[INFO] fetching crate option-chain 0.1.2...
[INFO] testing option-chain-0.1.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate option-chain 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate option-chain 0.1.2
[INFO] finished tweaking crates.io crate option-chain 0.1.2
[INFO] tweaked toml for crates.io crate option-chain 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate option-chain 0.1.2 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 option-chain 0.1.2 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6e09b32f495ac3b36606d83c93e768c5da849e6f99a165ff43185235a92f3401
[INFO] running `Command { std: "docker" "start" "-a" "6e09b32f495ac3b36606d83c93e768c5da849e6f99a165ff43185235a92f3401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e09b32f495ac3b36606d83c93e768c5da849e6f99a165ff43185235a92f3401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e09b32f495ac3b36606d83c93e768c5da849e6f99a165ff43185235a92f3401", kill_on_drop: false }`
[INFO] [stdout] 6e09b32f495ac3b36606d83c93e768c5da849e6f99a165ff43185235a92f3401
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 593900b8ab2201b91b85609cb159aa95496af87ce8112706a0f992c8b000c04d
[INFO] running `Command { std: "docker" "start" "-a" "593900b8ab2201b91b85609cb159aa95496af87ce8112706a0f992c8b000c04d", kill_on_drop: false }`
[INFO] [stderr]    Compiling option-chain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "593900b8ab2201b91b85609cb159aa95496af87ce8112706a0f992c8b000c04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "593900b8ab2201b91b85609cb159aa95496af87ce8112706a0f992c8b000c04d", kill_on_drop: false }`
[INFO] [stdout] 593900b8ab2201b91b85609cb159aa95496af87ce8112706a0f992c8b000c04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9dd6deb65fd2dfac3b2b383cef706d327542817ca5511dd1eca1c4516d09f7eb
[INFO] running `Command { std: "docker" "start" "-a" "9dd6deb65fd2dfac3b2b383cef706d327542817ca5511dd1eca1c4516d09f7eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling option-chain v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "9dd6deb65fd2dfac3b2b383cef706d327542817ca5511dd1eca1c4516d09f7eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd6deb65fd2dfac3b2b383cef706d327542817ca5511dd1eca1c4516d09f7eb", kill_on_drop: false }`
[INFO] [stdout] 9dd6deb65fd2dfac3b2b383cef706d327542817ca5511dd1eca1c4516d09f7eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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", kill_on_drop: false }`
[INFO] [stdout] 6954a6968fbaf9843f727c33c7a2d7a0cbd8d93c2cbcc0636b1d0889d7c087f4
[INFO] running `Command { std: "docker" "start" "-a" "6954a6968fbaf9843f727c33c7a2d7a0cbd8d93c2cbcc0636b1d0889d7c087f4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `option-chain` (lib test) generated 1 warning (run `cargo fix --lib -p option-chain --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/option_chain-82f0007182613224)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_macro_named ... ok
[INFO] [stdout] test tests::test_macro_unnamed ... ok
[INFO] [stdout] test tests::test_macro_mixed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests option_chain
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/../README.md - (line 13) ... ok
[INFO] [stdout] test src/../README.md - (line 64) ... ok
[INFO] [stdout] test src/../README.md - (line 86) ... ok
[INFO] [stdout] test src/../README.md - (line 37) ... ok
[INFO] [stdout] test src/../README.md - (line 108) ... ok
[INFO] [stdout] test src/../README.md - (line 136) ... ok
[INFO] [stdout] test src/../README.md - (line 162) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.60s; merged doctests compilation took 0.56s
[INFO] running `Command { std: "docker" "inspect" "6954a6968fbaf9843f727c33c7a2d7a0cbd8d93c2cbcc0636b1d0889d7c087f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6954a6968fbaf9843f727c33c7a2d7a0cbd8d93c2cbcc0636b1d0889d7c087f4", kill_on_drop: false }`
[INFO] [stdout] 6954a6968fbaf9843f727c33c7a2d7a0cbd8d93c2cbcc0636b1d0889d7c087f4