[INFO] cloning repository https://github.com/raphychek/Project-parallel-and-reactive-programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raphychek/Project-parallel-and-reactive-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphychek%2FProject-parallel-and-reactive-programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphychek%2FProject-parallel-and-reactive-programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26112c485e2c8b9709cce43958ece8c42a70374a
[INFO] testing raphychek/Project-parallel-and-reactive-programming against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphychek%2FProject-parallel-and-reactive-programming" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/raphychek/Project-parallel-and-reactive-programming
[INFO] finished tweaking git repo https://github.com/raphychek/Project-parallel-and-reactive-programming
[INFO] tweaked toml for git repo https://github.com/raphychek/Project-parallel-and-reactive-programming written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/raphychek/Project-parallel-and-reactive-programming on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/raphychek/Project-parallel-and-reactive-programming 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-deque v0.5.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.5.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.5.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.6
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded crossbeam v0.4.1
[INFO] [stderr]   Downloaded parking_lot_core v0.3.1
[INFO] [stderr]   Downloaded lock_api v0.1.4
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded parking_lot v0.6.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f0d6d96d88f2d55493dd67a1e5726251e6f71288a39c9f5677627f7f854e495
[INFO] running `Command { std: "docker" "start" "-a" "7f0d6d96d88f2d55493dd67a1e5726251e6f71288a39c9f5677627f7f854e495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0d6d96d88f2d55493dd67a1e5726251e6f71288a39c9f5677627f7f854e495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0d6d96d88f2d55493dd67a1e5726251e6f71288a39c9f5677627f7f854e495", kill_on_drop: false }`
[INFO] [stdout] 7f0d6d96d88f2d55493dd67a1e5726251e6f71288a39c9f5677627f7f854e495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1d1f4778aa23c51f623b7d7d286304d59bc3708fe4cbb50be3bfd2b122dda2d
[INFO] running `Command { std: "docker" "start" "-a" "b1d1f4778aa23c51f623b7d7d286304d59bc3708fe4cbb50be3bfd2b122dda2d", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.5.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling rrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parallel/single_use.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   let mut tour = Arc::new(Compteur::new(0));
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/parallel/multiple_uses.rs:353:37
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...                   let mut tour = Arc::new(Compteur::new(0));
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_activators` is never read
[INFO] [stdout]    --> src/parallel/multiple_uses.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct RcBuilder<N> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 198 |     num_activators: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RcBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "b1d1f4778aa23c51f623b7d7d286304d59bc3708fe4cbb50be3bfd2b122dda2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d1f4778aa23c51f623b7d7d286304d59bc3708fe4cbb50be3bfd2b122dda2d", kill_on_drop: false }`
[INFO] [stdout] b1d1f4778aa23c51f623b7d7d286304d59bc3708fe4cbb50be3bfd2b122dda2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f02f6cb07c36a5524f74aeab50dcc06f49aeb307f6301c87c438fd229359a28
[INFO] running `Command { std: "docker" "start" "-a" "8f02f6cb07c36a5524f74aeab50dcc06f49aeb307f6301c87c438fd229359a28", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parallel/single_use.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   let mut tour = Arc::new(Compteur::new(0));
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/parallel/multiple_uses.rs:353:37
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...                   let mut tour = Arc::new(Compteur::new(0));
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_activators` is never read
[INFO] [stdout]    --> src/parallel/multiple_uses.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct RcBuilder<N> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 198 |     num_activators: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RcBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 };
[INFO] [stdout]    |                  ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 };
[INFO] [stdout]     |                  ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parallel/single_use.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   let mut tour = Arc::new(Compteur::new(0));
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/parallel/multiple_uses.rs:353:37
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...                   let mut tour = Arc::new(Compteur::new(0));
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `num_activators` is never read
[INFO] [stdout]    --> src/parallel/multiple_uses.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub struct RcBuilder<N> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 198 |     num_activators: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RcBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "8f02f6cb07c36a5524f74aeab50dcc06f49aeb307f6301c87c438fd229359a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f02f6cb07c36a5524f74aeab50dcc06f49aeb307f6301c87c438fd229359a28", kill_on_drop: false }`
[INFO] [stdout] 8f02f6cb07c36a5524f74aeab50dcc06f49aeb307f6301c87c438fd229359a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ebe5f8d41c4bb0fc552ad16f8553ee24f8c7bcd18f4a76049ceae73a8c2f409
[INFO] running `Command { std: "docker" "start" "-a" "0ebe5f8d41c4bb0fc552ad16f8553ee24f8c7bcd18f4a76049ceae73a8c2f409", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parallel/single_use.rs:230:37
[INFO] [stderr]     |
[INFO] [stderr] 230 | ...                   let mut tour = Arc::new(Compteur::new(0));
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/parallel/multiple_uses.rs:353:37
[INFO] [stderr]     |
[INFO] [stderr] 353 | ...                   let mut tour = Arc::new(Compteur::new(0));
[INFO] [stderr]     |                           ----^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `num_activators` is never read
[INFO] [stderr]    --> src/parallel/multiple_uses.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 195 | pub struct RcBuilder<N> {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 198 |     num_activators: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `RcBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/lib.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 };
[INFO] [stderr]    |                  ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:113:18
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 };
[INFO] [stderr]     |                  ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `rrs` (lib) generated 3 warnings (run `cargo fix --lib -p rrs` to apply 2 suggestions)
[INFO] [stderr] warning: `rrs` (lib test) generated 5 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rrs-1a4ba9cac41457d1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] 
[INFO] [stderr] thread '<unnamed>' (26) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arrayvec-0.4.7/src/lib.rs:249:25:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5dff2758e09a - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5dff2758e09a - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5dff2758e09a - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5dff2758e09a - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5dff275a1faa - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5dff275a1faa - core[e929cb53b82a81ca]::fmt::write
[INFO] [stderr]    6:     0x5dff275934d2 - std[29689e6404d28ef9]::io::default_write_fmt::<std[29689e6404d28ef9]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stderr]    7:     0x5dff275934d2 - <std[29689e6404d28ef9]::sys::stdio::unix::Stderr as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]    8:     0x5dff2756d09f - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5dff2756d09f - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5dff275864c1 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5dff27515b5c - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stderr]   12:     0x5dff27515b5c - test[a24b3028667022f7]::test_main_inner::<test[a24b3028667022f7]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x5dff275866b2 - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn for<'a, 'b> core[e929cb53b82a81ca]::ops::function::Fn<(&'a std[29689e6404d28ef9]::panic::PanicHookInfo<'b>,), Output = ()> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync> as core[e929cb53b82a81ca]::ops::function::Fn<(&std[29689e6404d28ef9]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2285:9
[INFO] [stderr]   14:     0x5dff275866b2 - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5dff2756d18a - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5dff27562339 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5dff2756de6d - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5dff275a258d - core[e929cb53b82a81ca]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5dff275a258d - core[e929cb53b82a81ca]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/intrinsics/mod.rs:2450:9
[INFO] [stderr]   20:     0x5dff27550934 - <usize as core[e929cb53b82a81ca]::slice::index::SliceIndex<[_]>>::get_unchecked_mut::precondition_check
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5dff27550cd9 - <usize as core[e929cb53b82a81ca]::slice::index::SliceIndex<[crossbeam_epoch[88150cd668144ae]::deferred::Deferred]>>::get_unchecked_mut
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5dff27548d89 - <[crossbeam_epoch[88150cd668144ae]::deferred::Deferred]>::get_unchecked_mut::<usize>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/slice/mod.rs:691:30
[INFO] [stderr]   23:     0x5dff2754f481 - <arrayvec[1e1c3c9a1b3ee80b]::ArrayVec<[crossbeam_epoch[88150cd668144ae]::deferred::Deferred; 64usize]>>::push_unchecked
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arrayvec-0.4.7/src/lib.rs:249:25
[INFO] [stderr]   24:     0x5dff2754f858 - <arrayvec[1e1c3c9a1b3ee80b]::ArrayVec<[crossbeam_epoch[88150cd668144ae]::deferred::Deferred; 64usize]>>::try_push
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arrayvec-0.4.7/src/lib.rs:215:22
[INFO] [stderr]   25:     0x5dff2754fa25 - <crossbeam_epoch[88150cd668144ae]::internal::Bag>::try_push
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/internal.rs:93:24
[INFO] [stderr]   26:     0x5dff2754e9a5 - <crossbeam_epoch[88150cd668144ae]::internal::Local>::defer
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/internal.rs:323:32
[INFO] [stderr]   27:     0x5dff27548d43 - <crossbeam_epoch[88150cd668144ae]::guard::Guard>::defer::<<crossbeam_epoch[88150cd668144ae]::sync::list::Iter<crossbeam_epoch[88150cd668144ae]::internal::Local, crossbeam_epoch[88150cd668144ae]::internal::Local> as core[e929cb53b82a81ca]::iter::traits::iterator::Iterator>::next::{closure#0}, ()>
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/guard.rs:176:19
[INFO] [stderr]   28:     0x5dff275511c2 - <crossbeam_epoch[88150cd668144ae]::sync::list::Iter<crossbeam_epoch[88150cd668144ae]::internal::Local, crossbeam_epoch[88150cd668144ae]::internal::Local> as core[e929cb53b82a81ca]::iter::traits::iterator::Iterator>::next
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/sync/list.rs:260:40
[INFO] [stderr]   29:     0x5dff2754e0b6 - <crossbeam_epoch[88150cd668144ae]::internal::Global>::try_advance
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/internal.rs:211:22
[INFO] [stderr]   30:     0x5dff2754e375 - <crossbeam_epoch[88150cd668144ae]::internal::Global>::collect
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/internal.rs:175:33
[INFO] [stderr]   31:     0x5dff274f8d7d - <crossbeam_epoch[88150cd668144ae]::internal::Local>::pin
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/internal.rs:379:31
[INFO] [stderr]   32:     0x5dff274ec282 - <crossbeam_epoch[88150cd668144ae]::collector::Handle>::pin
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/collector.rs:72:32
[INFO] [stderr]   33:     0x5dff274f729e - crossbeam_epoch[88150cd668144ae]::default::pin::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/default.rs:25:33
[INFO] [stderr]   34:     0x5dff274ef30d - <std[29689e6404d28ef9]::thread::local::LocalKey<crossbeam_epoch[88150cd668144ae]::collector::Handle>>::try_with::<crossbeam_epoch[88150cd668144ae]::default::pin::{closure#0}, crossbeam_epoch[88150cd668144ae]::guard::Guard>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/local.rs:462:12
[INFO] [stderr]   35:     0x5dff274ef1de - <std[29689e6404d28ef9]::thread::local::LocalKey<crossbeam_epoch[88150cd668144ae]::collector::Handle>>::with::<crossbeam_epoch[88150cd668144ae]::default::pin::{closure#0}, crossbeam_epoch[88150cd668144ae]::guard::Guard>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/local.rs:426:20
[INFO] [stderr]   36:     0x5dff274f9a0d - crossbeam_epoch[88150cd668144ae]::default::pin
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.5.2/src/default.rs:25:12
[INFO] [stderr]   37:     0x5dff27500903 - <crossbeam_deque[f24d207d05c73cf5]::fifo::Stealer<rrs[87a15f14d2097c2d]::parallel::multiple_uses::RcHandle<dyn rrs[87a15f14d2097c2d]::api::node::NodeMut<rrs[87a15f14d2097c2d]::parallel::multiple_uses::RuntimeLoc> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync>>>::steal
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-deque-0.5.2/src/fifo.rs:364:26
[INFO] [stderr]   38:     0x5dff27504ea9 - <crossbeam_deque[f24d207d05c73cf5]::Stealer<rrs[87a15f14d2097c2d]::parallel::multiple_uses::RcHandle<dyn rrs[87a15f14d2097c2d]::api::node::NodeMut<rrs[87a15f14d2097c2d]::parallel::multiple_uses::RuntimeLoc> + core[e929cb53b82a81ca]::marker::Send + core[e929cb53b82a81ca]::marker::Sync>>>::steal
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-deque-0.5.2/src/lib.rs:264:55
[INFO] [stderr]   39:     0x5dff274f6a5b - <rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/src/parallel/multiple_uses.rs:355:67
[INFO] [stderr]   40:     0x5dff274f670e - <crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn::<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-utils-0.5.0/src/thread.rs:340:45
[INFO] [stderr]   41:     0x5dff274f9e01 - <<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1} as crossbeam_utils[c8d461cef3d749b7]::thread::FnBox<()>>::call_box
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-utils-0.5.0/src/thread.rs:127:9
[INFO] [stderr]   42:     0x5dff274f6821 - crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked::<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-utils-0.5.0/src/thread.rs:150:35
[INFO] [stderr]   43:     0x5dff274ea483 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   44:     0x5dff274fec8b - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   45:     0x5dff274e86a0 - <core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1}::{closure#0}> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   46:     0x5dff27503d96 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stderr]   47:     0x5dff275020ab - __rust_try
[INFO] [stderr]   48:     0x5dff274fe776 - std[29689e6404d28ef9]::panicking::catch_unwind::<(), core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stderr]   49:     0x5dff274fe776 - std[29689e6404d28ef9]::panic::catch_unwind::<core[e929cb53b82a81ca]::panic::unwind_safe::AssertUnwindSafe<std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stderr]   50:     0x5dff274fe776 - std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked::<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   51:     0x5dff274e2cde - <std[29689e6404d28ef9]::thread::lifecycle::spawn_unchecked<crossbeam_utils[c8d461cef3d749b7]::thread::builder_spawn_unchecked<<crossbeam_utils[c8d461cef3d749b7]::thread::ScopedThreadBuilder>::spawn<<rrs[87a15f14d2097c2d]::parallel::multiple_uses::Toexec>::execute::{closure#0}::{closure#0}, ()>::{closure#1}>::{closure#0}, ()>::{closure#1} as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   52:     0x5dff2758d9af - <alloc[9d7caffeb3b5d2c6]::boxed::Box<dyn core[e929cb53b82a81ca]::ops::function::FnOnce<(), Output = ()> + core[e929cb53b82a81ca]::marker::Send> as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/alloc/src/boxed.rs:2271:9
[INFO] [stderr]   53:     0x5dff2758d9af - <std[29689e6404d28ef9]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   54:     0x769a30d8aaa4 - <unknown>
[INFO] [stderr]   55:     0x769a30e17a64 - clone
[INFO] [stderr]   56:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rrs-1a4ba9cac41457d1` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "0ebe5f8d41c4bb0fc552ad16f8553ee24f8c7bcd18f4a76049ceae73a8c2f409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebe5f8d41c4bb0fc552ad16f8553ee24f8c7bcd18f4a76049ceae73a8c2f409", kill_on_drop: false }`
[INFO] [stdout] 0ebe5f8d41c4bb0fc552ad16f8553ee24f8c7bcd18f4a76049ceae73a8c2f409
