[INFO] cloning repository https://github.com/stormshield-pj50/yamux_poc_zerocopy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stormshield-pj50/yamux_poc_zerocopy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormshield-pj50%2Fyamux_poc_zerocopy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormshield-pj50%2Fyamux_poc_zerocopy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d238c983759edf6e614c34b07c14952da3d118bf
[INFO] checking stormshield-pj50/yamux_poc_zerocopy against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormshield-pj50%2Fyamux_poc_zerocopy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stormshield-pj50/yamux_poc_zerocopy on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stormshield-pj50/yamux_poc_zerocopy
[INFO] finished tweaking git repo https://github.com/stormshield-pj50/yamux_poc_zerocopy
[INFO] tweaked toml for git repo https://github.com/stormshield-pj50/yamux_poc_zerocopy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/stormshield-pj50/yamux_poc_zerocopy 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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14585052d38895d6ddc38675c02956ba2196ab8bfd127772b5ea18cd551f17e1
[INFO] running `Command { std: "docker" "start" "-a" "14585052d38895d6ddc38675c02956ba2196ab8bfd127772b5ea18cd551f17e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14585052d38895d6ddc38675c02956ba2196ab8bfd127772b5ea18cd551f17e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14585052d38895d6ddc38675c02956ba2196ab8bfd127772b5ea18cd551f17e1", kill_on_drop: false }`
[INFO] [stdout] 14585052d38895d6ddc38675c02956ba2196ab8bfd127772b5ea18cd551f17e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c727fed090cc9d72f919c98b2d4b1b34e8e988f23fb6d5fd5ce67382c06fe9
[INFO] running `Command { std: "docker" "start" "-a" "b0c727fed090cc9d72f919c98b2d4b1b34e8e988f23fb6d5fd5ce67382c06fe9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling zerocopy-derive v0.7.0
[INFO] [stderr]     Checking zerocopy v0.7.0
[INFO] [stderr]     Checking yamux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `flags` and `stream_id` are never read
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Header<T> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     flags: Flags,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     stream_id: StreamId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Header` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl StreamId {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 57 |     pub(crate) fn new(val: u32) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flags` and `stream_id` are never read
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Header<T> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     flags: Flags,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     stream_id: StreamId,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Header` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl StreamId {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 57 |     pub(crate) fn new(val: u32) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "b0c727fed090cc9d72f919c98b2d4b1b34e8e988f23fb6d5fd5ce67382c06fe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c727fed090cc9d72f919c98b2d4b1b34e8e988f23fb6d5fd5ce67382c06fe9", kill_on_drop: false }`
[INFO] [stdout] b0c727fed090cc9d72f919c98b2d4b1b34e8e988f23fb6d5fd5ce67382c06fe9