[INFO] fetching crate projcpp 0.1.1...
[INFO] testing projcpp-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate projcpp 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate projcpp 0.1.1
[INFO] finished tweaking crates.io crate projcpp 0.1.1
[INFO] tweaked toml for crates.io crate projcpp 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate projcpp 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate projcpp 0.1.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f58d4dcdde39fd2027abf2a9f0ecdf342c29df4fae1fcc736bb2c5e81d416427
[INFO] running `Command { std: "docker" "start" "-a" "f58d4dcdde39fd2027abf2a9f0ecdf342c29df4fae1fcc736bb2c5e81d416427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58d4dcdde39fd2027abf2a9f0ecdf342c29df4fae1fcc736bb2c5e81d416427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58d4dcdde39fd2027abf2a9f0ecdf342c29df4fae1fcc736bb2c5e81d416427", kill_on_drop: false }`
[INFO] [stdout] f58d4dcdde39fd2027abf2a9f0ecdf342c29df4fae1fcc736bb2c5e81d416427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0507b356ed3d4ab007cdd90985fc9698cc9060013d6bf992002cc6b9c7348880
[INFO] running `Command { std: "docker" "start" "-a" "0507b356ed3d4ab007cdd90985fc9698cc9060013d6bf992002cc6b9c7348880", kill_on_drop: false }`
[INFO] [stderr]    Compiling projcpp v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 393 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:409:9
[INFO] [stdout]     |
[INFO] [stdout] 409 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "0507b356ed3d4ab007cdd90985fc9698cc9060013d6bf992002cc6b9c7348880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0507b356ed3d4ab007cdd90985fc9698cc9060013d6bf992002cc6b9c7348880", kill_on_drop: false }`
[INFO] [stdout] 0507b356ed3d4ab007cdd90985fc9698cc9060013d6bf992002cc6b9c7348880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e1fd32dadec981a405ac24e8d8176fc6b535992266c70bfba284c45b9d1e132
[INFO] running `Command { std: "docker" "start" "-a" "7e1fd32dadec981a405ac24e8d8176fc6b535992266c70bfba284c45b9d1e132", kill_on_drop: false }`
[INFO] [stderr]    Compiling projcpp v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 393 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:409:9
[INFO] [stdout]     |
[INFO] [stdout] 409 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hello`
[INFO] [stdout]    --> src/main.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |     let hello = output.stdout;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "7e1fd32dadec981a405ac24e8d8176fc6b535992266c70bfba284c45b9d1e132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1fd32dadec981a405ac24e8d8176fc6b535992266c70bfba284c45b9d1e132", kill_on_drop: false }`
[INFO] [stdout] 7e1fd32dadec981a405ac24e8d8176fc6b535992266c70bfba284c45b9d1e132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e3bf19ac18821cc71dd9629d5c7260d0b53533d113bb847698b7543908b14cd
[INFO] running `Command { std: "docker" "start" "-a" "1e3bf19ac18821cc71dd9629d5c7260d0b53533d113bb847698b7543908b14cd", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:385:9
[INFO] [stderr]     |
[INFO] [stderr] 385 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:393:9
[INFO] [stderr]     |
[INFO] [stderr] 393 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:401:9
[INFO] [stderr]     |
[INFO] [stderr] 401 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:409:9
[INFO] [stderr]     |
[INFO] [stderr] 409 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:417:9
[INFO] [stderr]     |
[INFO] [stderr] 417 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hello`
[INFO] [stderr]    --> src/main.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |     let hello = output.stdout;
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_hello`
[INFO] [stderr] 
[INFO] [stderr] warning: `projcpp` (bin "projcpp" test) generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/projcpp-ecd1122cf75601ed)
[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] running `Command { std: "docker" "inspect" "1e3bf19ac18821cc71dd9629d5c7260d0b53533d113bb847698b7543908b14cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3bf19ac18821cc71dd9629d5c7260d0b53533d113bb847698b7543908b14cd", kill_on_drop: false }`
[INFO] [stdout] 1e3bf19ac18821cc71dd9629d5c7260d0b53533d113bb847698b7543908b14cd