[INFO] fetching crate stackler 0.1.0...
[INFO] testing stackler-0.1.0 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate stackler 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stackler 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stackler 0.1.0
[INFO] tweaked toml for crates.io crate stackler 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackler 0.1.0 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stackler 0.1.0 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1
[INFO] running `Command { std: "docker" "start" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling portable-atomic v1.14.0
[INFO] [stderr]    Compiling stackler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling condtype v1.3.0
[INFO] [stderr]    Compiling regex-lite v0.1.9
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling terminal_size v0.4.4
[INFO] [stderr]    Compiling clap_builder v4.6.5
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]    Compiling clap v4.6.5
[INFO] [stderr]    Compiling divan v0.1.21
[INFO] [stderr]    Compiling stackler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 20.69s
[INFO] running `Command { std: "docker" "inspect" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/stackler-de486e24272b3f9b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test platform::tests::the_test_harness_does_not_run_on_the_initial_thread ... ok
[INFO] [stdout] test platform::tests::a_stack_rlimit_is_readable_or_unlimited ... ok
[INFO] [stdout] test platform::tests::capping_a_limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basics.rs (/opt/rustwide/target/release/deps/basics-c8cf1a1d9a3c6bb5)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test bounds_are_validated ... ok
[INFO] [stdout] test discovers_its_own_stack ... ok
[INFO] [stdout] test depth_grows_with_recursion ... ok
[INFO] [stdout] test guard_answers_and_counts ... ok
[INFO] [stdout] test headroom_shrinks_as_depth_grows ... ok
[INFO] [stdout] test threads_come_and_go ... FAILED
[INFO] [stdout] test measure_diffs_counters ... ok
[INFO] [stderr] error: test failed, to rerun pass `--test basics`
[INFO] [stdout] test sampling_feeds_the_aggregates ... ok
[INFO] [stdout] test stats_subtraction ... ok
[INFO] [stdout] test thread_snapshots_describe_this_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- threads_come_and_go stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'threads_come_and_go' (717) panicked at tests/basics.rs:197:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 4
[INFO] [stdout]  right: 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62edd42a7e11 - <<std[104cf6e2632825ea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x62edd42bc05a - core[7c831bd917ebf35f]::fmt::write
[INFO] [stdout]    2:     0x62edd42ac2ac - <alloc[2fdc3f7464fcf288]::vec::Vec<u8> as core[7c831bd917ebf35f]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x62edd42843f6 - std[104cf6e2632825ea]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x62edd42a0529 - std[104cf6e2632825ea]::panicking::default_hook
[INFO] [stdout]    5:     0x62edd423b7a0 - test[73009c9f9aebf890]::test_main_inner::<test[73009c9f9aebf890]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x62edd42a06e2 - std[104cf6e2632825ea]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x62edd42844a2 - std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x62edd427ce49 - std[104cf6e2632825ea]::sys::backtrace::__rust_end_short_backtrace::<std[104cf6e2632825ea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x62edd428509d - __rustc[b0d56fa5b193ad05]::rust_begin_unwind
[INFO] [stdout]   10:     0x62edd42bc78c - core[7c831bd917ebf35f]::panicking::panic_fmt
[INFO] [stdout]   11:     0x62edd42bc6a3 - core[7c831bd917ebf35f]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x62edd42b8fc2 - core[7c831bd917ebf35f]::panicking::assert_failed::<u64, u64>
[INFO] [stdout]   13:     0x62edd422dc71 - <basics[16c4cf2cca875943]::threads_come_and_go::{closure#0} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x62edd422ea8b - test[73009c9f9aebf890]::__rust_begin_short_backtrace::<core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>, fn() -> core[7c831bd917ebf35f]::result::Result<(), alloc[2fdc3f7464fcf288]::string::String>>
[INFO] [stdout]   15:     0x62edd423c0f5 - test[73009c9f9aebf890]::run_test::{closure#0}
[INFO] [stdout]   16:     0x62edd42354b4 - std[104cf6e2632825ea]::sys::backtrace::__rust_begin_short_backtrace::<test[73009c9f9aebf890]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x62edd423f252 - <std[104cf6e2632825ea]::thread::lifecycle::spawn_unchecked<test[73009c9f9aebf890]::run_test::{closure#1}, ()>::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x62edd42a76e9 - <std[104cf6e2632825ea]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7428d82ef07a - <unknown>
[INFO] [stdout]   20:     0x7428d8382534 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     threads_come_and_go
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1", kill_on_drop: false }`
[INFO] [stdout] 1c0927c0594930258fd83ab3edbcd0b5bb2ae63fcd7f68156fdbf25eaccf60b1
