[INFO] fetching crate iodeser 0.6.0...
[INFO] testing iodeser-0.6.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate iodeser 0.6.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate iodeser 0.6.0
[INFO] finished tweaking crates.io crate iodeser 0.6.0
[INFO] tweaked toml for crates.io crate iodeser 0.6.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iodeser 0.6.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iodeser 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 326caf4ec065a0c2806628fa634f56b0215433f7976cfc6ae96157de88217ae0
[INFO] running `Command { std: "docker" "start" "-a" "326caf4ec065a0c2806628fa634f56b0215433f7976cfc6ae96157de88217ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "326caf4ec065a0c2806628fa634f56b0215433f7976cfc6ae96157de88217ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "326caf4ec065a0c2806628fa634f56b0215433f7976cfc6ae96157de88217ae0", kill_on_drop: false }`
[INFO] [stdout] 326caf4ec065a0c2806628fa634f56b0215433f7976cfc6ae96157de88217ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00586d8502b0ff9f08346c5c4b94b35d5492aa3b4214c798c8dd317dcf902900
[INFO] running `Command { std: "docker" "start" "-a" "00586d8502b0ff9f08346c5c4b94b35d5492aa3b4214c798c8dd317dcf902900", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling io_deser v0.6.0
[INFO] [stderr]    Compiling iodeser v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "00586d8502b0ff9f08346c5c4b94b35d5492aa3b4214c798c8dd317dcf902900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00586d8502b0ff9f08346c5c4b94b35d5492aa3b4214c798c8dd317dcf902900", kill_on_drop: false }`
[INFO] [stdout] 00586d8502b0ff9f08346c5c4b94b35d5492aa3b4214c798c8dd317dcf902900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 344d5fb8b7c552a0053f788e395496d02100a5aa06cf10e4247bec50d2dcad00
[INFO] running `Command { std: "docker" "start" "-a" "344d5fb8b7c552a0053f788e395496d02100a5aa06cf10e4247bec50d2dcad00", kill_on_drop: false }`
[INFO] [stderr]    Compiling iodeser v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `iodeser::chrono`
[INFO] [stdout]    --> examples/12_chrono.rs:11:14
[INFO] [stdout]     |
[INFO] [stdout]  11 | use iodeser::chrono::{NaiveDate, Utc, DateTime}; // this line would create an error without "chrono" feature on,
[INFO] [stdout]     |              ^^^^^^ could not find `chrono` in `iodeser`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 101 | #[cfg(feature = "chrono")]
[INFO] [stdout]     |       ------------------ the item is gated behind the `chrono` feature
[INFO] [stdout] 102 | pub use chrono;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iodeser` (example "12_chrono") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Test2` is never constructed
[INFO] [stdout]   --> tests/tuple_structs.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     struct Test2{
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "344d5fb8b7c552a0053f788e395496d02100a5aa06cf10e4247bec50d2dcad00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344d5fb8b7c552a0053f788e395496d02100a5aa06cf10e4247bec50d2dcad00", kill_on_drop: false }`
[INFO] [stdout] 344d5fb8b7c552a0053f788e395496d02100a5aa06cf10e4247bec50d2dcad00