[INFO] fetching crate binserde 0.1.7...
[INFO] testing binserde-0.1.7 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate binserde 0.1.7 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate binserde 0.1.7
[INFO] finished tweaking crates.io crate binserde 0.1.7
[INFO] tweaked toml for crates.io crate binserde 0.1.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate binserde 0.1.7 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 692fcd5ae05967c3a19bb0aca8c91ad1012a2a13f11a9a17d2581f0874473ec2
[INFO] running `Command { std: "docker" "start" "-a" "692fcd5ae05967c3a19bb0aca8c91ad1012a2a13f11a9a17d2581f0874473ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "692fcd5ae05967c3a19bb0aca8c91ad1012a2a13f11a9a17d2581f0874473ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692fcd5ae05967c3a19bb0aca8c91ad1012a2a13f11a9a17d2581f0874473ec2", kill_on_drop: false }`
[INFO] [stdout] 692fcd5ae05967c3a19bb0aca8c91ad1012a2a13f11a9a17d2581f0874473ec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] a0ae7e9ec4cc6544e0e41a86d4ee1cef7ca91d6f66dfbbd7e87497055f338347
[INFO] running `Command { std: "docker" "start" "-a" "a0ae7e9ec4cc6544e0e41a86d4ee1cef7ca91d6f66dfbbd7e87497055f338347", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling binserde_derive v0.1.4
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 11.41s
[INFO] running `Command { std: "docker" "inspect" "a0ae7e9ec4cc6544e0e41a86d4ee1cef7ca91d6f66dfbbd7e87497055f338347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ae7e9ec4cc6544e0e41a86d4ee1cef7ca91d6f66dfbbd7e87497055f338347", kill_on_drop: false }`
[INFO] [stdout] a0ae7e9ec4cc6544e0e41a86d4ee1cef7ca91d6f66dfbbd7e87497055f338347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 5a8911b79c9ac35cd58561bc262b461ff69b89f0af5898421cb6f1987302cf45
[INFO] running `Command { std: "docker" "start" "-a" "5a8911b79c9ac35cd58561bc262b461ff69b89f0af5898421cb6f1987302cf45", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 1.41s
[INFO] running `Command { std: "docker" "inspect" "5a8911b79c9ac35cd58561bc262b461ff69b89f0af5898421cb6f1987302cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8911b79c9ac35cd58561bc262b461ff69b89f0af5898421cb6f1987302cf45", kill_on_drop: false }`
[INFO] [stdout] 5a8911b79c9ac35cd58561bc262b461ff69b89f0af5898421cb6f1987302cf45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 227187ef1c33b458f5fd0334cc65e8ccffe4ea932c43839acabcd40c87242d16
[INFO] running `Command { std: "docker" "start" "-a" "227187ef1c33b458f5fd0334cc65e8ccffe4ea932c43839acabcd40c87242d16", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/binserde/b8bc0ae679e119f5/deps/binserde-b8bc0ae679e119f5)
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests binserde
[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] [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 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[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 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... FAILED
[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' (151) 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:     0x60de495221a2 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60de495221a2 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60de495221a2 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60de495221a2 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60de4953325a - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60de4953325a - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x60de49526076 - std[840933623431fd06]::io::default_write_fmt::<std[840933623431fd06]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60de49526076 - <std[840933623431fd06]::sys::stdio::unix::Stderr as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60de4950d56f - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60de4950d56f - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60de4951e6a1 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x60de4951e85b - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x60de4950d628 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x60de49505329 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x60de4950de4d - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x60de4953388c - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x60de495337a3 - core[8f93d80df273fe75]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:439:17
[INFO] [stdout]   17:     0x60de494ec1b2 - core[8f93d80df273fe75]::panicking::assert_failed::<&[u8; 4usize], &[u8]>
[INFO] [stdout]   18:     0x60de494f2f3a - rust_out[c8cdd22bfd421af4]::main::_doctest_main_src_lib_rs_71_0
[INFO] [stdout]   19:     0x60de494f1e56 - rust_out[c8cdd22bfd421af4]::main
[INFO] [stdout]   20:     0x60de494f5323 - <fn() as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x60de494ed2f6 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   22:     0x60de494f1be9 - std[840933623431fd06]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   23:     0x60de4951dc96 - <&dyn core[8f93d80df273fe75]::ops::function::Fn<(), Output = i32> + core[8f93d80df273fe75]::panic::unwind_safe::RefUnwindSafe + core[8f93d80df273fe75]::marker::Sync as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x60de4951dc96 - std[840933623431fd06]::panicking::catch_unwind::do_call::<&dyn core[8f93d80df273fe75]::ops::function::Fn<(), Output = i32> + core[8f93d80df273fe75]::panic::unwind_safe::RefUnwindSafe + core[8f93d80df273fe75]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x60de4951dc96 - std[840933623431fd06]::panicking::catch_unwind::<i32, &dyn core[8f93d80df273fe75]::ops::function::Fn<(), Output = i32> + core[8f93d80df273fe75]::panic::unwind_safe::RefUnwindSafe + core[8f93d80df273fe75]::marker::Sync>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x60de4951dc96 - std[840933623431fd06]::panic::catch_unwind::<&dyn core[8f93d80df273fe75]::ops::function::Fn<(), Output = i32> + core[8f93d80df273fe75]::panic::unwind_safe::RefUnwindSafe + core[8f93d80df273fe75]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x60de4951dc96 - std[840933623431fd06]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x60de4951dc96 - std[840933623431fd06]::panicking::catch_unwind::do_call::<std[840933623431fd06]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x60de4951dc96 - std[840933623431fd06]::panicking::catch_unwind::<isize, std[840933623431fd06]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x60de4951dc96 - std[840933623431fd06]::panic::catch_unwind::<std[840933623431fd06]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x60de4951dc96 - std[840933623431fd06]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x60de494ebc61 - std[840933623431fd06]::rt::lang_start::<()>
[INFO] [stdout]   33:     0x60de494f5715 - main
[INFO] [stdout]   34:     0x7fcd149ee1ca - <unknown>
[INFO] [stdout]   35:     0x7fcd149ee28b - __libc_start_main
[INFO] [stdout]   36:     0x60de494eaf05 - _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 0.70s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "227187ef1c33b458f5fd0334cc65e8ccffe4ea932c43839acabcd40c87242d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227187ef1c33b458f5fd0334cc65e8ccffe4ea932c43839acabcd40c87242d16", kill_on_drop: false }`
[INFO] [stdout] 227187ef1c33b458f5fd0334cc65e8ccffe4ea932c43839acabcd40c87242d16
