[INFO] fetching crate l6t-file 0.1.0...
[INFO] testing l6t-file-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate l6t-file 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate l6t-file 0.1.0
[INFO] finished tweaking crates.io crate l6t-file 0.1.0
[INFO] tweaked toml for crates.io crate l6t-file 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate l6t-file 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49d686fbef76b91771b51e3a1303ec5bc463d19b66b2f443eec5ea9468a57896
[INFO] running `Command { std: "docker" "start" "-a" "49d686fbef76b91771b51e3a1303ec5bc463d19b66b2f443eec5ea9468a57896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49d686fbef76b91771b51e3a1303ec5bc463d19b66b2f443eec5ea9468a57896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d686fbef76b91771b51e3a1303ec5bc463d19b66b2f443eec5ea9468a57896", kill_on_drop: false }`
[INFO] [stdout] 49d686fbef76b91771b51e3a1303ec5bc463d19b66b2f443eec5ea9468a57896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a5741e1db86516b5f0a4eb4422d0740827760c058a2e30a7ee499f305475a95
[INFO] running `Command { std: "docker" "start" "-a" "4a5741e1db86516b5f0a4eb4422d0740827760c058a2e30a7ee499f305475a95", kill_on_drop: false }`
[INFO] [stderr]    Compiling l6t-file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/decoder.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let name = r.read_ascii_n()?;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "4a5741e1db86516b5f0a4eb4422d0740827760c058a2e30a7ee499f305475a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5741e1db86516b5f0a4eb4422d0740827760c058a2e30a7ee499f305475a95", kill_on_drop: false }`
[INFO] [stdout] 4a5741e1db86516b5f0a4eb4422d0740827760c058a2e30a7ee499f305475a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05bf3aaff9f1f0d4adfb9f2d88b6c25d14dfb888476a1640ac0b5c8e8c5bf092
[INFO] running `Command { std: "docker" "start" "-a" "05bf3aaff9f1f0d4adfb9f2d88b6c25d14dfb888476a1640ac0b5c8e8c5bf092", kill_on_drop: false }`
[INFO] [stderr]    Compiling l6t-file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/decoder.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let name = r.read_ascii_n()?;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/decoder.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |     let name = r.read_ascii_n()?;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "05bf3aaff9f1f0d4adfb9f2d88b6c25d14dfb888476a1640ac0b5c8e8c5bf092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05bf3aaff9f1f0d4adfb9f2d88b6c25d14dfb888476a1640ac0b5c8e8c5bf092", kill_on_drop: false }`
[INFO] [stdout] 05bf3aaff9f1f0d4adfb9f2d88b6c25d14dfb888476a1640ac0b5c8e8c5bf092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93c3d2bbec9a375f7e1b6538ae99b59d3242524b453584c8a213e54ede89acb8
[INFO] running `Command { std: "docker" "start" "-a" "93c3d2bbec9a375f7e1b6538ae99b59d3242524b453584c8a213e54ede89acb8", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stdout] 
[INFO] [stderr]    --> src/decoder.rs:258:9
[INFO] [stdout] running 1 test
[INFO] [stderr]     |
[INFO] [stderr] 258 |     let name = r.read_ascii_n()?;
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `l6t-file` (lib) generated 1 warning
[INFO] [stderr] warning: `l6t-file` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/l6t_file-6a1e5aba3db3815a)
[INFO] [stdout] test encoder::test::test_write_utf ... ok
[INFO] [stderr]    Doc-tests l6t_file
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "93c3d2bbec9a375f7e1b6538ae99b59d3242524b453584c8a213e54ede89acb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c3d2bbec9a375f7e1b6538ae99b59d3242524b453584c8a213e54ede89acb8", kill_on_drop: false }`
[INFO] [stdout] 93c3d2bbec9a375f7e1b6538ae99b59d3242524b453584c8a213e54ede89acb8