[INFO] fetching crate memmap2 0.5.0...
[INFO] testing memmap2-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate memmap2 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate memmap2 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memmap2 0.5.0
[INFO] finished tweaking crates.io crate memmap2 0.5.0
[INFO] tweaked toml for crates.io crate memmap2 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate memmap2 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf521751bd3e0cdbc06a1bbc5a90375da917731101929116e851aaf56255f004
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bf521751bd3e0cdbc06a1bbc5a90375da917731101929116e851aaf56255f004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf521751bd3e0cdbc06a1bbc5a90375da917731101929116e851aaf56255f004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf521751bd3e0cdbc06a1bbc5a90375da917731101929116e851aaf56255f004", kill_on_drop: false }`
[INFO] [stdout] bf521751bd3e0cdbc06a1bbc5a90375da917731101929116e851aaf56255f004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 376ded11c78fae5359d7646682188e81abef99e25c5eb8f371743c3a3f1f4690
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "376ded11c78fae5359d7646682188e81abef99e25c5eb8f371743c3a3f1f4690", kill_on_drop: false }`
[INFO] [stderr]    Compiling memmap2 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "376ded11c78fae5359d7646682188e81abef99e25c5eb8f371743c3a3f1f4690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376ded11c78fae5359d7646682188e81abef99e25c5eb8f371743c3a3f1f4690", kill_on_drop: false }`
[INFO] [stdout] 376ded11c78fae5359d7646682188e81abef99e25c5eb8f371743c3a3f1f4690
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2cb03cb3dc2a20b8a03cbbf20f6a14fc35d983d65de1a2aadcc5b4d4cbce7d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2cb03cb3dc2a20b8a03cbbf20f6a14fc35d983d65de1a2aadcc5b4d4cbce7d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling memmap2 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "e2cb03cb3dc2a20b8a03cbbf20f6a14fc35d983d65de1a2aadcc5b4d4cbce7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2cb03cb3dc2a20b8a03cbbf20f6a14fc35d983d65de1a2aadcc5b4d4cbce7d7", kill_on_drop: false }`
[INFO] [stdout] e2cb03cb3dc2a20b8a03cbbf20f6a14fc35d983d65de1a2aadcc5b4d4cbce7d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 400772445e65cd39b4f321b377a5450822e170375ead9d6767b7b6bf2a238353
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "400772445e65cd39b4f321b377a5450822e170375ead9d6767b7b6bf2a238353", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 18 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memmap2-2cdfc83845e70f50)
[INFO] [stdout] test test::map_anon ... ok
[INFO] [stdout] test test::map_anon_zero_len ... ok
[INFO] [stdout] test test::map_copy ... ok
[INFO] [stdout] test test::jit_x86_anon ... ok
[INFO] [stdout] test test::jit_x86_file ... ok
[INFO] [stdout] test test::index ... ok
[INFO] [stdout] test test::sync_send ... ok
[INFO] [stdout] test test::mprotect_copy ... ok
[INFO] [stdout] test test::mprotect_anon ... ok
[INFO] [stdout] test test::map_offset ... ok
[INFO] [stdout] test test::map_file ... ok
[INFO] [stdout] test test::map_fd ... ok
[INFO] [stdout] test test::file_write ... ok
[INFO] [stdout] test test::map_empty_file ... ok
[INFO] [stdout] test test::raw ... ok
[INFO] [stdout] test test::map_copy_read_only ... ok
[INFO] [stderr]    Doc-tests memmap2
[INFO] [stdout] test test::flush_range ... ok
[INFO] [stdout] test test::mprotect_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - MmapOptions::populate (line 258) ... ok
[INFO] [stdout] test src/lib.rs - MmapMut::map_mut (line 714) ... ok
[INFO] [stdout] test src/lib.rs - MmapMut::make_read_only (line 839) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map_copy (line 378) ... ok
[INFO] [stdout] test src/lib.rs - Mmap (line 485) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map_copy_read_only (line 406) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map (line 287) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::map_mut (line 335) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::stack (line 237) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::new (line 123) ... ok
[INFO] [stdout] test src/lib.rs - MmapMut::flush (line 763) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::make_mut (line 550) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::map (line 517) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::len (line 181) ... ok
[INFO] [stdout] test src/lib.rs - MmapOptions::offset (line 153) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "400772445e65cd39b4f321b377a5450822e170375ead9d6767b7b6bf2a238353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400772445e65cd39b4f321b377a5450822e170375ead9d6767b7b6bf2a238353", kill_on_drop: false }`
[INFO] [stdout] 400772445e65cd39b4f321b377a5450822e170375ead9d6767b7b6bf2a238353