[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 - <::print::DisplayBacktrace as core[7c831bd917ebf35f]::fmt::Display>::fmt [INFO] [stdout] 1: 0x62edd42bc05a - core[7c831bd917ebf35f]::fmt::write [INFO] [stdout] 2: 0x62edd42ac2ac - 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::::{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:: [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:: [INFO] [stdout] 13: 0x62edd422dc71 - >::call_once [INFO] [stdout] 14: 0x62edd422ea8b - test[73009c9f9aebf890]::__rust_begin_short_backtrace::, 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:: [INFO] [stdout] 17: 0x62edd423f252 - ::{closure#1} as core[7c831bd917ebf35f]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] 18: 0x62edd42a76e9 - ::new::thread_start [INFO] [stdout] 19: 0x7428d82ef07a - [INFO] [stdout] 20: 0x7428d8382534 - clone [INFO] [stdout] 21: 0x0 - [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