[INFO] fetching crate mapr 0.8.0...
[INFO] testing mapr-0.8.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mapr 0.8.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mapr 0.8.0
[INFO] finished tweaking crates.io crate mapr 0.8.0
[INFO] tweaked toml for crates.io crate mapr 0.8.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mapr 0.8.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mapr 0.8.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.77
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f6392b4584bfc96afbe18421f8318886a82f693e7b791b31c69dcffe491123
[INFO] running `Command { std: "docker" "start" "-a" "67f6392b4584bfc96afbe18421f8318886a82f693e7b791b31c69dcffe491123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f6392b4584bfc96afbe18421f8318886a82f693e7b791b31c69dcffe491123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f6392b4584bfc96afbe18421f8318886a82f693e7b791b31c69dcffe491123", kill_on_drop: false }`
[INFO] [stdout] 67f6392b4584bfc96afbe18421f8318886a82f693e7b791b31c69dcffe491123
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd39d983cef99d0dc004477e8e7bb7676f99c232f8af4558bffbce0d870381fe
[INFO] running `Command { std: "docker" "start" "-a" "fd39d983cef99d0dc004477e8e7bb7676f99c232f8af4558bffbce0d870381fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling mapr v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "fd39d983cef99d0dc004477e8e7bb7676f99c232f8af4558bffbce0d870381fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd39d983cef99d0dc004477e8e7bb7676f99c232f8af4558bffbce0d870381fe", kill_on_drop: false }`
[INFO] [stdout] fd39d983cef99d0dc004477e8e7bb7676f99c232f8af4558bffbce0d870381fe
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bc87c106e1ced2179f1dc105a6008a71d0511f8739d74dcbf6bb4c5298a262f
[INFO] running `Command { std: "docker" "start" "-a" "2bc87c106e1ced2179f1dc105a6008a71d0511f8739d74dcbf6bb4c5298a262f", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling mapr v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:952:13
[INFO] [stdout]     |
[INFO] [stdout] 952 |             &mmap[..];
[INFO] [stdout]     |             ^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 952 |             let _ = &mmap[..];
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "2bc87c106e1ced2179f1dc105a6008a71d0511f8739d74dcbf6bb4c5298a262f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc87c106e1ced2179f1dc105a6008a71d0511f8739d74dcbf6bb4c5298a262f", kill_on_drop: false }`
[INFO] [stdout] 2bc87c106e1ced2179f1dc105a6008a71d0511f8739d74dcbf6bb4c5298a262f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a1c8bb7fab9a42693d7906d0b878bd7790c0e0dec4d0fc5e3914b404b735f36
[INFO] running `Command { std: "docker" "start" "-a" "1a1c8bb7fab9a42693d7906d0b878bd7790c0e0dec4d0fc5e3914b404b735f36", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lib.rs:952:13
[INFO] [stderr]     |
[INFO] [stderr] 952 |             &mmap[..];
[INFO] [stderr]     |             ^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 952 |             let _ = &mmap[..];
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mapr` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mapr-df86d6ae3848bed2)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test::index ... ok
[INFO] [stdout] test test::map_anon ... ok
[INFO] [stdout] test test::jit_x86_anon ... ok
[INFO] [stdout] test test::map_anon_zero_len ... ok
[INFO] [stdout] test test::mprotect_anon ... ok
[INFO] [stdout] test test::jit_x86_file ... ok
[INFO] [stdout] test test::map_copy ... ok
[INFO] [stdout] test test::map_empty_file ... ok
[INFO] [stdout] test test::map_file ... ok
[INFO] [stdout] test test::map_offset ... ok
[INFO] [stdout] test test::file_write ... ok
[INFO] [stdout] test test::flush_range ... ok
[INFO] [stdout] test test::sync_send ... ok
[INFO] [stdout] test test::mprotect_copy ... ok
[INFO] [stderr]    Doc-tests mapr
[INFO] [stdout] test test::mprotect_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - MmapMut::map_mut (line 514) ... ok
[INFO] [stdout] test src/lib.rs - MmapMut::flush (line 560) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map (line 194) ... ok
[INFO] [stdout] test src/lib.rs - Mmap (line 332) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::map (line 364) ... ok
[INFO] [stdout] test src/lib.rs - MmapMut::make_read_only (line 633) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::len (line 113) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::make_mut (line 397) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::offset (line 85) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::new (line 55) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map_mut (line 237) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::stack (line 154) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map_copy (line 275) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a1c8bb7fab9a42693d7906d0b878bd7790c0e0dec4d0fc5e3914b404b735f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1c8bb7fab9a42693d7906d0b878bd7790c0e0dec4d0fc5e3914b404b735f36", kill_on_drop: false }`
[INFO] [stdout] 1a1c8bb7fab9a42693d7906d0b878bd7790c0e0dec4d0fc5e3914b404b735f36