[INFO] fetching crate former_meta 0.1.9...
[INFO] testing former_meta-0.1.9 against 1.59.0 for beta-1.60-1
[INFO] extracting crate former_meta 0.1.9 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate former_meta 0.1.9 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 former_meta 0.1.9
[INFO] finished tweaking crates.io crate former_meta 0.1.9
[INFO] tweaked toml for crates.io crate former_meta 0.1.9 written to /workspace/builds/worker-12/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] 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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a10393b3b961a103b7ba8305f549496507da85195d30f3621f1f1d21cb21bf
[INFO] running `Command { std: "docker" "start" "-a" "a8a10393b3b961a103b7ba8305f549496507da85195d30f3621f1f1d21cb21bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a10393b3b961a103b7ba8305f549496507da85195d30f3621f1f1d21cb21bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a10393b3b961a103b7ba8305f549496507da85195d30f3621f1f1d21cb21bf", kill_on_drop: false }`
[INFO] [stdout] a8a10393b3b961a103b7ba8305f549496507da85195d30f3621f1f1d21cb21bf
[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=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] dc20fcba6a5786879196524df0ed7f0bd485362dae31e4f7875c914e98a63b1a
[INFO] running `Command { std: "docker" "start" "-a" "dc20fcba6a5786879196524df0ed7f0bd485362dae31e4f7875c914e98a63b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling winterval v0.1.0
[INFO] [stderr]    Compiling werror v0.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling iter_tools v0.1.0
[INFO] [stderr]    Compiling proc_macro_tools v0.1.0
[INFO] [stderr]    Compiling former_meta v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "dc20fcba6a5786879196524df0ed7f0bd485362dae31e4f7875c914e98a63b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc20fcba6a5786879196524df0ed7f0bd485362dae31e4f7875c914e98a63b1a", kill_on_drop: false }`
[INFO] [stdout] dc20fcba6a5786879196524df0ed7f0bd485362dae31e4f7875c914e98a63b1a
[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=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] ddc870f3443bf06de4add0139024b91bef7c322c55f2928581cb84fda8be5bfe
[INFO] running `Command { std: "docker" "start" "-a" "ddc870f3443bf06de4add0139024b91bef7c322c55f2928581cb84fda8be5bfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling former_meta v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "ddc870f3443bf06de4add0139024b91bef7c322c55f2928581cb84fda8be5bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc870f3443bf06de4add0139024b91bef7c322c55f2928581cb84fda8be5bfe", kill_on_drop: false }`
[INFO] [stdout] ddc870f3443bf06de4add0139024b91bef7c322c55f2928581cb84fda8be5bfe
[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=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] fcc4de4698b879334d343890e277f5382795b090565663ce8811bb7866cb3a0e
[INFO] running `Command { std: "docker" "start" "-a" "fcc4de4698b879334d343890e277f5382795b090565663ce8811bb7866cb3a0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/former_meta-1317647aa0b01dad)
[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 former_meta
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test rust/impl/former/meta/former.rs - former::field_form_map (line 192) - compile fail ... ok
[INFO] [stdout] test rust/impl/former/meta/former.rs - former::field_optional_map (line 157) - compile fail ... ok
[INFO] [stdout] test rust/impl/former/meta/former.rs - former::field_setter_map (line 316) - compile fail ... ok
[INFO] [stdout] test rust/impl/former/meta/former.rs - former::field_none_map (line 132) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fcc4de4698b879334d343890e277f5382795b090565663ce8811bb7866cb3a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc4de4698b879334d343890e277f5382795b090565663ce8811bb7866cb3a0e", kill_on_drop: false }`
[INFO] [stdout] fcc4de4698b879334d343890e277f5382795b090565663ce8811bb7866cb3a0e