1 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 filebuffer 1.0.1 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] [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-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] 9d1068e15c4cacfa14217b5f51084b22f1eb3eefd72d45d94fb13327d882bc83
[INFO] running `Command { std: "docker" "start" "-a" "9d1068e15c4cacfa14217b5f51084b22f1eb3eefd72d45d94fb13327d882bc83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d1068e15c4cacfa14217b5f51084b22f1eb3eefd72d45d94fb13327d882bc83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1068e15c4cacfa14217b5f51084b22f1eb3eefd72d45d94fb13327d882bc83", kill_on_drop: false }`
[INFO] [stdout] 9d1068e15c4cacfa14217b5f51084b22f1eb3eefd72d45d94fb13327d882bc83
[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] 7bd2d07cbb189b4189f960f969be5a30de5e0b272e06d2155f3f20eab551454e
[INFO] running `Command { std: "docker" "start" "-a" "7bd2d07cbb189b4189f960f969be5a30de5e0b272e06d2155f3f20eab551454e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.163
[INFO] [stderr]    Compiling filebuffer v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "7bd2d07cbb189b4189f960f969be5a30de5e0b272e06d2155f3f20eab551454e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd2d07cbb189b4189f960f969be5a30de5e0b272e06d2155f3f20eab551454e", kill_on_drop: false }`
[INFO] [stdout] 7bd2d07cbb189b4189f960f969be5a30de5e0b272e06d2155f3f20eab551454e
[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] b7498397291f6d9630bedce5999ae0d38cc0bffb543a49db5d9f187ee81f9d57
[INFO] running `Command { std: "docker" "start" "-a" "b7498397291f6d9630bedce5999ae0d38cc0bffb543a49db5d9f187ee81f9d57", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling filebuffer v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "b7498397291f6d9630bedce5999ae0d38cc0bffb543a49db5d9f187ee81f9d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7498397291f6d9630bedce5999ae0d38cc0bffb543a49db5d9f187ee81f9d57", kill_on_drop: false }`
[INFO] [stdout] b7498397291f6d9630bedce5999ae0d38cc0bffb543a49db5d9f187ee81f9d57
[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] ab7c43bba247e858a7dd22ab5a0014153d81807b2fbca28ee937cea32a394641
[INFO] running `Command { std: "docker" "start" "-a" "ab7c43bba247e858a7dd22ab5a0014153d81807b2fbca28ee937cea32a394641", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/filebuffer-b8ac8191949befb2)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test empty_file_deref_is_fine ... ok
[INFO] [stdout] test empty_file_has_zero_resident_len ... ok
[INFO] [stdout] test fbuffer_can_be_shared_among_threads ... ok
[INFO] [stdout] test empty_file_prefetch_is_fine ... ok
[INFO] [stdout] test fbuffer_can_be_moved_into_thread ... ok
[INFO] [stdout] test make_resident ... ok
[INFO] [stdout] test open_empty_file_is_fine ... ok
[INFO] [stdout] test drop_after_leak ... ok
[INFO] [stdout] test open_file ... ok
[INFO] [stdout] test page_size_at_least_4096 ... ok
[INFO] [stdout] test prefetch_is_not_harmful ... ok
[INFO] [stdout] test verify_round_down_to ... ok
[INFO] [stdout] test verify_round_up_to ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests filebuffer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... 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" "ab7c43bba247e858a7dd22ab5a0014153d81807b2fbca28ee937cea32a394641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7c43bba247e858a7dd22ab5a0014153d81807b2fbca28ee937cea32a394641", kill_on_drop: false }`
[INFO] [stdout] ab7c43bba247e858a7dd22ab5a0014153d81807b2fbca28ee937cea32a394641