[INFO] cloning repository https://github.com/muhtutorials/concurrent_hash_map
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/muhtutorials/concurrent_hash_map" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhtutorials%2Fconcurrent_hash_map", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhtutorials%2Fconcurrent_hash_map'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c7450ebc00be4b23083e837971df573f5ec0c7a
[INFO] testing muhtutorials/concurrent_hash_map against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhtutorials%2Fconcurrent_hash_map" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/muhtutorials/concurrent_hash_map
[INFO] finished tweaking git repo https://github.com/muhtutorials/concurrent_hash_map
[INFO] tweaked toml for git repo https://github.com/muhtutorials/concurrent_hash_map written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/muhtutorials/concurrent_hash_map on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/muhtutorials/concurrent_hash_map 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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7b24f03a1894a42e60f174db3d77bd744682b05d014e02818cf9504089c7178
[INFO] running `Command { std: "docker" "start" "-a" "c7b24f03a1894a42e60f174db3d77bd744682b05d014e02818cf9504089c7178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7b24f03a1894a42e60f174db3d77bd744682b05d014e02818cf9504089c7178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b24f03a1894a42e60f174db3d77bd744682b05d014e02818cf9504089c7178", kill_on_drop: false }`
[INFO] [stdout] c7b24f03a1894a42e60f174db3d77bd744682b05d014e02818cf9504089c7178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3523be819d28e7d4c82b9cf252cc7bd8cb1879a0336ad306997e84a34b76e3b
[INFO] running `Command { std: "docker" "start" "-a" "b3523be819d28e7d4c82b9cf252cc7bd8cb1879a0336ad306997e84a34b76e3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling concurrent_hash_map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iter.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut spare = self.spare.take();
[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: struct `Iter` is never constructed
[INFO] [stdout]  --> src/iter.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Iter<'g, K, V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push_state`, and `recover_state` are never used
[INFO] [stdout]   --> src/iter.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<'g, K, V> Iter<'g, K, V> {
[INFO] [stdout]    | ----------------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub(crate) fn new(table: Shared<'g, Table<K, V>>, guard: &'g Guard) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn push_state(&mut self, table: &'g Table<K, V>, cap: usize, index: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn recover_state(&mut self, mut cap: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TableStack` is never constructed
[INFO] [stdout]    --> src/iter.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | struct TableStack<'g, K, V> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "b3523be819d28e7d4c82b9cf252cc7bd8cb1879a0336ad306997e84a34b76e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3523be819d28e7d4c82b9cf252cc7bd8cb1879a0336ad306997e84a34b76e3b", kill_on_drop: false }`
[INFO] [stdout] b3523be819d28e7d4c82b9cf252cc7bd8cb1879a0336ad306997e84a34b76e3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 938a9e646b8b14792859b2e0e2ab7449834d48b354d1a499a052dd4403b90624
[INFO] running `Command { std: "docker" "start" "-a" "938a9e646b8b14792859b2e0e2ab7449834d48b354d1a499a052dd4403b90624", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent_hash_map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iter.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut spare = self.spare.take();
[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: struct `Iter` is never constructed
[INFO] [stdout]  --> src/iter.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Iter<'g, K, V> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `push_state`, and `recover_state` are never used
[INFO] [stdout]   --> src/iter.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<'g, K, V> Iter<'g, K, V> {
[INFO] [stdout]    | ----------------------------- associated items in this implementation
[INFO] [stdout] 27 |     pub(crate) fn new(table: Shared<'g, Table<K, V>>, guard: &'g Guard) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn push_state(&mut self, table: &'g Table<K, V>, cap: usize, index: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     fn recover_state(&mut self, mut cap: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TableStack` is never constructed
[INFO] [stdout]    --> src/iter.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | struct TableStack<'g, K, V> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iter.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut spare = self.spare.take();
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "938a9e646b8b14792859b2e0e2ab7449834d48b354d1a499a052dd4403b90624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938a9e646b8b14792859b2e0e2ab7449834d48b354d1a499a052dd4403b90624", kill_on_drop: false }`
[INFO] [stdout] 938a9e646b8b14792859b2e0e2ab7449834d48b354d1a499a052dd4403b90624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd31cc0ea21f918eaa7712dab5e4a7874dbace13cbe827c0fc53a5321a1cab77
[INFO] running `Command { std: "docker" "start" "-a" "dd31cc0ea21f918eaa7712dab5e4a7874dbace13cbe827c0fc53a5321a1cab77", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/iter.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let mut spare = self.spare.take();
[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: struct `Iter` is never constructed
[INFO] [stderr]  --> src/iter.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct Iter<'g, K, V> {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `push_state`, and `recover_state` are never used
[INFO] [stderr]   --> src/iter.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl<'g, K, V> Iter<'g, K, V> {
[INFO] [stderr]    | ----------------------------- associated items in this implementation
[INFO] [stderr] 27 |     pub(crate) fn new(table: Shared<'g, Table<K, V>>, guard: &'g Guard) -> Self {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn push_state(&mut self, table: &'g Table<K, V>, cap: usize, index: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 71 |     fn recover_state(&mut self, mut cap: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TableStack` is never constructed
[INFO] [stderr]    --> src/iter.rs:163:8
[INFO] [stderr]     |
[INFO] [stderr] 163 | struct TableStack<'g, K, V> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `concurrent_hash_map` (lib) generated 4 warnings (run `cargo fix --lib -p concurrent_hash_map` to apply 1 suggestion)
[INFO] [stderr] warning: `concurrent_hash_map` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/concurrent_hash_map-01adf6c21a11f027)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/concurrent_hash_map-4e6c96850b919892)
[INFO] [stdout] test iter::tests::iter_new ... ok
[INFO] [stdout] test iter::tests::iter_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-25d28be8338eaab0)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr] 
[INFO] [stderr] thread '<unnamed>' (26) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.9.18/src/atomic.rs:204:9:
[INFO] [stderr] null pointer dereference occurred
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5821f54779c8 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5821f54779c8 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5821f54779c8 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5821f54779c8 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5821f548b7fa - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5821f548b7fa - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stderr]    6:     0x5821f547cd32 - std[d054f6f42beb1baa]::io::default_write_fmt::<std[d054f6f42beb1baa]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stderr]    7:     0x5821f547cd32 - <std[d054f6f42beb1baa]::sys::stdio::unix::Stderr as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stderr]    8:     0x5821f5456b76 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5821f5456b76 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5821f546ff31 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5821f53f844c - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stderr]   12:     0x5821f53f844c - test[fad20673b750c10e]::test_main_inner::<test[fad20673b750c10e]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x5821f5470122 - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stderr]   14:     0x5821f5470122 - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5821f5456c64 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5821f544e5c9 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5821f545794d - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5821f548bdad - core[5a1c3e9896636f3a]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5821f548bdad - core[5a1c3e9896636f3a]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/intrinsics/mod.rs:2450:9
[INFO] [stderr]   20:     0x5821f548bef7 - core[5a1c3e9896636f3a]::panicking::panic_null_pointer_dereference
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:302:5
[INFO] [stderr]   21:     0x5821f53d820c - <concurrent_hash_map[eff0f123fcad27ce]::table::Table<u8, u8> as crossbeam_epoch[282bf1774ad7a137]::atomic::Pointable>::deref
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.9.18/src/atomic.rs:204:9
[INFO] [stderr]   22:     0x5821f53e0f2e - <crossbeam_epoch[282bf1774ad7a137]::atomic::Shared<concurrent_hash_map[eff0f123fcad27ce]::table::Table<u8, u8>>>::deref
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.9.18/src/atomic.rs:1421:9
[INFO] [stderr]   23:     0x5821f53ce120 - <concurrent_hash_map[eff0f123fcad27ce]::Map<u8, u8>>::put
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:210:44
[INFO] [stderr]   24:     0x5821f53ceae3 - <concurrent_hash_map[eff0f123fcad27ce]::Map<u8, u8>>::insert
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:185:14
[INFO] [stderr]   25:     0x5821f53e8c28 - basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/basic.rs:48:19
[INFO] [stderr]   26:     0x5821f53e85fe - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   27:     0x5821f53df8a7 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   28:     0x5821f53eb480 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1}::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   29:     0x5821f53e546a - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stderr]   30:     0x5821f53e253b - __rust_try
[INFO] [stderr]   31:     0x5821f53df3b2 - std[d054f6f42beb1baa]::panicking::catch_unwind::<(), core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stderr]   32:     0x5821f53df3b2 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stderr]   33:     0x5821f53df3b2 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   34:     0x5821f53dfa2e - <std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<basic[e3d8aaa5614b4a15]::concurrent_insert::{closure#1}, ()>::{closure#1} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   35:     0x5821f547732f - <alloc[154f689e5dd3bae5]::boxed::Box<dyn core[5a1c3e9896636f3a]::ops::function::FnOnce<(), Output = ()> + core[5a1c3e9896636f3a]::marker::Send> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2277:9
[INFO] [stderr]   36:     0x5821f547732f - <std[d054f6f42beb1baa]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   37:     0x7ec707555aa4 - <unknown>
[INFO] [stderr]   38:     0x7ec7075e2a64 - clone
[INFO] [stderr]   39:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test basic`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/basic-25d28be8338eaab0` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "dd31cc0ea21f918eaa7712dab5e4a7874dbace13cbe827c0fc53a5321a1cab77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd31cc0ea21f918eaa7712dab5e4a7874dbace13cbe827c0fc53a5321a1cab77", kill_on_drop: false }`
[INFO] [stdout] dd31cc0ea21f918eaa7712dab5e4a7874dbace13cbe827c0fc53a5321a1cab77
