[INFO] fetching crate constriction 0.4.1...
[INFO] testing constriction-0.4.1 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate constriction 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate constriction 0.4.1 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate constriction 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate constriction 0.4.1
[INFO] tweaked toml for crates.io crate constriction 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 108 packages to latest compatible versions
[INFO] [stderr]       Adding numpy v0.22.1 (available: v0.23.0)
[INFO] [stderr]       Adding pyo3 v0.22.6 (available: v0.23.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17f2d2a27d9b77d2258f4527db3b928725c9206c3763120f4070f1fb525096eb
[INFO] running `Command { std: "docker" "start" "-a" "17f2d2a27d9b77d2258f4527db3b928725c9206c3763120f4070f1fb525096eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f2d2a27d9b77d2258f4527db3b928725c9206c3763120f4070f1fb525096eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f2d2a27d9b77d2258f4527db3b928725c9206c3763120f4070f1fb525096eb", kill_on_drop: false }`
[INFO] [stdout] 17f2d2a27d9b77d2258f4527db3b928725c9206c3763120f4070f1fb525096eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1eb2f6726e2e29b901537eac37c37d16c31d4a64390fdf3298e86d83dfeedad
[INFO] running `Command { std: "docker" "start" "-a" "f1eb2f6726e2e29b901537eac37c37d16c31d4a64390fdf3298e86d83dfeedad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling random v0.13.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling foldhash v0.1.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling special v0.10.3
[INFO] [stderr]    Compiling probability v0.20.3
[INFO] [stderr]    Compiling constriction v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "f1eb2f6726e2e29b901537eac37c37d16c31d4a64390fdf3298e86d83dfeedad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1eb2f6726e2e29b901537eac37c37d16c31d4a64390fdf3298e86d83dfeedad", kill_on_drop: false }`
[INFO] [stdout] f1eb2f6726e2e29b901537eac37c37d16c31d4a64390fdf3298e86d83dfeedad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d6fa1366f97e64c33ec32699bda2306aadf379da201b29468123c833a05f989
[INFO] running `Command { std: "docker" "start" "-a" "1d6fa1366f97e64c33ec32699bda2306aadf379da201b29468123c833a05f989", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap v4.5.23
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling constriction v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 36.46s
[INFO] running `Command { std: "docker" "inspect" "1d6fa1366f97e64c33ec32699bda2306aadf379da201b29468123c833a05f989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6fa1366f97e64c33ec32699bda2306aadf379da201b29468123c833a05f989", kill_on_drop: false }`
[INFO] [stdout] 1d6fa1366f97e64c33ec32699bda2306aadf379da201b29468123c833a05f989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d895537ec50c33484717297c6cbbed3ab3d90d344dcabdabd7255274636df96
[INFO] running `Command { std: "docker" "start" "-a" "4d895537ec50c33484717297c6cbbed3ab3d90d344dcabdabd7255274636df96", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/constriction-8bcaa28f3f19f442)
[INFO] [stdout] 
[INFO] [stdout] running 80 tests
[INFO] [stdout] test stream::chain::tests::restore_many_u16_u32_16 ... ok
[INFO] [stdout] test stream::chain::tests::restore_twenty ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u16_u64_16 ... ok
[INFO] [stdout] test stream::chain::tests::restore_one ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u16_u64_8 ... ok
[INFO] [stdout] test stream::chain::tests::restore_none ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u16_u32_8 ... ok
[INFO] [stdout] test stream::chain::tests::restore_ten ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u8_u64_8 ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u32_u64_8 ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u8_u32_8 ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u32_u64_16 ... ok
[INFO] [stdout] test stream::chain::tests::restore_two ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u32_u64_24 ... ok
[INFO] [stdout] test stream::model::categorical::contiguous::tests::nontrivial_optimal_weights_f32 ... ok
[INFO] [stdout] test stream::model::categorical::contiguous::tests::nontrivial_optimal_weights_f64 ... ok
[INFO] [stdout] test stream::model::categorical::contiguous::tests::perfect_converges ... ok
[INFO] [stdout] test stream::chain::tests::restore_many_u32_u64_32 ... ok
[INFO] [stdout] test stream::model::categorical::contiguous::tests::trivial_optimal_weights ... ok
[INFO] [stdout] test stream::model::categorical::lazy_contiguous::tests::lazy_contiguous_categorical ... ok
[INFO] [stdout] test stream::model::categorical::lookup_contiguous::tests::lookup_contiguous ... ok
[INFO] [stdout] test stream::model::categorical::lookup_noncontiguous::tests::lookup_noncontiguous ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u16_u32_12 ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u16_u32_16 ... ok
[INFO] [stdout] test stream::model::quantize::tests::split_almost_delta_distribution ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u16_u64_16 ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u16_u64_8 ... ok
[INFO] [stdout] test stream::model::tests::entropy ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u16_u32_8 ... ok
[INFO] [stdout] test stream::model::uniform::tests::uniform ... ok
[INFO] [stdout] test stream::model::categorical::non_contiguous::tests::non_contiguous_categorical ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u16_u64_12 ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u32_u64_24 ... ok
[INFO] [stdout] test stream::queue::tests::compress_ten ... ok
[INFO] [stdout] test stream::queue::tests::compress_twenty ... ok
[INFO] [stdout] test stream::queue::tests::compress_two ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u32_u64_32 ... ok
[INFO] [stdout] test stream::queue::tests::compress_one ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u32_u64_16 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u16_u32_12 ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u8_u64_8 ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u32_u64_8 ... ok
[INFO] [stdout] test backends::tests::decode_on_the_fly_stack ... FAILED
[INFO] [stdout] test stream::queue::tests::compress_many_u8_u16_8 ... ok
[INFO] [stdout] test stream::queue::tests::compress_many_u8_u32_8 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u16_u32_8 ... ok
[INFO] [stdout] test stream::queue::tests::compress_none ... ok
[INFO] [stdout] test stream::model::categorical::contiguous::tests::contiguous_categorical ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u32_u64_24 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u16_u32_16 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u32_u64_16 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u16_u64_12 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u16_u64_16 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u16_u64_8 ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u32_u64_32 ... ok
[INFO] [stdout] test stream::stack::tests::compress_twenty ... ok
[INFO] [stdout] test stream::model::quantize::tests::leakily_quantized_laplace ... ok
[INFO] [stdout] test stream::stack::tests::compress_two ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u32_u64_8 ... ok
[INFO] [stdout] test symbol::exp_golomb::tests::encode_decode_iid_queue ... ok
[INFO] [stdout] test symbol::exp_golomb::tests::explicit_examples ... ok
[INFO] [stdout] test symbol::huffman::tests::decoder_huffman_tree ... ok
[INFO] [stdout] test stream::model::quantize::tests::leakily_quantized_normal ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u8_u64_8 ... ok
[INFO] [stdout] test stream::queue::tests::seek ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u8_u16_8 ... ok
[INFO] [stdout] test stream::stack::tests::compress_none ... ok
[INFO] [stdout] test stream::stack::tests::compress_ten ... ok
[INFO] [stdout] test stream::stack::tests::compress_many_u8_u32_8 ... ok
[INFO] [stdout] test stream::stack::tests::compress_one ... ok
[INFO] [stdout] test symbol::huffman::tests::encoder_huffman_tree ... ok
[INFO] [stdout] test symbol::tests::bit_queue ... ok
[INFO] [stdout] test symbol::tests::bit_stack ... ok
[INFO] [stdout] test symbol::exp_golomb::tests::encode_decode_iid_stack ... ok
[INFO] [stdout] test symbol::tests::encode_decode_iid_queue ... ok
[INFO] [stdout] test symbol::tests::encode_decode_iid_stack ... ok
[INFO] [stdout] test stream::model::quantize::tests::leakily_quantized_cauchy ... ok
[INFO] [stdout] test symbol::tests::encode_decode_non_iid ... ok
[INFO] [stdout] test stream::stack::tests::seek ... ok
[INFO] [stdout] test stream::model::quantize::tests::leakily_quantized_binomial ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- backends::tests::decode_on_the_fly_stack stdout ----
[INFO] [stdout] thread 'backends::tests::decode_on_the_fly_stack' panicked at src/backends.rs:1851:85:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ce4f9de53fa - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5ce4f9de53fa - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5ce4f9de53fa - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ce4f9de53fa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ce4f9e0b423 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5ce4f9e0b423 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x5ce4f9de2593 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x5ce4f9de5242 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5ce4f9de687d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5ce4f9de6687 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5ce4f9d996f7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x5ce4f9d996f7 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5ce4f9de6f28 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x5ce4f9de6f28 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5ce4f9de6cea - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x5ce4f9de58d9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5ce4f9de697c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5ce4f9b83b90 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x5ce4f9b83fd6 - core::result::unwrap_failed::h05e0602ed34287c5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1699:5
[INFO] [stdout]   19:     0x5ce4f9c30946 - core::result::Result<T,E>::unwrap::ha3c3f41332b448b8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1104:23
[INFO] [stdout]   20:     0x5ce4f9c30946 - constriction::backends::tests::decode_on_the_fly_stack::encode_to_file::h15aaf34b65d4f0cc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/backends.rs:1851:43
[INFO] [stdout]   21:     0x5ce4f9c3060b - constriction::backends::tests::decode_on_the_fly_stack::h65215c80f849fc03
[INFO] [stdout]                                at /opt/rustwide/workdir/src/backends.rs:1892:9
[INFO] [stdout]   22:     0x5ce4f9c305e7 - constriction::backends::tests::decode_on_the_fly_stack::{{closure}}::h56e0e3ade8f92562
[INFO] [stdout]                                at /opt/rustwide/workdir/src/backends.rs:1837:33
[INFO] [stdout]   23:     0x5ce4f9bf8126 - core::ops::function::FnOnce::call_once::h190743c37b9e69a9
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ce4f9d9e21b - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5ce4f9d9e21b - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   26:     0x5ce4f9d9dc08 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   27:     0x5ce4f9d9dc08 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5ce4f9d9dc08 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   29:     0x5ce4f9d9dc08 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   30:     0x5ce4f9d9dc08 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x5ce4f9d9dc08 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   32:     0x5ce4f9d9dc08 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   33:     0x5ce4f9d616aa - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   34:     0x5ce4f9d616aa - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5ce4f9d65024 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   36:     0x5ce4f9d65024 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5ce4f9d65024 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   38:     0x5ce4f9d65024 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   39:     0x5ce4f9d65024 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x5ce4f9d65024 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   41:     0x5ce4f9d65024 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5ce4f9deaf5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   43:     0x5ce4f9deaf5b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   44:     0x5ce4f9deaf5b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   45:     0x764a3528aac3 - <unknown>
[INFO] [stdout]   46:     0x764a3531ba04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     backends::tests::decode_on_the_fly_stack
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 79 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "4d895537ec50c33484717297c6cbbed3ab3d90d344dcabdabd7255274636df96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d895537ec50c33484717297c6cbbed3ab3d90d344dcabdabd7255274636df96", kill_on_drop: false }`
[INFO] [stdout] 4d895537ec50c33484717297c6cbbed3ab3d90d344dcabdabd7255274636df96
