[INFO] fetching crate tuikit 0.3.4...
[INFO] testing tuikit-0.3.4 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate tuikit 0.3.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tuikit 0.3.4 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuikit 0.3.4
[INFO] finished tweaking crates.io crate tuikit 0.3.4
[INFO] tweaked toml for crates.io crate tuikit 0.3.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate tuikit 0.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.3
[INFO] [stderr]   Downloaded nix v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 926a4118a05e4fbdeb3942d739eab29984b769d45050b70e3b0cca930dde38d8
[INFO] running `Command { std: "docker" "start" "-a" "926a4118a05e4fbdeb3942d739eab29984b769d45050b70e3b0cca930dde38d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "926a4118a05e4fbdeb3942d739eab29984b769d45050b70e3b0cca930dde38d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926a4118a05e4fbdeb3942d739eab29984b769d45050b70e3b0cca930dde38d8", kill_on_drop: false }`
[INFO] [stdout] 926a4118a05e4fbdeb3942d739eab29984b769d45050b70e3b0cca930dde38d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db0c43a2490323801f6c0017ab3aa546433b17012fe5e2cdac1185c9326eb0d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7db0c43a2490323801f6c0017ab3aa546433b17012fe5e2cdac1185c9326eb0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling nix v0.14.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling tuikit v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.52s
[INFO] running `Command { std: "docker" "inspect" "7db0c43a2490323801f6c0017ab3aa546433b17012fe5e2cdac1185c9326eb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db0c43a2490323801f6c0017ab3aa546433b17012fe5e2cdac1185c9326eb0d", kill_on_drop: false }`
[INFO] [stdout] 7db0c43a2490323801f6c0017ab3aa546433b17012fe5e2cdac1185c9326eb0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88ff4a1fe219138921af502acde28bfbf7dc7410554c6acd5b9892dcee705e7d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "88ff4a1fe219138921af502acde28bfbf7dc7410554c6acd5b9892dcee705e7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling tuikit v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/raw.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `stdout`
[INFO] [stdout]    --> src/raw.rs:142:19
[INFO] [stdout]     |
[INFO] [stdout] 142 |     use std::io::{stdout, Write};
[INFO] [stdout]     |                   ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.21s
[INFO] running `Command { std: "docker" "inspect" "88ff4a1fe219138921af502acde28bfbf7dc7410554c6acd5b9892dcee705e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ff4a1fe219138921af502acde28bfbf7dc7410554c6acd5b9892dcee705e7d", kill_on_drop: false }`
[INFO] [stdout] 88ff4a1fe219138921af502acde28bfbf7dc7410554c6acd5b9892dcee705e7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e454cb045e12ec2f4b09c25ac175e4ff2bbd42d951f0f5736f6f8e6ddbfc2f9
[INFO] running `Command { std: "docker" "start" "-a" "3e454cb045e12ec2f4b09c25ac175e4ff2bbd42d951f0f5736f6f8e6ddbfc2f9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/raw.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `stdout`
[INFO] [stderr]    --> src/raw.rs:142:19
[INFO] [stderr]     |
[INFO] [stderr] 142 |     use std::io::{stdout, Write};
[INFO] [stderr]     |                   ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tuikit-08ed5164d595c90a
[INFO] [stdout] running 15 tests
[INFO] [stdout] test spinlock::tests::test_mutex_unsized ... ok
[INFO] [stdout] test widget::split::test::grow ... ok
[INFO] [stdout] test widget::split::test::size_hint_of_hsplit ... ok
[INFO] [stdout] test widget::win::test::size_hint_for_window_should_include_border ... ok
[INFO] [stdout] test widget::split::test::size_hint_of_vsplit ... ok
[INFO] [stdout] test widget::stack::test::size_hint ... ok
[INFO] [stderr]    Doc-tests tuikit
[INFO] [stdout] test widget::split::test::shrink ... ok
[INFO] [stdout] test widget::split::test::exceeded_should_be_ignored ... ok
[INFO] [stdout] test widget::split::test::splits_should_create_on_empty_items ... ok
[INFO] [stdout] test spinlock::tests::smoke ... ok
[INFO] [stdout] test widget::split::test::two_splits_should_take_50_percent ... ok
[INFO] [stdout] test widget::split::test::single_splits_should_take_over_all_spaces ... ok
[INFO] [stdout] test widget::split::test::message_should_be_dispatched_correctly ... ok
[INFO] [stdout] test screen::test::test_cell_iterator ... ok
[INFO] [stdout] test spinlock::tests::lots_and_lots ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/raw.rs - raw (line 12) ... ok
[INFO] [stdout] test src/term.rs - term::Term::with_options (line 152) ... ok
[INFO] [stdout] test src/term.rs - term::Term::new (line 140) ... ok
[INFO] [stdout] test src/input.rs - input (line 3) ... ok
[INFO] [stdout] test src/term.rs - term (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/term.rs - term::Term::with_height (line 128) ... ok
[INFO] [stdout] test src/color.rs - color::Color (line 3) ... ok
[INFO] [stdout] test src/attr.rs - attr::Attr::extend (line 33) ... ok
[INFO] [stdout] test src/attr.rs - attr::Attr (line 9) ... ok
[INFO] [stdout] test src/output.rs - output (line 4) ... FAILED
[INFO] [stdout] test src/screen.rs - screen::Screen::iter_cell (line 193) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/output.rs - output (line 4) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: Other, error: TermUnset }', src/output.rs:8:54
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5623dc977c10 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x5623dc977c10 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x5623dc977c10 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x5623dc977c10 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x5623dc990b8c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x5623dc9759a2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x5623dc979d3d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    7:     0x5623dc979d3d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    8:     0x5623dc979d3d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]    9:     0x5623dc9799e8 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stdout]   10:     0x5623dc97a3c1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   11:     0x5623dc979f69 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   12:     0x5623dc97809c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   13:     0x5623dc979f29 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   14:     0x5623dc98fea1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   15:     0x5623dc98fcc3 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stdout]   16:     0x5623dc9173f7 - core::result::Result<T,E>::unwrap::ha6dfc72d788b5ca3
[INFO] [stdout]   17:     0x5623dc9178ff - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   18:     0x5623dc917283 - core::ops::function::FnOnce::call_once::h5c25fabf55f68cb0
[INFO] [stdout]   19:     0x5623dc917189 - std::sys_common::backtrace::__rust_begin_short_backtrace::he48b78818c6bb8fc
[INFO] [stdout]   20:     0x5623dc917219 - std::rt::lang_start::{{closure}}::h2090de6a9fc357b8
[INFO] [stdout]   21:     0x5623dc97a7e7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stdout]   22:     0x5623dc97a7e7 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   23:     0x5623dc97a7e7 - std::panicking::try::h8815656b2b76e792
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   24:     0x5623dc97a7e7 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   25:     0x5623dc97a7e7 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stdout]   26:     0x5623dc9171f8 - std::rt::lang_start::h5654c047948033d3
[INFO] [stdout]   27:     0x5623dc9179ab - main
[INFO] [stdout]   28:     0x7f51aba9e0b3 - __libc_start_main
[INFO] [stdout]   29:     0x5623dc9170be - _start
[INFO] [stdout]   30:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/output.rs - output (line 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "3e454cb045e12ec2f4b09c25ac175e4ff2bbd42d951f0f5736f6f8e6ddbfc2f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e454cb045e12ec2f4b09c25ac175e4ff2bbd42d951f0f5736f6f8e6ddbfc2f9", kill_on_drop: false }`
[INFO] [stdout] 3e454cb045e12ec2f4b09c25ac175e4ff2bbd42d951f0f5736f6f8e6ddbfc2f9
