[INFO] cloning repository https://github.com/2xsaiko/binserde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2xsaiko/binserde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6936edae682f63d88e95b17bf81d79a7ccf57029
[INFO] testing 2xsaiko/binserde against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/2xsaiko/binserde
[INFO] finished tweaking git repo https://github.com/2xsaiko/binserde
[INFO] tweaked toml for git repo https://github.com/2xsaiko/binserde written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/2xsaiko/binserde on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/2xsaiko/binserde 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.25
[INFO] [stderr]   Downloaded darling v0.10.2
[INFO] [stderr]   Downloaded darling_macro v0.10.2
[INFO] [stderr]   Downloaded ident_case v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded strsim v0.9.3
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded darling_core v0.10.2
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded thiserror v1.0.25
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff342c9e4497df9ca02374c9cdef52948709210ed0fda28df13c4442ce5026cb
[INFO] running `Command { std: "docker" "start" "-a" "ff342c9e4497df9ca02374c9cdef52948709210ed0fda28df13c4442ce5026cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff342c9e4497df9ca02374c9cdef52948709210ed0fda28df13c4442ce5026cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff342c9e4497df9ca02374c9cdef52948709210ed0fda28df13c4442ce5026cb", kill_on_drop: false }`
[INFO] [stdout] ff342c9e4497df9ca02374c9cdef52948709210ed0fda28df13c4442ce5026cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d7a6d77a44bc68083dd9a5ee7f8b6412416c898fb4c2bbf3b7ec96af7d493e0
[INFO] running `Command { std: "docker" "start" "-a" "6d7a6d77a44bc68083dd9a5ee7f8b6412416c898fb4c2bbf3b7ec96af7d493e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling binserde_derive v0.1.4 (/opt/rustwide/workdir/binserde_derive)
[INFO] [stdout] warning: fields `ty` and `index` are never read
[INFO] [stdout]   --> binserde_derive/src/common.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct BinSerdeField {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 27 |     pub ident: Option<syn::Ident>,
[INFO] [stdout] 28 |     pub ty: Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub index: Option<usize>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BinSerdeField` 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: function `move_sort` is never used
[INFO] [stdout]    --> binserde_derive/src/common.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn move_sort<T, F>(slice: &mut [T], op: F)
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_at` is never used
[INFO] [stdout]    --> binserde_derive/src/common.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn swap_at<T>(slice: &mut [T], idx: usize) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_outer` is never used
[INFO] [stdout]    --> binserde_derive/src/common.rs:162:4
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn swap_outer<T>(slice: &mut [T], count: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> binserde_derive/src/common.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn to_struct_fields(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<StructField> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^                     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn to_struct_fields(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<StructField<'_>> {
[INFO] [stdout]    |                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> binserde_derive/src/common.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn to_idents(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<Cow<Ident>> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^                     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn to_idents(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<Cow<'_, Ident>> {
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling binserde v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/util.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn serialize_iter<I, S>(mut iter: I, mut serializer: S) -> Result<()>
[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: method `write_str` is never used
[INFO] [stdout]   --> src/write_ext.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait WriteExt {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 10 |     fn write_str(&mut self, s: &str) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_str` is never used
[INFO] [stdout]   --> src/write_ext.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait ReadExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 40 |     fn read_str(&mut self) -> Result<String>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.61s
[INFO] running `Command { std: "docker" "inspect" "6d7a6d77a44bc68083dd9a5ee7f8b6412416c898fb4c2bbf3b7ec96af7d493e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d7a6d77a44bc68083dd9a5ee7f8b6412416c898fb4c2bbf3b7ec96af7d493e0", kill_on_drop: false }`
[INFO] [stdout] 6d7a6d77a44bc68083dd9a5ee7f8b6412416c898fb4c2bbf3b7ec96af7d493e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5844ca0ad276c2d8a4a259f30412d06d00fd2c404a2e9aaebe7b86ae2d8322b5
[INFO] running `Command { std: "docker" "start" "-a" "5844ca0ad276c2d8a4a259f30412d06d00fd2c404a2e9aaebe7b86ae2d8322b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling binserde v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `ty` and `index` are never read
[INFO] [stdout]   --> binserde_derive/src/common.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct BinSerdeField {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 27 |     pub ident: Option<syn::Ident>,
[INFO] [stdout] 28 |     pub ty: Type,
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub index: Option<usize>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BinSerdeField` 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: function `move_sort` is never used
[INFO] [stdout]    --> binserde_derive/src/common.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn move_sort<T, F>(slice: &mut [T], op: F)
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_at` is never used
[INFO] [stdout]    --> binserde_derive/src/common.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn swap_at<T>(slice: &mut [T], idx: usize) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `swap_outer` is never used
[INFO] [stdout]    --> binserde_derive/src/common.rs:162:4
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn swap_outer<T>(slice: &mut [T], count: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> binserde_derive/src/common.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn to_struct_fields(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<StructField> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^                     ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn to_struct_fields(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<StructField<'_>> {
[INFO] [stdout]    |                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> binserde_derive/src/common.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn to_idents(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<Cow<Ident>> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^                     ---------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn to_idents(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<Cow<'_, Ident>> {
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/util.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn serialize_iter<I, S>(mut iter: I, mut serializer: S) -> Result<()>
[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: method `write_str` is never used
[INFO] [stdout]   --> src/write_ext.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait WriteExt {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 10 |     fn write_str(&mut self, s: &str) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_str` is never used
[INFO] [stdout]   --> src/write_ext.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait ReadExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 40 |     fn read_str(&mut self) -> Result<String>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/util.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn serialize_iter<I, S>(mut iter: I, mut serializer: S) -> Result<()>
[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: method `write_str` is never used
[INFO] [stdout]   --> src/write_ext.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub trait WriteExt {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 10 |     fn write_str(&mut self, s: &str) -> Result<usize>;
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_str` is never used
[INFO] [stdout]   --> src/write_ext.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub trait ReadExt {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 40 |     fn read_str(&mut self) -> Result<String>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "5844ca0ad276c2d8a4a259f30412d06d00fd2c404a2e9aaebe7b86ae2d8322b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5844ca0ad276c2d8a4a259f30412d06d00fd2c404a2e9aaebe7b86ae2d8322b5", kill_on_drop: false }`
[INFO] [stdout] 5844ca0ad276c2d8a4a259f30412d06d00fd2c404a2e9aaebe7b86ae2d8322b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8610d9e395c5e6fd4a62e45e3bff69ed33aa27544edd5736cbc15f7e075bc05b
[INFO] running `Command { std: "docker" "start" "-a" "8610d9e395c5e6fd4a62e45e3bff69ed33aa27544edd5736cbc15f7e075bc05b", kill_on_drop: false }`
[INFO] [stderr] warning: fields `ty` and `index` are never read
[INFO] [stderr]   --> binserde_derive/src/common.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub struct BinSerdeField {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] 27 |     pub ident: Option<syn::Ident>,
[INFO] [stderr] 28 |     pub ty: Type,
[INFO] [stderr]    |         ^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub index: Option<usize>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BinSerdeField` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `move_sort` is never used
[INFO] [stderr]    --> binserde_derive/src/common.rs:122:4
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn move_sort<T, F>(slice: &mut [T], op: F)
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `swap_at` is never used
[INFO] [stderr]    --> binserde_derive/src/common.rs:142:4
[INFO] [stderr]     |
[INFO] [stderr] 142 | fn swap_at<T>(slice: &mut [T], idx: usize) {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `swap_outer` is never used
[INFO] [stderr]    --> binserde_derive/src/common.rs:162:4
[INFO] [stderr]     |
[INFO] [stderr] 162 | fn swap_outer<T>(slice: &mut [T], count: usize) {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> binserde_derive/src/common.rs:51:33
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn to_struct_fields(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<StructField> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^                     ----------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                                 |
[INFO] [stderr]    |                                 this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn to_struct_fields(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<StructField<'_>> {
[INFO] [stderr]    |                                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> binserde_derive/src/common.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub fn to_idents(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<Cow<Ident>> {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^                     ---------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                          |
[INFO] [stderr]    |                          this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub fn to_idents(fields: &Fields<BinSerdeField>, skip: bool) -> Vec<Cow<'_, Ident>> {
[INFO] [stderr]    |                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: `binserde_derive` (lib) generated 6 warnings
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/util.rs:54:29
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn serialize_iter<I, S>(mut iter: I, mut serializer: S) -> Result<()>
[INFO] [stderr]    |                             ----^^^^
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `write_str` is never used
[INFO] [stderr]   --> src/write_ext.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub trait WriteExt {
[INFO] [stderr]    |           -------- method in this trait
[INFO] [stderr] 10 |     fn write_str(&mut self, s: &str) -> Result<usize>;
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `read_str` is never used
[INFO] [stderr]   --> src/write_ext.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub trait ReadExt {
[INFO] [stderr]    |           ------- method in this trait
[INFO] [stderr] 40 |     fn read_str(&mut self) -> Result<String>;
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `binserde` (lib) generated 3 warnings (run `cargo fix --lib -p binserde` to apply 1 suggestion)
[INFO] [stderr] warning: `binserde` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/binserde-7161a34684725631)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test varint::test::test_encode_min ... ok
[INFO] [stdout] test varint::test::test_varint ... ok
[INFO] [stdout] test test::serialize_inline_test ... ok
[INFO] [stderr]    Doc-tests binserde
[INFO] [stdout] test test::serialize_constant_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 131) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 71) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:18:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: [2, 3, 0, 1]
[INFO] [stdout]  right: [0, 1, 2, 3]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5acd7931e782 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5acd7931e782 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5acd7931e782 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5acd7931e782 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5acd7933a2b3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5acd7933a2b3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5acd7931c4a3 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5acd7931c4a3 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5acd7931e5d2 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5acd7931f646 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5acd7931f449 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x5acd7931ff12 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x5acd7931fdaa - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x5acd7931ec79 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x5acd7931fa3d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x5acd793395a0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5acd79339807 - core::panicking::assert_failed_inner::h02e1528dd7bc6647
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:448:17
[INFO] [stdout]   17:     0x5acd792f7b34 - core::panicking::assert_failed::hec3e6bd30d7a63b3
[INFO] [stdout]   18:     0x5acd792fd149 - rust_out::main::_doctest_main_src_lib_rs_71_0::hf0b80ce28ac343fe
[INFO] [stdout]   19:     0x5acd792fcfb6 - rust_out::main::h707a703e23e8b691
[INFO] [stdout]   20:     0x5acd792f2c43 - core::ops::function::FnOnce::call_once::hacedfcda517d60ac
[INFO] [stdout]   21:     0x5acd792f28a6 - std::sys::backtrace::__rust_begin_short_backtrace::h4237a9aceaf0c727
[INFO] [stdout]   22:     0x5acd792f2889 - std::rt::lang_start::{{closure}}::hd68394c0f7c71761
[INFO] [stdout]   23:     0x5acd7931a0c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   24:     0x5acd7931a0c0 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout]   25:     0x5acd7931a0c0 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   26:     0x5acd7931a0c0 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5acd7931a0c0 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5acd7931a0c0 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5acd7931a0c0 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5acd7931a0c0 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5acd7931a0c0 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5acd792f2871 - std::rt::lang_start::h323b15ce03982075
[INFO] [stdout]   33:     0x5acd792fd755 - main
[INFO] [stdout]   34:     0x7160d21091ca - <unknown>
[INFO] [stdout]   35:     0x7160d210928b - __libc_start_main
[INFO] [stdout]   36:     0x5acd792f12d5 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 71)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8610d9e395c5e6fd4a62e45e3bff69ed33aa27544edd5736cbc15f7e075bc05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8610d9e395c5e6fd4a62e45e3bff69ed33aa27544edd5736cbc15f7e075bc05b", kill_on_drop: false }`
[INFO] [stdout] 8610d9e395c5e6fd4a62e45e3bff69ed33aa27544edd5736cbc15f7e075bc05b
