[INFO] fetching crate bmemcached 0.5.0...
[INFO] checking bmemcached-0.5.0 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate bmemcached 0.5.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate bmemcached 0.5.0 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bmemcached 0.5.0
[INFO] finished tweaking crates.io crate bmemcached 0.5.0
[INFO] tweaked toml for crates.io crate bmemcached 0.5.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 402c58dfc0cacb18c76e5bd64fe68e3d66c92a8e2491eb60a845022bc5e96a0a
[INFO] running `Command { std: "docker" "start" "-a" "402c58dfc0cacb18c76e5bd64fe68e3d66c92a8e2491eb60a845022bc5e96a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "402c58dfc0cacb18c76e5bd64fe68e3d66c92a8e2491eb60a845022bc5e96a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "402c58dfc0cacb18c76e5bd64fe68e3d66c92a8e2491eb60a845022bc5e96a0a", kill_on_drop: false }`
[INFO] [stdout] 402c58dfc0cacb18c76e5bd64fe68e3d66c92a8e2491eb60a845022bc5e96a0a
[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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eddf8f21a4d899ed963c38b1784bfaed16f81f9d32a6eb75e1d7d9cd2b85d2fc
[INFO] running `Command { std: "docker" "start" "-a" "eddf8f21a4d899ed963c38b1784bfaed16f81f9d32a6eb75e1d7d9cd2b85d2fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking serde_json v1.0.104
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking conhash v0.4.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking bmemcached v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `magic`, `opcode`, `key_length`, `data_type`, `opaque`, and `cas` are never read
[INFO] [stdout]   --> src/protocol.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct Response {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 76 |     magic: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 77 |     opcode: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 78 |     key_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 79 |     extras_length: u8,
[INFO] [stdout] 80 |     data_type: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     opaque: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 84 |     cas: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Response` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `magic`, `opcode`, `key_length`, `data_type`, `opaque`, and `cas` are never read
[INFO] [stdout]   --> src/protocol.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub struct Response {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 76 |     magic: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 77 |     opcode: u8,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 78 |     key_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 79 |     extras_length: u8,
[INFO] [stdout] 80 |     data_type: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     opaque: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 84 |     cas: u64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Response` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "eddf8f21a4d899ed963c38b1784bfaed16f81f9d32a6eb75e1d7d9cd2b85d2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddf8f21a4d899ed963c38b1784bfaed16f81f9d32a6eb75e1d7d9cd2b85d2fc", kill_on_drop: false }`
[INFO] [stdout] eddf8f21a4d899ed963c38b1784bfaed16f81f9d32a6eb75e1d7d9cd2b85d2fc
