[INFO] cloning repository https://github.com/madwareru/bin-serialization-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madwareru/bin-serialization-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadwareru%2Fbin-serialization-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadwareru%2Fbin-serialization-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 154a46b926a8fb20b10b2c4fd0aa6b8035918049
[INFO] checking madwareru/bin-serialization-rs against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadwareru%2Fbin-serialization-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/madwareru/bin-serialization-rs on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/madwareru/bin-serialization-rs
[INFO] finished tweaking git repo https://github.com/madwareru/bin-serialization-rs
[INFO] tweaked toml for git repo https://github.com/madwareru/bin-serialization-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/madwareru/bin-serialization-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 533e3188476bced0dbecdf7d4407367985d15f67fc0377e3b1af31581a7d4433
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "533e3188476bced0dbecdf7d4407367985d15f67fc0377e3b1af31581a7d4433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "533e3188476bced0dbecdf7d4407367985d15f67fc0377e3b1af31581a7d4433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533e3188476bced0dbecdf7d4407367985d15f67fc0377e3b1af31581a7d4433", kill_on_drop: false }`
[INFO] [stdout] 533e3188476bced0dbecdf7d4407367985d15f67fc0377e3b1af31581a7d4433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53dc8d371d096e37a8d47f57cc9fb6b3355d9a36fe993287b16fdf6a8a11a745
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53dc8d371d096e37a8d47f57cc9fb6b3355d9a36fe993287b16fdf6a8a11a745", kill_on_drop: false }`
[INFO] [stderr]     Checking cp866-rs v0.1.2 (https://github.com/madwareru/cp866-rs#7a3aeb31)
[INFO] [stderr]     Checking bin-serialization-rs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:674:45
[INFO] [stdout]     |
[INFO] [stdout] 674 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:835:45
[INFO] [stdout]     |
[INFO] [stdout] 835 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]     --> src/lib.rs:1014:45
[INFO] [stdout]      |
[INFO] [stdout] 1014 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]      |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]     --> src/lib.rs:1187:45
[INFO] [stdout]      |
[INFO] [stdout] 1187 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]      |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:674:45
[INFO] [stdout]     |
[INFO] [stdout] 674 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/lib.rs:835:45
[INFO] [stdout]     |
[INFO] [stdout] 835 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]     --> src/lib.rs:1014:45
[INFO] [stdout]      |
[INFO] [stdout] 1014 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]      |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]     --> src/lib.rs:1187:45
[INFO] [stdout]      |
[INFO] [stdout] 1187 |     fn reflect_cp866_zstring_ext(&mut self, length: usize, string: &mut String) -> std::io::Result<()> {
[INFO] [stdout]      |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 |         let mut offset = 0;
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1190:13
[INFO] [stdout]      |
[INFO] [stdout] 1190 |         let mut offset = 0;
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 |         let mut offset = 0;
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1190:13
[INFO] [stdout]      |
[INFO] [stdout] 1190 |         let mut offset = 0;
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "53dc8d371d096e37a8d47f57cc9fb6b3355d9a36fe993287b16fdf6a8a11a745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53dc8d371d096e37a8d47f57cc9fb6b3355d9a36fe993287b16fdf6a8a11a745", kill_on_drop: false }`
[INFO] [stdout] 53dc8d371d096e37a8d47f57cc9fb6b3355d9a36fe993287b16fdf6a8a11a745