[INFO] fetching crate solow-mixed 0.7.4...
[INFO] testing solow-mixed-0.7.4 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate solow-mixed 0.7.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate solow-mixed 0.7.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate solow-mixed 0.7.4
[INFO] tweaked toml for crates.io crate solow-mixed 0.7.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate solow-mixed 0.7.4 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate solow-mixed 0.7.4 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.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded solow-optimize v0.7.4
[INFO] [stderr]   Downloaded solow-core v0.7.4
[INFO] [stderr]   Downloaded solow-distributions v0.7.4
[INFO] [stderr]   Downloaded solow-linalg v0.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c
[INFO] running `Command { std: "docker" "start" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", 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" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", 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" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling solow-core v0.7.4
[INFO] [stderr]    Compiling solow-linalg v0.7.4
[INFO] [stderr]    Compiling solow-distributions v0.7.4
[INFO] [stderr]    Compiling solow-optimize v0.7.4
[INFO] [stderr]    Compiling solow-mixed v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 13.29s
[INFO] running `Command { std: "docker" "inspect" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", 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" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling solow-mixed v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.63s
[INFO] running `Command { std: "docker" "inspect" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", 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" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/solow_mixed-afcf79714055b988)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test model::tests::ml_scale_uses_full_sample_size ... ok
[INFO] [stdout] test model::tests::profile_is_maximized_at_solution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/reference.rs (/opt/rustwide/target/release/deps/reference-ad737d3be0156bd5)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test achieved_accuracy_is_tight ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--test reference`
[INFO] [stdout] test mixed_matches_reference ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- achieved_accuracy_is_tight stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'achieved_accuracy_is_tight' (522) panicked at tests/reference.rs:14:35:
[INFO] [stdout] fixture present (run tools/reference/gen_mixed.py): Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x633c7de3b791 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x633c7de5094a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x633c7de3fcdc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x633c7de17a16 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x633c7de33b89 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x633c7ddb2360 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x633c7de33d42 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x633c7de17ac2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x633c7de10689 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x633c7de186bd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x633c7de5107c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x633c7de50e52 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x633c7dd9fafc - reference[c99f2a1fbbe13c67]::load
[INFO] [stdout]   13:     0x633c7dda0aa9 - <reference[c99f2a1fbbe13c67]::achieved_accuracy_is_tight::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x633c7dda564b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x633c7ddb2cb5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x633c7ddac574 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x633c7ddb5e12 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x633c7de3acf9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7d634c840dfa - <unknown>
[INFO] [stdout]   20:     0x7d634c8d43d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- mixed_matches_reference stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'mixed_matches_reference' (523) panicked at tests/reference.rs:14:35:
[INFO] [stdout] fixture present (run tools/reference/gen_mixed.py): Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x633c7de3b791 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x633c7de5094a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x633c7de3fcdc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x633c7de17a16 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x633c7de33b89 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x633c7ddb2360 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x633c7de33d42 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x633c7de17ac2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x633c7de10689 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x633c7de186bd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x633c7de5107c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x633c7de50e52 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x633c7dd9fafc - reference[c99f2a1fbbe13c67]::load
[INFO] [stdout]   13:     0x633c7dd9ff09 - <reference[c99f2a1fbbe13c67]::mixed_matches_reference::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x633c7dda564b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x633c7ddb2cb5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x633c7ddac574 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x633c7ddb5e12 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x633c7de3acf9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7d634c840dfa - <unknown>
[INFO] [stdout]   20:     0x7d634c8d43d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     achieved_accuracy_is_tight
[INFO] [stdout]     mixed_matches_reference
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c", kill_on_drop: false }`
[INFO] [stdout] 2a69bc605d1a952fc8e1a9b635cad927c1b009b1a37d5adc36b5ab89a1a04c4c
