[INFO] fetching crate ftail 0.3.0...
[INFO] testing ftail-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ftail 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ftail 0.3.0
[INFO] finished tweaking crates.io crate ftail 0.3.0
[INFO] tweaked toml for crates.io crate ftail 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ftail 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c9186eb2aa3176ee6b227e0326a0aa55b140f1fe665f0906c2f10b9c3ce4a66
[INFO] running `Command { std: "docker" "start" "-a" "7c9186eb2aa3176ee6b227e0326a0aa55b140f1fe665f0906c2f10b9c3ce4a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c9186eb2aa3176ee6b227e0326a0aa55b140f1fe665f0906c2f10b9c3ce4a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9186eb2aa3176ee6b227e0326a0aa55b140f1fe665f0906c2f10b9c3ce4a66", kill_on_drop: false }`
[INFO] [stdout] 7c9186eb2aa3176ee6b227e0326a0aa55b140f1fe665f0906c2f10b9c3ce4a66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] da1369be1d7d4504a4729210149731a94172df48d3591f925205dace6f842750
[INFO] running `Command { std: "docker" "start" "-a" "da1369be1d7d4504a4729210149731a94172df48d3591f925205dace6f842750", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling ftail v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "da1369be1d7d4504a4729210149731a94172df48d3591f925205dace6f842750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da1369be1d7d4504a4729210149731a94172df48d3591f925205dace6f842750", kill_on_drop: false }`
[INFO] [stdout] da1369be1d7d4504a4729210149731a94172df48d3591f925205dace6f842750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f42dd4ca5cdb736f56ea9901ea80d6943eb9ad038fc35f55d9de79f5667ea2d6
[INFO] running `Command { std: "docker" "start" "-a" "f42dd4ca5cdb736f56ea9901ea80d6943eb9ad038fc35f55d9de79f5667ea2d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ftail v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0609]: no field `timezone` on type `&Config`
[INFO] [stdout]   --> src/tests.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let timezone = config.timezone;
[INFO] [stdout]    |                               ^^^^^^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `level_filter`, `datetime_format`, `max_file_size`, `retention_days`, `levels`, `targets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ftail` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f42dd4ca5cdb736f56ea9901ea80d6943eb9ad038fc35f55d9de79f5667ea2d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42dd4ca5cdb736f56ea9901ea80d6943eb9ad038fc35f55d9de79f5667ea2d6", kill_on_drop: false }`
[INFO] [stdout] f42dd4ca5cdb736f56ea9901ea80d6943eb9ad038fc35f55d9de79f5667ea2d6