[INFO] fetching crate bar-rubble 0.5.2...
[INFO] testing bar-rubble-0.5.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate bar-rubble 0.5.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate bar-rubble 0.5.2
[INFO] finished tweaking crates.io crate bar-rubble 0.5.2
[INFO] tweaked toml for crates.io crate bar-rubble 0.5.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bar-rubble 0.5.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bar-rubble 0.5.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12df32fdef5914b0fac6f8cae7d2246e6e75bfa3c5bc3bb04056c06dcbb06fa4
[INFO] running `Command { std: "docker" "start" "-a" "12df32fdef5914b0fac6f8cae7d2246e6e75bfa3c5bc3bb04056c06dcbb06fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12df32fdef5914b0fac6f8cae7d2246e6e75bfa3c5bc3bb04056c06dcbb06fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12df32fdef5914b0fac6f8cae7d2246e6e75bfa3c5bc3bb04056c06dcbb06fa4", kill_on_drop: false }`
[INFO] [stdout] 12df32fdef5914b0fac6f8cae7d2246e6e75bfa3c5bc3bb04056c06dcbb06fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff9d1588822f641b701fb5adfe5beb352a3633d40fb4550cf5bd0c9004b01fd4
[INFO] running `Command { std: "docker" "start" "-a" "ff9d1588822f641b701fb5adfe5beb352a3633d40fb4550cf5bd0c9004b01fd4", kill_on_drop: false }`
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[INFO] [stderr]    Compiling reqwest v0.11.22
[INFO] [stderr]    Compiling bar-rubble v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: useless assignment of variable of type `i32` to itself
[INFO] [stdout]   --> src/rubblets/mail.rs:37:31
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     Err(_) => count = count, //this needs cleaning up
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.47s
[INFO] running `Command { std: "docker" "inspect" "ff9d1588822f641b701fb5adfe5beb352a3633d40fb4550cf5bd0c9004b01fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9d1588822f641b701fb5adfe5beb352a3633d40fb4550cf5bd0c9004b01fd4", kill_on_drop: false }`
[INFO] [stdout] ff9d1588822f641b701fb5adfe5beb352a3633d40fb4550cf5bd0c9004b01fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fee02bc97c0a7cbca84d7c15565c400f345dc29c1c4210fbce77b73e158cfc46
[INFO] running `Command { std: "docker" "start" "-a" "fee02bc97c0a7cbca84d7c15565c400f345dc29c1c4210fbce77b73e158cfc46", kill_on_drop: false }`
[INFO] [stdout] warning: useless assignment of variable of type `i32` to itself
[INFO] [stdout]   --> src/rubblets/mail.rs:37:31
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     Err(_) => count = count, //this needs cleaning up
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bar-rubble v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: useless assignment of variable of type `i32` to itself
[INFO] [stdout]   --> src/rubblets/mail.rs:37:31
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     Err(_) => count = count, //this needs cleaning up
[INFO] [stdout]    |                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "fee02bc97c0a7cbca84d7c15565c400f345dc29c1c4210fbce77b73e158cfc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee02bc97c0a7cbca84d7c15565c400f345dc29c1c4210fbce77b73e158cfc46", kill_on_drop: false }`
[INFO] [stdout] fee02bc97c0a7cbca84d7c15565c400f345dc29c1c4210fbce77b73e158cfc46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6bea8f1f7dfe5c82bb82d86c5557906c400005047d6f4bbf45aa8ccccf6aabf
[INFO] running `Command { std: "docker" "start" "-a" "f6bea8f1f7dfe5c82bb82d86c5557906c400005047d6f4bbf45aa8ccccf6aabf", kill_on_drop: false }`
[INFO] [stderr] warning: useless assignment of variable of type `i32` to itself
[INFO] [stderr]   --> src/rubblets/mail.rs:37:31
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     Err(_) => count = count, //this needs cleaning up
[INFO] [stderr]    |                               ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bar-rubble` (lib) generated 1 warning
[INFO] [stderr] warning: `bar-rubble` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/rubblets/lib.rs (/opt/rustwide/target/debug/deps/rubblets-1564319b30e9fec2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bar_rubble-81e62a44019bcd89)
[INFO] [stdout] test mail::tests::test_default_format ... ok
[INFO] [stdout] test weather::tests::test_weather_icon ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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 rubblets
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/rubblets/lib.rs - format_formatting_strings (line 74) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6bea8f1f7dfe5c82bb82d86c5557906c400005047d6f4bbf45aa8ccccf6aabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bea8f1f7dfe5c82bb82d86c5557906c400005047d6f4bbf45aa8ccccf6aabf", kill_on_drop: false }`
[INFO] [stdout] f6bea8f1f7dfe5c82bb82d86c5557906c400005047d6f4bbf45aa8ccccf6aabf