[INFO] fetching crate syserve 0.3.0...
[INFO] checking syserve-0.3.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate syserve 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate syserve 0.3.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syserve 0.3.0
[INFO] finished tweaking crates.io crate syserve 0.3.0
[INFO] tweaked toml for crates.io crate syserve 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate syserve 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded httparse v1.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ffa0193994a5d358d06b76a5873f7a48a73eda0e96f221dc79a6e2b8f9631d5
[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" "0ffa0193994a5d358d06b76a5873f7a48a73eda0e96f221dc79a6e2b8f9631d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ffa0193994a5d358d06b76a5873f7a48a73eda0e96f221dc79a6e2b8f9631d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ffa0193994a5d358d06b76a5873f7a48a73eda0e96f221dc79a6e2b8f9631d5", kill_on_drop: false }`
[INFO] [stdout] 0ffa0193994a5d358d06b76a5873f7a48a73eda0e96f221dc79a6e2b8f9631d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77e80fc66294da31e5de7c0147cf9291c52721191df1665315ded165c608a8f7
[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" "77e80fc66294da31e5de7c0147cf9291c52721191df1665315ded165c608a8f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking syserve v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `state` is never read
[INFO] [stdout]   --> src/server.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut state = RequestState::NotProcessed;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `state` is never read
[INFO] [stdout]   --> src/server.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         state = RequestState::ParseError;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `state` is never read
[INFO] [stdout]    --> src/server.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         state = RequestState::BadRequest;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `state` is never read
[INFO] [stdout]   --> src/server.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut state = RequestState::NotProcessed;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `state` is never read
[INFO] [stdout]   --> src/server.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         state = RequestState::ParseError;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `state` is never read
[INFO] [stdout]    --> src/server.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         state = RequestState::BadRequest;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.74s
[INFO] running `Command { std: "docker" "inspect" "77e80fc66294da31e5de7c0147cf9291c52721191df1665315ded165c608a8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e80fc66294da31e5de7c0147cf9291c52721191df1665315ded165c608a8f7", kill_on_drop: false }`
[INFO] [stdout] 77e80fc66294da31e5de7c0147cf9291c52721191df1665315ded165c608a8f7