[INFO] cloning repository https://github.com/mehrankamal/rs-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehrankamal/rs-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehrankamal%2Frs-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehrankamal%2Frs-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c8f72798e2beac6e6e08df68cdc971380eabb6c
[INFO] checking mehrankamal/rs-redis against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehrankamal%2Frs-redis" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mehrankamal/rs-redis on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mehrankamal/rs-redis
[INFO] finished tweaking git repo https://github.com/mehrankamal/rs-redis
[INFO] tweaked toml for git repo https://github.com/mehrankamal/rs-redis written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mehrankamal/rs-redis 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2bec36f9a4add0790fc9972034563f761ed99f375ec26660004592a5c3c8995
[INFO] running `Command { std: "docker" "start" "-a" "e2bec36f9a4add0790fc9972034563f761ed99f375ec26660004592a5c3c8995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2bec36f9a4add0790fc9972034563f761ed99f375ec26660004592a5c3c8995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bec36f9a4add0790fc9972034563f761ed99f375ec26660004592a5c3c8995", kill_on_drop: false }`
[INFO] [stdout] e2bec36f9a4add0790fc9972034563f761ed99f375ec26660004592a5c3c8995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74aedd354be080037495c47d784dafc3cdb1db4d65a43d200dbd01895799be4e
[INFO] running `Command { std: "docker" "start" "-a" "74aedd354be080037495c47d784dafc3cdb1db4d65a43d200dbd01895799be4e", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking lib v0.1.0 (/opt/rustwide/workdir/core/lib)
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] error[E0425]: cannot find value `pong_response` in this scope
[INFO] [stdout]   --> client/src/main.rs:21:49
[INFO] [stdout]    |
[INFO] [stdout] 21 |     println!("Response: {:#?}", str::from_utf8(&pong_response).unwrap());
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `lib` is imported redundantly
[INFO] [stdout]  --> client/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use lib;
[INFO] [stdout]   |     ^^^ the item `lib` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pong_response` in this scope
[INFO] [stdout]   --> client/src/main.rs:21:49
[INFO] [stdout]    |
[INFO] [stdout] 21 |     println!("Response: {:#?}", str::from_utf8(&pong_response).unwrap());
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `lib` is imported redundantly
[INFO] [stdout]  --> client/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use lib;
[INFO] [stdout]   |     ^^^ the item `lib` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `read_response` in this scope
[INFO] [stdout]   --> client/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     read_response(&mut stream);
[INFO] [stdout]    |     ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable
[INFO] [stdout]   --> client/src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     stream.write(&buffer);
[INFO] [stdout]    |     ^^^^^^ cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn send_request(mut stream: &TcpStream, req: lib::Request) {
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0596.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `read_response` in this scope
[INFO] [stdout]   --> client/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     read_response(&mut stream);
[INFO] [stdout]    |     ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable
[INFO] [stdout]   --> client/src/main.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     stream.write(&buffer);
[INFO] [stdout]    |     ^^^^^^ cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn send_request(mut stream: &TcpStream, req: lib::Request) {
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0596.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `client` (bin "client" test) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `client` (bin "client") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "74aedd354be080037495c47d784dafc3cdb1db4d65a43d200dbd01895799be4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74aedd354be080037495c47d784dafc3cdb1db4d65a43d200dbd01895799be4e", kill_on_drop: false }`
[INFO] [stdout] 74aedd354be080037495c47d784dafc3cdb1db4d65a43d200dbd01895799be4e