[INFO] cloning repository https://github.com/sgdw/reverse-checksum-renamer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sgdw/reverse-checksum-renamer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgdw%2Freverse-checksum-renamer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgdw%2Freverse-checksum-renamer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a94029479b8a40fb4540b0844e502e41cf4d569
[INFO] checking sgdw/reverse-checksum-renamer against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgdw%2Freverse-checksum-renamer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sgdw/reverse-checksum-renamer on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sgdw/reverse-checksum-renamer
[INFO] finished tweaking git repo https://github.com/sgdw/reverse-checksum-renamer
[INFO] tweaked toml for git repo https://github.com/sgdw/reverse-checksum-renamer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sgdw/reverse-checksum-renamer 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.11
[INFO] [stderr]   Downloaded crc v1.7.0
[INFO] [stderr]   Downloaded build_const v0.2.0
[INFO] [stderr]   Downloaded md5 v0.3.7
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a9058d7257d7349eed1c7f2529b6aa7536031d8b6c4880a7eff868cf2b903af
[INFO] running `Command { std: "docker" "start" "-a" "6a9058d7257d7349eed1c7f2529b6aa7536031d8b6c4880a7eff868cf2b903af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a9058d7257d7349eed1c7f2529b6aa7536031d8b6c4880a7eff868cf2b903af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9058d7257d7349eed1c7f2529b6aa7536031d8b6c4880a7eff868cf2b903af", kill_on_drop: false }`
[INFO] [stdout] 6a9058d7257d7349eed1c7f2529b6aa7536031d8b6c4880a7eff868cf2b903af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26e12b17932278b98e6b84f7dc7af7620ef53a56e8f908c48ade9facec1760ea
[INFO] running `Command { std: "docker" "start" "-a" "26e12b17932278b98e6b84f7dc7af7620ef53a56e8f908c48ade9facec1760ea", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking reverse-checksum-renamer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `complete` and `state` are never read
[INFO] [stdout]   --> src/file_verification.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct ChecksumCatalog {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub complete: bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub state: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `slice_size` and `number_of_files` are never read
[INFO] [stdout]   --> src/par2_reader.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct Par2MainPacket {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 95 |     pub slice_size: u64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 96 |     pub number_of_files: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Par2MainPacket` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `complete` and `state` are never read
[INFO] [stdout]   --> src/file_verification.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct ChecksumCatalog {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub complete: bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub state: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `slice_size` and `number_of_files` are never read
[INFO] [stdout]   --> src/par2_reader.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct Par2MainPacket {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 95 |     pub slice_size: u64,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 96 |     pub number_of_files: u32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Par2MainPacket` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:282:13
[INFO] [stdout]     |
[INFO] [stdout] 282 |             &fh.take(to_skip as u64).read_to_string(&mut body.client_identifier);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 282 |             let _ = &fh.take(to_skip as u64).read_to_string(&mut body.client_identifier);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |             &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 293 |             let _ = &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 |             &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 309 |             let _ = &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |             &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 324 |             let _ = &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:282:13
[INFO] [stdout]     |
[INFO] [stdout] 282 |             &fh.take(to_skip as u64).read_to_string(&mut body.client_identifier);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 282 |             let _ = &fh.take(to_skip as u64).read_to_string(&mut body.client_identifier);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |             &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 293 |             let _ = &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 |             &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 309 |             let _ = &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/par2_reader.rs:324:13
[INFO] [stdout]     |
[INFO] [stdout] 324 |             &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 324 |             let _ = &fh.take(to_skip as u64).read(buffer);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "26e12b17932278b98e6b84f7dc7af7620ef53a56e8f908c48ade9facec1760ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e12b17932278b98e6b84f7dc7af7620ef53a56e8f908c48ade9facec1760ea", kill_on_drop: false }`
[INFO] [stdout] 26e12b17932278b98e6b84f7dc7af7620ef53a56e8f908c48ade9facec1760ea