[INFO] fetching crate mmio 2.1.0...
[INFO] testing mmio-2.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mmio 2.1.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate mmio 2.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmio 2.1.0
[INFO] finished tweaking crates.io crate mmio 2.1.0
[INFO] tweaked toml for crates.io crate mmio 2.1.0 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58400c8a03c5edc1aa0896410bb32ac4e221548c3d9b0cb7fb228b7aabb21ec8
[INFO] running `Command { std: "docker" "start" "-a" "58400c8a03c5edc1aa0896410bb32ac4e221548c3d9b0cb7fb228b7aabb21ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58400c8a03c5edc1aa0896410bb32ac4e221548c3d9b0cb7fb228b7aabb21ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58400c8a03c5edc1aa0896410bb32ac4e221548c3d9b0cb7fb228b7aabb21ec8", kill_on_drop: false }`
[INFO] [stdout] 58400c8a03c5edc1aa0896410bb32ac4e221548c3d9b0cb7fb228b7aabb21ec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da81282c6d06232097d6a6c66a431cffda78d4af90099afd5338abdc66044d1
[INFO] running `Command { std: "docker" "start" "-a" "7da81282c6d06232097d6a6c66a431cffda78d4af90099afd5338abdc66044d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mmio v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "7da81282c6d06232097d6a6c66a431cffda78d4af90099afd5338abdc66044d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da81282c6d06232097d6a6c66a431cffda78d4af90099afd5338abdc66044d1", kill_on_drop: false }`
[INFO] [stdout] 7da81282c6d06232097d6a6c66a431cffda78d4af90099afd5338abdc66044d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62beeab1e380111a615151783aa6f671132bc5516ee6b344fb6c40e7060df9e7
[INFO] running `Command { std: "docker" "start" "-a" "62beeab1e380111a615151783aa6f671132bc5516ee6b344fb6c40e7060df9e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmio v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmio-14f49a7992c6b06f)
[INFO] running `Command { std: "docker" "inspect" "62beeab1e380111a615151783aa6f671132bc5516ee6b344fb6c40e7060df9e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62beeab1e380111a615151783aa6f671132bc5516ee6b344fb6c40e7060df9e7", kill_on_drop: false }`
[INFO] [stdout] 62beeab1e380111a615151783aa6f671132bc5516ee6b344fb6c40e7060df9e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cfe3ee46a86c38a3d345aaf99b637526d48f8655e05643b80f731e737ffa649d
[INFO] running `Command { std: "docker" "start" "-a" "cfe3ee46a86c38a3d345aaf99b637526d48f8655e05643b80f731e737ffa649d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmio-14f49a7992c6b06f)
[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] [stderr]    Doc-tests mmio
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cfe3ee46a86c38a3d345aaf99b637526d48f8655e05643b80f731e737ffa649d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe3ee46a86c38a3d345aaf99b637526d48f8655e05643b80f731e737ffa649d", kill_on_drop: false }`
[INFO] [stdout] cfe3ee46a86c38a3d345aaf99b637526d48f8655e05643b80f731e737ffa649d