[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] testing paulresdat/BitCodec against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulresdat%2FBitCodec" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paulresdat/BitCodec on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 528ea7f85ad069c40a711a6dd2c4c0c79edc97aa9c15456923fdffb2d49d9e31
[INFO] running `Command { std: "docker" "start" "-a" "528ea7f85ad069c40a711a6dd2c4c0c79edc97aa9c15456923fdffb2d49d9e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528ea7f85ad069c40a711a6dd2c4c0c79edc97aa9c15456923fdffb2d49d9e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528ea7f85ad069c40a711a6dd2c4c0c79edc97aa9c15456923fdffb2d49d9e31", kill_on_drop: false }`
[INFO] [stdout] 528ea7f85ad069c40a711a6dd2c4c0c79edc97aa9c15456923fdffb2d49d9e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 094f04c83e37c21ec84026d21980a3472041eb48a34a17f4556ac06dbbd4e765
[INFO] running `Command { std: "docker" "start" "-a" "094f04c83e37c21ec84026d21980a3472041eb48a34a17f4556ac06dbbd4e765", 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 num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.143
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling 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: value assigned to `d` is never read
[INFO] [stdout]   --> src/encoder/bitcodec.rs:33:17
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "094f04c83e37c21ec84026d21980a3472041eb48a34a17f4556ac06dbbd4e765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094f04c83e37c21ec84026d21980a3472041eb48a34a17f4556ac06dbbd4e765", kill_on_drop: false }`
[INFO] [stdout] 094f04c83e37c21ec84026d21980a3472041eb48a34a17f4556ac06dbbd4e765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d73e79eca77688277fa3b859ce8197c965a7953cd489baef2280a502abe815aa
[INFO] running `Command { std: "docker" "start" "-a" "d73e79eca77688277fa3b859ce8197c965a7953cd489baef2280a502abe815aa", kill_on_drop: false }`
[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:33:17
[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] [stderr]    Compiling 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: value assigned to `d` is never read
[INFO] [stdout]   --> src/encoder/bitcodec.rs:33:17
[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 `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d73e79eca77688277fa3b859ce8197c965a7953cd489baef2280a502abe815aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73e79eca77688277fa3b859ce8197c965a7953cd489baef2280a502abe815aa", kill_on_drop: false }`
[INFO] [stdout] d73e79eca77688277fa3b859ce8197c965a7953cd489baef2280a502abe815aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82bb33a10e216f16271c40df5c158c196ccdb66ab654483efd83cce2ca058c0b
[INFO] running `Command { std: "docker" "start" "-a" "82bb33a10e216f16271c40df5c158c196ccdb66ab654483efd83cce2ca058c0b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `vec`
[INFO] [stdout] 
[INFO] [stderr]  --> src/messaging/messages.rs:1:82
[INFO] [stdout] running 8 tests
[INFO] [stderr]   |
[INFO] [stdout] test encoder::bitwise_ops_tests::bitwise_ops_tests::can_read_bits_in_a_stream_of_bytes ... ok
[INFO] [stderr] 1 | use std::{hash::{Hash, Hasher}, collections::{hash_map::DefaultHasher, HashMap}, vec};
[INFO] [stdout] test messaging::messages_tests::messages_tests::equality_of_message_spec ... ok
[INFO] [stderr]   |                                                                                  ^^^
[INFO] [stdout] test messaging::messages_tests::messages_tests::unique_id_is_given_if_specified ... ok
[INFO] [stderr]   |
[INFO] [stdout] test messaging::messages_tests::messages_tests::messages_can_be_loaded_from_json ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test messaging::messages_tests::messages_tests::hash_code_uniqueness_given_for_messages2 ... ok
[INFO] [stderr] 
[INFO] [stdout] test encoder::bitwise_ops_tests::bitwise_ops_tests::can_pad_bits_to_expected_byte_length_for_conversion ... ok
[INFO] [stderr] warning: value assigned to `d` is never read
[INFO] [stderr]   --> src/encoder/bitcodec.rs:33:17
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut d: Option<FieldValue> = None;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `error` and `error_str` are never read
[INFO] [stderr]   --> src/encoder/bitcodec.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct BitCodecError {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr]  9 |     error: CodecResultCode,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 10 |     error_str: String
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Cache` is never constructed
[INFO] [stderr]  --> src/messaging/message_caching.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Cache<F, Args, Ret> {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `call` are never used
[INFO] [stderr]   --> src/messaging/message_caching.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr]  8 | / impl <F, Args, Ret> Cache<F, Args, Ret>
[INFO] [stderr]  9 | | where
[INFO] [stderr] 10 | |     F: FnMut(Args) -> Ret,
[INFO] [stderr] 11 | |     Args: Clone + Hash + Eq,
[INFO] [stderr] 12 | |     Ret: Clone,
[INFO] [stderr]    | |_______________- associated items in this implementation
[INFO] [stderr] 13 |   {
[INFO] [stderr] 14 |       pub fn new(callable: F) -> Self {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |       pub fn call(&mut self, args: Args) -> Ret {
[INFO] [stderr]    |              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `new_message` is never used
[INFO] [stderr]    --> src/messaging/messages.rs:107:8
[INFO] [stderr]     |
[INFO] [stderr]  98 | impl MessageFactory {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 107 |     fn new_message(&mut self, index: String, message: Message) {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/messaging/messages.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn _fetch_next_spec_id<'b>(&'b self, messages: &Vec<&Box<MessageSpec>>, selected_message_ids: &Vec<String>)
[INFO] [stderr]     |                                 -- the lifetime is named here
[INFO] [stderr] 172 |         -> Result<String, &str> {
[INFO] [stderr]     |                           ^^^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'b`
[INFO] [stderr]     |
[INFO] [stderr] 172 |         -> Result<String, &'b str> {
[INFO] [stderr]     |                            ++
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MessageVersionQuery` is never constructed
[INFO] [stderr]    --> src/messaging/messages.rs:221:12
[INFO] [stderr]     |
[INFO] [stderr] 221 | pub struct MessageVersionQuery {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pauls_encoder` (bin "pauls_encoder" test) generated 7 warnings (run `cargo fix --bin "pauls_encoder" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `pauls_encoder` (bin "pauls_encoder") generated 8 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pauls_encoder-92287799388866f0)
[INFO] [stdout] test messaging::messages_tests::messages_tests::repeating_spec_ids_are_returned_with_a_message ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--bin pauls_encoder`
[INFO] [stdout] test messaging::messages_tests::messages_tests::hash_code_uniqueness_given_for_messages ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- messaging::messages_tests::messages_tests::repeating_spec_ids_are_returned_with_a_message stdout ----
[INFO] [stdout] []
[INFO] [stdout] 
[INFO] [stdout] thread 'messaging::messages_tests::messages_tests::repeating_spec_ids_are_returned_with_a_message' (31) panicked at src/messaging/messages_tests.rs:192:17:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x570783c4aa72 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x570783c4aa72 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x570783c4aa72 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x570783c4aa72 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x570783c5ae4f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x570783c5ae4f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x570783c17ed1 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x570783c17ed1 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x570783c23f32 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x570783c28adf - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x570783c28971 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x570783be5d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x570783be5d4e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x570783c2919f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x570783c2919f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x570783c28ffa - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x570783c24069 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x570783c0c3ad - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x570783c62ba0 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x570783c629a3 - core::panicking::assert_failed_inner::h448e1d534f4c3d4b
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x570783c62787 - core::panicking::assert_failed::h87b296a5d40a0ee9
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x570783ba4a72 - pauls_encoder::messaging::messages_tests::messages_tests::repeating_spec_ids_are_returned_with_a_message::h0f0443ccee2c6d4f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/messaging/messages_tests.rs:192:17
[INFO] [stdout]   22:     0x570783ba4ed7 - pauls_encoder::messaging::messages_tests::messages_tests::repeating_spec_ids_are_returned_with_a_message::{{closure}}::he37fad9452d3bae1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/messaging/messages_tests.rs:147:56
[INFO] [stdout]   23:     0x570783bb5486 - core::ops::function::FnOnce::call_once::h5d611bc30584d982
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x570783be5b0b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x570783be5b0b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x570783bfb775 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x570783bfb775 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x570783bfb775 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x570783bfb775 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x570783bfb775 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x570783bfb775 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x570783bfb775 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x570783bd1f64 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x570783bd1f64 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x570783bd582a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x570783bd582a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x570783bd582a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x570783bd582a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x570783bd582a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x570783bd582a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x570783bd582a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x570783c1f1cf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x570783c1f1cf - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x72b759c70aa4 - <unknown>
[INFO] [stdout]   45:     0x72b759cfda34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     messaging::messages_tests::messages_tests::repeating_spec_ids_are_returned_with_a_message
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82bb33a10e216f16271c40df5c158c196ccdb66ab654483efd83cce2ca058c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82bb33a10e216f16271c40df5c158c196ccdb66ab654483efd83cce2ca058c0b", kill_on_drop: false }`
[INFO] [stdout] 82bb33a10e216f16271c40df5c158c196ccdb66ab654483efd83cce2ca058c0b
