[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 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphychek%2FProject-parallel-and-reactive-programming" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raphychek/Project-parallel-and-reactive-programming on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4-tc1/source/Cargo.toml
[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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ae415eb43a61956a5858bc788d795f99663bacddf596da13040522eee920fe6
[INFO] running `Command { std: "docker" "start" "-a" "3ae415eb43a61956a5858bc788d795f99663bacddf596da13040522eee920fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae415eb43a61956a5858bc788d795f99663bacddf596da13040522eee920fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae415eb43a61956a5858bc788d795f99663bacddf596da13040522eee920fe6", kill_on_drop: false }`
[INFO] [stdout] 3ae415eb43a61956a5858bc788d795f99663bacddf596da13040522eee920fe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33d149586d39cd6557b5264c3844fe99efcecedb63f6c8a46733aa863128a494
[INFO] running `Command { std: "docker" "start" "-a" "33d149586d39cd6557b5264c3844fe99efcecedb63f6c8a46733aa863128a494", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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 nodrop v0.1.12
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.0
[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "33d149586d39cd6557b5264c3844fe99efcecedb63f6c8a46733aa863128a494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d149586d39cd6557b5264c3844fe99efcecedb63f6c8a46733aa863128a494", kill_on_drop: false }`
[INFO] [stdout] 33d149586d39cd6557b5264c3844fe99efcecedb63f6c8a46733aa863128a494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7b3032d9092686116cdb84b898f9ecebbfb58f642da00a9b43f1c37f2543172
[INFO] running `Command { std: "docker" "start" "-a" "a7b3032d9092686116cdb84b898f9ecebbfb58f642da00a9b43f1c37f2543172", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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)]` 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)]` 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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "a7b3032d9092686116cdb84b898f9ecebbfb58f642da00a9b43f1c37f2543172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b3032d9092686116cdb84b898f9ecebbfb58f642da00a9b43f1c37f2543172", kill_on_drop: false }`
[INFO] [stdout] a7b3032d9092686116cdb84b898f9ecebbfb58f642da00a9b43f1c37f2543172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6fd27f96d403fce1710be9eb1917bdb7a6313862acf82da8255f454ffa8d913
[INFO] running `Command { std: "docker" "start" "-a" "c6fd27f96d403fce1710be9eb1917bdb7a6313862acf82da8255f454ffa8d913", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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)]` 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)]` 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)]` 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 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rrs-7942304bbcb2a6fd)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] thread '<unnamed>' panicked at core/src/panicking.rs:221:5:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x6036a351303a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x6036a351303a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x6036a351303a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x6036a351303a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x6036a35384a3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x6036a35384a3 - core::fmt::write::h7550c97b06c86515
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]    6:     0x6036a3510333 - std::io::Write::write_fmt::h7b09c64fe0be9c84
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stderr]    7:     0x6036a3512e82 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x6036a351449a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stderr]    9:     0x6036a35142e0 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:295:9
[INFO] [stderr]   10:     0x6036a34ce689 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stderr]   11:     0x6036a34ce689 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stderr]   12:     0x6036a3514b38 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stderr]   13:     0x6036a3514b38 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stderr]   14:     0x6036a35148c6 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stderr]   15:     0x6036a3513519 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]   16:     0x6036a351458c - rust_begin_unwind
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stderr]   17:     0x6036a3458afd - core::panicking::panic_nounwind_fmt::runtime::h1f507a806003dfb2
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:112:18
[INFO] [stderr]   18:     0x6036a3458afd - core::panicking::panic_nounwind_fmt::h357fc035dc231634
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:122:5
[INFO] [stderr]   19:     0x6036a3458b92 - core::panicking::panic_nounwind::hd0dad372654c389a
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:221:5
[INFO] [stderr]   20:     0x6036a34db158 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::precondition_check::hd01c335820098595
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ub_checks.rs:70:21
[INFO] [stderr]   21:     0x6036a34db10e - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::h195f37326a0fd397
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ub_checks.rs:77:17
[INFO] [stderr]   22:     0x6036a34da509 - core::slice::<impl [T]>::get_unchecked_mut::h56b297bffa7b12d1
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/slice/mod.rs:714:24
[INFO] [stderr]   23:     0x6036a34e338a - arrayvec::ArrayVec<A>::push_unchecked::h10b0b9b0c1916579
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/arrayvec-0.4.7/src/lib.rs:249:20
[INFO] [stderr]   24:     0x6036a34e3a68 - arrayvec::ArrayVec<A>::try_push::h94c9494b648e8da4
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/arrayvec-0.4.7/src/lib.rs:215:17
[INFO] [stderr]   25:     0x6036a34dd79d - crossbeam_epoch::internal::Bag::try_push::h3af9c57fe594e63d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/internal.rs:93:9
[INFO] [stderr]   26:     0x6036a34de2dd - crossbeam_epoch::internal::Local::defer::h2ba03e98fb00e9a3
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/internal.rs:323:28
[INFO] [stderr]   27:     0x6036a34dd611 - crossbeam_epoch::guard::Guard::defer::hfc4635ff8b72db8c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/guard.rs:176:13
[INFO] [stderr]   28:     0x6036a34df3d7 - <crossbeam_epoch::sync::list::Iter<T,C> as core::iter::traits::iterator::Iterator>::next::h9dd70845b0ab564d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/sync/list.rs:260:29
[INFO] [stderr]   29:     0x6036a34dde23 - crossbeam_epoch::internal::Global::try_advance::hdf3215a963ac6f48
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/internal.rs:211:22
[INFO] [stderr]   30:     0x6036a34ddc84 - crossbeam_epoch::internal::Global::collect::h2c6746ee75092460
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/internal.rs:175:28
[INFO] [stderr]   31:     0x6036a3478e39 - crossbeam_epoch::internal::Local::pin::h13159963f780a298
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/internal.rs:379:17
[INFO] [stderr]   32:     0x6036a3478ecd - crossbeam_epoch::collector::Handle::pin::hd5e7623c8a8cbde1
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/collector.rs:72:18
[INFO] [stderr]   33:     0x6036a3487ffe - crossbeam_epoch::default::pin::{{closure}}::h62d03bfbc5aa1672
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/default.rs:25:26
[INFO] [stderr]   34:     0x6036a347b2a2 - std::thread::local::LocalKey<T>::try_with::h83cf1229de9c69c0
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/local.rs:283:12
[INFO] [stderr]   35:     0x6036a347b18e - std::thread::local::LocalKey<T>::with::h628d6c7572b7544d
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/local.rs:260:9
[INFO] [stderr]   36:     0x6036a3487fed - crossbeam_epoch::default::pin::ha5cf33a97c13a887
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-epoch-0.5.2/src/default.rs:25:5
[INFO] [stderr]   37:     0x6036a3490d0e - crossbeam_deque::fifo::Stealer<T>::steal::hd636ad33b71886ab
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-deque-0.5.2/src/fifo.rs:364:26
[INFO] [stderr]   38:     0x6036a348eb47 - crossbeam_deque::Stealer<T>::steal::h4a0e9499c33f063b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-deque-0.5.2/src/lib.rs:264:48
[INFO] [stderr]   39:     0x6036a3477d0a - rrs::parallel::single_use::Toexec::execute::{{closure}}::{{closure}}::hfbbf83b726c928b5
[INFO] [stderr]                                at /opt/rustwide/workdir/src/parallel/single_use.rs:232:43
[INFO] [stderr]   40:     0x6036a3479d3e - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h581e750edcd00348
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.5.0/src/thread.rs:340:45
[INFO] [stderr]   41:     0x6036a347c886 - <F as crossbeam_utils::thread::FnBox<T>>::call_box::h2dd16f16a9e3d11c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.5.0/src/thread.rs:127:9
[INFO] [stderr]   42:     0x6036a347a4d1 - crossbeam_utils::thread::builder_spawn_unchecked::{{closure}}::h1ecacc3b89f41ae3
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.5.0/src/thread.rs:150:27
[INFO] [stderr]   43:     0x6036a3472143 - std::sys::backtrace::__rust_begin_short_backtrace::h857e0cdf8e0a4f95
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stderr]   44:     0x6036a3463273 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha4d8b4f69fefdb25
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stderr]   45:     0x6036a3478af3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9e603fb33f838211
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   46:     0x6036a3488690 - std::panicking::try::do_call::h2f5559740bf346c2
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stderr]   47:     0x6036a346537b - __rust_try
[INFO] [stderr]   48:     0x6036a34627b3 - std::panicking::try::h63e3c1e00ce092c5
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stderr]   49:     0x6036a34627b3 - std::panic::catch_unwind::h5b7af14d7f3672e2
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stderr]   50:     0x6036a34627b3 - std::thread::Builder::spawn_unchecked_::{{closure}}::h7390d54ae1906caf
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stderr]   51:     0x6036a34888ae - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd184d284bff2d99b
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   52:     0x6036a351888b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stderr]   53:     0x6036a351888b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stderr]   54:     0x6036a351888b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]   55:     0x7cb0b65ffac3 - <unknown>
[INFO] [stderr]   56:     0x7cb0b6690a04 - clone
[INFO] [stderr]   57:                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-7942304bbcb2a6fd` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "c6fd27f96d403fce1710be9eb1917bdb7a6313862acf82da8255f454ffa8d913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fd27f96d403fce1710be9eb1917bdb7a6313862acf82da8255f454ffa8d913", kill_on_drop: false }`
[INFO] [stdout] c6fd27f96d403fce1710be9eb1917bdb7a6313862acf82da8255f454ffa8d913
