[INFO] fetching crate sproxy 0.3.1...
[INFO] building sproxy-0.3.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate sproxy 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sproxy 0.3.1
[INFO] finished tweaking crates.io crate sproxy 0.3.1
[INFO] tweaked toml for crates.io crate sproxy 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sproxy 0.3.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 682fd51646f8b5f71eef1a19d9e2b806435de597fd312e78bbbc0c11b7f81493
[INFO] running `Command { std: "docker" "start" "-a" "682fd51646f8b5f71eef1a19d9e2b806435de597fd312e78bbbc0c11b7f81493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "682fd51646f8b5f71eef1a19d9e2b806435de597fd312e78bbbc0c11b7f81493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "682fd51646f8b5f71eef1a19d9e2b806435de597fd312e78bbbc0c11b7f81493", kill_on_drop: false }`
[INFO] [stdout] 682fd51646f8b5f71eef1a19d9e2b806435de597fd312e78bbbc0c11b7f81493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 731ea3c97b817a204341238e48667066d20485f0e5155e259ef910c881ce26b1
[INFO] running `Command { std: "docker" "start" "-a" "731ea3c97b817a204341238e48667066d20485f0e5155e259ef910c881ce26b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling sproxy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `build_init_req` is never used
[INFO] [stdout]   --> src/lib.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn build_init_req(methods: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_init_resp` is never used
[INFO] [stdout]   --> src/lib.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn parse_init_resp(data: [u8; 2]) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_auth_basic_req` is never used
[INFO] [stdout]   --> src/lib.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn build_auth_basic_req(username: String, password: String) -> BytesMut {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_auth_basic_resp` is never used
[INFO] [stdout]    --> src/lib.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn parse_auth_basic_resp(data: [u8; 2]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cmd_req` is never used
[INFO] [stdout]    --> src/lib.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn build_cmd_req(cmd: Command, addr: Addr, port: u16) -> BytesMut {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cmd_resp` is never used
[INFO] [stdout]    --> src/lib.rs:285:4
[INFO] [stdout]     |
[INFO] [stdout] 285 | fn parse_cmd_resp(mut data: BytesMut) -> Result<(Reply, Addr, u16), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user` and `passwd` are never read
[INFO] [stdout]    --> src/lib.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 313 | pub struct AuthCredential {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 314 |     /// username
[INFO] [stdout] 315 |     user: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 316 |     /// password
[INFO] [stdout] 317 |     passwd: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AuthCredential` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "731ea3c97b817a204341238e48667066d20485f0e5155e259ef910c881ce26b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731ea3c97b817a204341238e48667066d20485f0e5155e259ef910c881ce26b1", kill_on_drop: false }`
[INFO] [stdout] 731ea3c97b817a204341238e48667066d20485f0e5155e259ef910c881ce26b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1865dcda2422c5adb96a12c37e94c4e627f05b1b9701f788c816525731c0411e
[INFO] running `Command { std: "docker" "start" "-a" "1865dcda2422c5adb96a12c37e94c4e627f05b1b9701f788c816525731c0411e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling sproxy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `build_init_req` is never used
[INFO] [stdout]   --> src/lib.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn build_init_req(methods: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_init_resp` is never used
[INFO] [stdout]   --> src/lib.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn parse_init_resp(data: [u8; 2]) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_auth_basic_req` is never used
[INFO] [stdout]   --> src/lib.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn build_auth_basic_req(username: String, password: String) -> BytesMut {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_auth_basic_resp` is never used
[INFO] [stdout]    --> src/lib.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn parse_auth_basic_resp(data: [u8; 2]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cmd_req` is never used
[INFO] [stdout]    --> src/lib.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn build_cmd_req(cmd: Command, addr: Addr, port: u16) -> BytesMut {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cmd_resp` is never used
[INFO] [stdout]    --> src/lib.rs:285:4
[INFO] [stdout]     |
[INFO] [stdout] 285 | fn parse_cmd_resp(mut data: BytesMut) -> Result<(Reply, Addr, u16), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user` and `passwd` are never read
[INFO] [stdout]    --> src/lib.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 313 | pub struct AuthCredential {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 314 |     /// username
[INFO] [stdout] 315 |     user: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 316 |     /// password
[INFO] [stdout] 317 |     passwd: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AuthCredential` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_init_req` is never used
[INFO] [stdout]   --> src/lib.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn build_init_req(methods: Vec<u8>) -> BytesMut {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_init_resp` is never used
[INFO] [stdout]   --> src/lib.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn parse_init_resp(data: [u8; 2]) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_auth_basic_req` is never used
[INFO] [stdout]   --> src/lib.rs:96:4
[INFO] [stdout]    |
[INFO] [stdout] 96 | fn build_auth_basic_req(username: String, password: String) -> BytesMut {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_auth_basic_resp` is never used
[INFO] [stdout]    --> src/lib.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn parse_auth_basic_resp(data: [u8; 2]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_cmd_req` is never used
[INFO] [stdout]    --> src/lib.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn build_cmd_req(cmd: Command, addr: Addr, port: u16) -> BytesMut {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_cmd_resp` is never used
[INFO] [stdout]    --> src/lib.rs:285:4
[INFO] [stdout]     |
[INFO] [stdout] 285 | fn parse_cmd_resp(mut data: BytesMut) -> Result<(Reply, Addr, u16), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `user` and `passwd` are never read
[INFO] [stdout]    --> src/lib.rs:315:5
[INFO] [stdout]     |
[INFO] [stdout] 313 | pub struct AuthCredential {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 314 |     /// username
[INFO] [stdout] 315 |     user: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 316 |     /// password
[INFO] [stdout] 317 |     passwd: String,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AuthCredential` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "1865dcda2422c5adb96a12c37e94c4e627f05b1b9701f788c816525731c0411e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1865dcda2422c5adb96a12c37e94c4e627f05b1b9701f788c816525731c0411e", kill_on_drop: false }`
[INFO] [stdout] 1865dcda2422c5adb96a12c37e94c4e627f05b1b9701f788c816525731c0411e