[INFO] fetching crate snmp 0.2.2...
[INFO] checking snmp-0.2.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate snmp 0.2.2 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate snmp 0.2.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snmp 0.2.2
[INFO] finished tweaking crates.io crate snmp 0.2.2
[INFO] tweaked toml for crates.io crate snmp 0.2.2 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4a8835606d4f9212a89c132d3a3c91c3a184ded1cf31781f7148bfbc4043bf3
[INFO] running `Command { std: "docker" "start" "-a" "b4a8835606d4f9212a89c132d3a3c91c3a184ded1cf31781f7148bfbc4043bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4a8835606d4f9212a89c132d3a3c91c3a184ded1cf31781f7148bfbc4043bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a8835606d4f9212a89c132d3a3c91c3a184ded1cf31781f7148bfbc4043bf3", kill_on_drop: false }`
[INFO] [stdout] b4a8835606d4f9212a89c132d3a3c91c3a184ded1cf31781f7148bfbc4043bf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7d14f74b312934b69b52c9efde4e6a4b965a339b26765ffd8de646902cb00c1
[INFO] running `Command { std: "docker" "start" "-a" "e7d14f74b312934b69b52c9efde4e6a4b965a339b26765ffd8de646902cb00c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking snmp v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:573:47
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let mut buf: ObjIdBuf = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:594:47
[INFO] [stdout]     |
[INFO] [stdout] 594 |         let mut buf: ObjIdBuf = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:222:36
[INFO] [stdout]     |
[INFO] [stdout] 222 |                 buf: unsafe { mem::uninitialized() },
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:573:47
[INFO] [stdout]     |
[INFO] [stdout] 573 |         let mut buf: ObjIdBuf = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:594:47
[INFO] [stdout]     |
[INFO] [stdout] 594 |         let mut buf: ObjIdBuf = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:222:36
[INFO] [stdout]     |
[INFO] [stdout] 222 |                 buf: unsafe { mem::uninitialized() },
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut wbuf = self.available();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                 let mut wbuf = self.available();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]     --> src/lib.rs:1169:5
[INFO] [stdout]      |
[INFO] [stdout] 1169 |     version: i64,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]     --> src/lib.rs:1169:5
[INFO] [stdout]      |
[INFO] [stdout] 1169 |     version: i64,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let version = try!(rdr.read_asn_integer());
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let community = try!(rdr.read_asn_octetstring());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:42:29
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let msg_ident = try!(rdr.peek_byte());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 let req_id = try!(rdr.read_asn_integer());
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:46:36
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let error_status = try!(rdr.read_asn_integer());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 let error_index = try!(rdr.read_asn_integer());
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> benches/bench.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |                         let name = try!(rdr.read_asn_objectidentifier());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "e7d14f74b312934b69b52c9efde4e6a4b965a339b26765ffd8de646902cb00c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d14f74b312934b69b52c9efde4e6a4b965a339b26765ffd8de646902cb00c1", kill_on_drop: false }`
[INFO] [stdout] e7d14f74b312934b69b52c9efde4e6a4b965a339b26765ffd8de646902cb00c1