[INFO] fetching crate devault 0.1.0...
[INFO] testing devault-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate devault 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate devault 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devault 0.1.0
[INFO] finished tweaking crates.io crate devault 0.1.0
[INFO] tweaked toml for crates.io crate devault 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf5367101dd5a00095d8a8095e3f936b8e442e75540883e6830cf2a6fc1b2eb6
[INFO] running `Command { std: "docker" "start" "-a" "cf5367101dd5a00095d8a8095e3f936b8e442e75540883e6830cf2a6fc1b2eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5367101dd5a00095d8a8095e3f936b8e442e75540883e6830cf2a6fc1b2eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5367101dd5a00095d8a8095e3f936b8e442e75540883e6830cf2a6fc1b2eb6", kill_on_drop: false }`
[INFO] [stdout] cf5367101dd5a00095d8a8095e3f936b8e442e75540883e6830cf2a6fc1b2eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dd7e453576758f6f1a0ebd75d6f8390d15adac3c7ddbeb1c637f16f58e8b797
[INFO] running `Command { std: "docker" "start" "-a" "0dd7e453576758f6f1a0ebd75d6f8390d15adac3c7ddbeb1c637f16f58e8b797", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling devault v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.02s
[INFO] running `Command { std: "docker" "inspect" "0dd7e453576758f6f1a0ebd75d6f8390d15adac3c7ddbeb1c637f16f58e8b797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd7e453576758f6f1a0ebd75d6f8390d15adac3c7ddbeb1c637f16f58e8b797", kill_on_drop: false }`
[INFO] [stdout] 0dd7e453576758f6f1a0ebd75d6f8390d15adac3c7ddbeb1c637f16f58e8b797
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b6fb8dad5fcd552aeb352218b7a4228e23071fa71b49abcdc0c3b4bcddb6301
[INFO] running `Command { std: "docker" "start" "-a" "9b6fb8dad5fcd552aeb352218b7a4228e23071fa71b49abcdc0c3b4bcddb6301", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling devault v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> tests/test_struct.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         b: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "9b6fb8dad5fcd552aeb352218b7a4228e23071fa71b49abcdc0c3b4bcddb6301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6fb8dad5fcd552aeb352218b7a4228e23071fa71b49abcdc0c3b4bcddb6301", kill_on_drop: false }`
[INFO] [stdout] 9b6fb8dad5fcd552aeb352218b7a4228e23071fa71b49abcdc0c3b4bcddb6301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e69f3ab357c52daaf1fb772237c55c75eb2d05a4c101845f395c7919d8d17a1d
[INFO] running `Command { std: "docker" "start" "-a" "e69f3ab357c52daaf1fb772237c55c75eb2d05a4c101845f395c7919d8d17a1d", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> tests/test_struct.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         b: i64,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `devault` (test "test_struct") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/devault-9f6bef4ff2a34bc8)
[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]      Running tests/test_enum.rs (/opt/rustwide/target/debug/deps/test_enum-f5c1fcb82d59a9ea)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_attr ... ok
[INFO] [stdout] test test_nested_attrs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_struct.rs (/opt/rustwide/target/debug/deps/test_struct-e17303bf3af67253)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_attr ... ok
[INFO] [stdout] test test_nested_attrs ... ok
[INFO] [stderr]    Doc-tests devault
[INFO] [stdout] test test_no_attr ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e69f3ab357c52daaf1fb772237c55c75eb2d05a4c101845f395c7919d8d17a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69f3ab357c52daaf1fb772237c55c75eb2d05a4c101845f395c7919d8d17a1d", kill_on_drop: false }`
[INFO] [stdout] e69f3ab357c52daaf1fb772237c55c75eb2d05a4c101845f395c7919d8d17a1d