[INFO] cloning repository https://github.com/paulresdat/BitCodec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulresdat/BitCodec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulresdat%2FBitCodec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulresdat%2FBitCodec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14a4e90be4f9d556fba36a24f271747d501ee203
[INFO] checking paulresdat/BitCodec against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulresdat%2FBitCodec" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paulresdat/BitCodec
[INFO] finished tweaking git repo https://github.com/paulresdat/BitCodec
[INFO] tweaked toml for git repo https://github.com/paulresdat/BitCodec written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paulresdat/BitCodec on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paulresdat/BitCodec 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded chrono v0.4.24
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded syn v2.0.15
[INFO] [stderr]   Downloaded libc v0.2.143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e9159fae8a0e86bedec7881a6f0ab8948ef4d5701616ee6990cfa759f7f635c
[INFO] running `Command { std: "docker" "start" "-a" "4e9159fae8a0e86bedec7881a6f0ab8948ef4d5701616ee6990cfa759f7f635c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e9159fae8a0e86bedec7881a6f0ab8948ef4d5701616ee6990cfa759f7f635c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9159fae8a0e86bedec7881a6f0ab8948ef4d5701616ee6990cfa759f7f635c", kill_on_drop: false }`
[INFO] [stdout] 4e9159fae8a0e86bedec7881a6f0ab8948ef4d5701616ee6990cfa759f7f635c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e4aaa67a6cf51fe2580c1fb0b55a4b62c3a385f503b86f58a080019c4324a7a
[INFO] running `Command { std: "docker" "start" "-a" "6e4aaa67a6cf51fe2580c1fb0b55a4b62c3a385f503b86f58a080019c4324a7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking pauls_encoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/messaging/messages.rs:1:82
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{hash::{Hash, Hasher}, collections::{hash_map::DefaultHasher, HashMap}, vec};
[INFO] [stdout]   |                                                                                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/messaging/messages.rs:1:82
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{hash::{Hash, Hasher}, collections::{hash_map::DefaultHasher, HashMap}, vec};
[INFO] [stdout]   |                                                                                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `d` is never read
[INFO] [stdout]   --> src/encoder/bitcodec.rs:33:41
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut d: Option<FieldValue> = None;
[INFO] [stdout]    |                                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `error` and `error_str` are never read
[INFO] [stdout]   --> src/encoder/bitcodec.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct BitCodecError {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  9 |     error: CodecResultCode,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     error_str: String
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cache` is never constructed
[INFO] [stdout]  --> src/messaging/message_caching.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cache<F, Args, Ret> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `call` are never used
[INFO] [stdout]   --> src/messaging/message_caching.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | / impl <F, Args, Ret> Cache<F, Args, Ret>
[INFO] [stdout]  9 | | where
[INFO] [stdout] 10 | |     F: FnMut(Args) -> Ret,
[INFO] [stdout] 11 | |     Args: Clone + Hash + Eq,
[INFO] [stdout] 12 | |     Ret: Clone,
[INFO] [stdout]    | |_______________- associated items in this implementation
[INFO] [stdout] 13 |   {
[INFO] [stdout] 14 |       pub fn new(callable: F) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |       pub fn call(&mut self, args: Args) -> Ret {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_message` is never used
[INFO] [stdout]    --> src/messaging/messages.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout]  98 | impl MessageFactory {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn new_message(&mut self, index: String, message: Message) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MessageVersionQuery` is never constructed
[INFO] [stdout]    --> src/messaging/messages.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub struct MessageVersionQuery {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/messaging/messages.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn _fetch_next_spec_id<'b>(&'b self, messages: &Vec<&Box<MessageSpec>>, selected_message_ids: &Vec<String>)
[INFO] [stdout]     |                                 -- the lifetime is named here
[INFO] [stdout] 172 |         -> Result<String, &str> {
[INFO] [stdout]     |                           ^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         -> Result<String, &'b str> {
[INFO] [stdout]     |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `d` is never read
[INFO] [stdout]   --> src/encoder/bitcodec.rs:33:41
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let mut d: Option<FieldValue> = None;
[INFO] [stdout]    |                                         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `error` and `error_str` are never read
[INFO] [stdout]   --> src/encoder/bitcodec.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct BitCodecError {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  9 |     error: CodecResultCode,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     error_str: String
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cache` is never constructed
[INFO] [stdout]  --> src/messaging/message_caching.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cache<F, Args, Ret> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `call` are never used
[INFO] [stdout]   --> src/messaging/message_caching.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | / impl <F, Args, Ret> Cache<F, Args, Ret>
[INFO] [stdout]  9 | | where
[INFO] [stdout] 10 | |     F: FnMut(Args) -> Ret,
[INFO] [stdout] 11 | |     Args: Clone + Hash + Eq,
[INFO] [stdout] 12 | |     Ret: Clone,
[INFO] [stdout]    | |_______________- associated items in this implementation
[INFO] [stdout] 13 |   {
[INFO] [stdout] 14 |       pub fn new(callable: F) -> Self {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |       pub fn call(&mut self, args: Args) -> Ret {
[INFO] [stdout]    |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_message` is never used
[INFO] [stdout]    --> src/messaging/messages.rs:107:8
[INFO] [stdout]     |
[INFO] [stdout]  98 | impl MessageFactory {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 107 |     fn new_message(&mut self, index: String, message: Message) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/messaging/messages.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn _fetch_next_spec_id<'b>(&'b self, messages: &Vec<&Box<MessageSpec>>, selected_message_ids: &Vec<String>)
[INFO] [stdout]     |                                 -- the lifetime is named here
[INFO] [stdout] 172 |         -> Result<String, &str> {
[INFO] [stdout]     |                           ^^^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 172 |         -> Result<String, &'b str> {
[INFO] [stdout]     |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.10s
[INFO] running `Command { std: "docker" "inspect" "6e4aaa67a6cf51fe2580c1fb0b55a4b62c3a385f503b86f58a080019c4324a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4aaa67a6cf51fe2580c1fb0b55a4b62c3a385f503b86f58a080019c4324a7a", kill_on_drop: false }`
[INFO] [stdout] 6e4aaa67a6cf51fe2580c1fb0b55a4b62c3a385f503b86f58a080019c4324a7a
