[INFO] fetching crate rsre 0.2.4...
[INFO] testing rsre-0.2.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rsre 0.2.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rsre 0.2.4
[INFO] finished tweaking crates.io crate rsre 0.2.4
[INFO] tweaked toml for crates.io crate rsre 0.2.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsre 0.2.4 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 rsre 0.2.4 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] baa901982b2f2e56c0b1f834c98c9b308dd5a310c50929d862a08f9b042b3c0c
[INFO] running `Command { std: "docker" "start" "-a" "baa901982b2f2e56c0b1f834c98c9b308dd5a310c50929d862a08f9b042b3c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa901982b2f2e56c0b1f834c98c9b308dd5a310c50929d862a08f9b042b3c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa901982b2f2e56c0b1f834c98c9b308dd5a310c50929d862a08f9b042b3c0c", kill_on_drop: false }`
[INFO] [stdout] baa901982b2f2e56c0b1f834c98c9b308dd5a310c50929d862a08f9b042b3c0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4e5e69ba60dedf44f84de323383c900901bc4d5778f30240f9997f149c9868c0
[INFO] running `Command { std: "docker" "start" "-a" "4e5e69ba60dedf44f84de323383c900901bc4d5778f30240f9997f149c9868c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsre v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `try_trait_v2_residual` is declared but not used
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(try_trait_v2, try_trait_v2_residual)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "4e5e69ba60dedf44f84de323383c900901bc4d5778f30240f9997f149c9868c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5e69ba60dedf44f84de323383c900901bc4d5778f30240f9997f149c9868c0", kill_on_drop: false }`
[INFO] [stdout] 4e5e69ba60dedf44f84de323383c900901bc4d5778f30240f9997f149c9868c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 56b7189c7b145dd856c988be850f195d8bfaffb9051c46ab475c1c528a4ad759
[INFO] running `Command { std: "docker" "start" "-a" "56b7189c7b145dd856c988be850f195d8bfaffb9051c46ab475c1c528a4ad759", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsre v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `try_trait_v2_residual` is declared but not used
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(try_trait_v2, try_trait_v2_residual)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "56b7189c7b145dd856c988be850f195d8bfaffb9051c46ab475c1c528a4ad759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b7189c7b145dd856c988be850f195d8bfaffb9051c46ab475c1c528a4ad759", kill_on_drop: false }`
[INFO] [stdout] 56b7189c7b145dd856c988be850f195d8bfaffb9051c46ab475c1c528a4ad759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b8eb69316d23685168afb56a16989c2e80b27e91da386c151c1b1d4cb844d8d6
[INFO] running `Command { std: "docker" "start" "-a" "b8eb69316d23685168afb56a16989c2e80b27e91da386c151c1b1d4cb844d8d6", kill_on_drop: false }`
[INFO] [stderr] warning: feature `try_trait_v2_residual` is declared but not used
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:15:26
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 15 | #![feature(try_trait_v2, try_trait_v2_residual)]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rsre` (bin "rsre" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rsre-0c5e493a24ef231e)
[INFO] running `Command { std: "docker" "inspect" "b8eb69316d23685168afb56a16989c2e80b27e91da386c151c1b1d4cb844d8d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8eb69316d23685168afb56a16989c2e80b27e91da386c151c1b1d4cb844d8d6", kill_on_drop: false }`
[INFO] [stdout] b8eb69316d23685168afb56a16989c2e80b27e91da386c151c1b1d4cb844d8d6