[INFO] fetching crate preferences-ron 2.0.1...
[INFO] testing preferences-ron-2.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate preferences-ron 2.0.1 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate preferences-ron 2.0.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preferences-ron 2.0.1
[INFO] finished tweaking crates.io crate preferences-ron 2.0.1
[INFO] tweaked toml for crates.io crate preferences-ron 2.0.1 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "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-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5598ebe8b47bec0d69512b68bee87ec3d76635f3e8c69950155762d69c84f885
[INFO] running `Command { std: "docker" "start" "-a" "5598ebe8b47bec0d69512b68bee87ec3d76635f3e8c69950155762d69c84f885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5598ebe8b47bec0d69512b68bee87ec3d76635f3e8c69950155762d69c84f885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5598ebe8b47bec0d69512b68bee87ec3d76635f3e8c69950155762d69c84f885", kill_on_drop: false }`
[INFO] [stdout] 5598ebe8b47bec0d69512b68bee87ec3d76635f3e8c69950155762d69c84f885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04a6f4aeb314e1fa71233ec40cbd088ec68d18a5ac33e653c90ee1346c0fa144
[INFO] running `Command { std: "docker" "start" "-a" "04a6f4aeb314e1fa71233ec40cbd088ec68d18a5ac33e653c90ee1346c0fa144", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling app_dirs2 v2.3.2
[INFO] [stderr]    Compiling ron v0.6.5
[INFO] [stderr]    Compiling preferences-ron v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "04a6f4aeb314e1fa71233ec40cbd088ec68d18a5ac33e653c90ee1346c0fa144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a6f4aeb314e1fa71233ec40cbd088ec68d18a5ac33e653c90ee1346c0fa144", kill_on_drop: false }`
[INFO] [stdout] 04a6f4aeb314e1fa71233ec40cbd088ec68d18a5ac33e653c90ee1346c0fa144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 918a556a347a9d9be242320eef4a2ca9431e496e8add54def53bd60d4be0abef
[INFO] running `Command { std: "docker" "start" "-a" "918a556a347a9d9be242320eef4a2ca9431e496e8add54def53bd60d4be0abef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling preferences-ron v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "918a556a347a9d9be242320eef4a2ca9431e496e8add54def53bd60d4be0abef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918a556a347a9d9be242320eef4a2ca9431e496e8add54def53bd60d4be0abef", kill_on_drop: false }`
[INFO] [stdout] 918a556a347a9d9be242320eef4a2ca9431e496e8add54def53bd60d4be0abef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e711aad17ee82404c84ae8ec33a749ff04574e4444f8e57a1097b7af9e953b2
[INFO] running `Command { std: "docker" "start" "-a" "7e711aad17ee82404c84ae8ec33a749ff04574e4444f8e57a1097b7af9e953b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preferences_ron-02495880179922c1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_save_load ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests preferences-ron
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Preferences (line 274) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 117) ... ok
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e711aad17ee82404c84ae8ec33a749ff04574e4444f8e57a1097b7af9e953b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e711aad17ee82404c84ae8ec33a749ff04574e4444f8e57a1097b7af9e953b2", kill_on_drop: false }`
[INFO] [stdout] 7e711aad17ee82404c84ae8ec33a749ff04574e4444f8e57a1097b7af9e953b2