[INFO] fetching crate debug_tree 0.4.0...
[INFO] testing debug_tree-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate debug_tree 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate debug_tree 0.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debug_tree 0.4.0
[INFO] finished tweaking crates.io crate debug_tree 0.4.0
[INFO] tweaked toml for crates.io crate debug_tree 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate debug_tree 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] a7f32521c0ab6b0b242944aed6d8d006a5eebfd55685d282f73793442b176404
[INFO] running `Command { std: "docker" "start" "-a" "a7f32521c0ab6b0b242944aed6d8d006a5eebfd55685d282f73793442b176404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7f32521c0ab6b0b242944aed6d8d006a5eebfd55685d282f73793442b176404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f32521c0ab6b0b242944aed6d8d006a5eebfd55685d282f73793442b176404", kill_on_drop: false }`
[INFO] [stdout] a7f32521c0ab6b0b242944aed6d8d006a5eebfd55685d282f73793442b176404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61db24ae7d5907fd7e28881e66613a4339efac37a32d7c0ebf45138418896500
[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" "61db24ae7d5907fd7e28881e66613a4339efac37a32d7c0ebf45138418896500", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling debug_tree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "61db24ae7d5907fd7e28881e66613a4339efac37a32d7c0ebf45138418896500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61db24ae7d5907fd7e28881e66613a4339efac37a32d7c0ebf45138418896500", kill_on_drop: false }`
[INFO] [stdout] 61db24ae7d5907fd7e28881e66613a4339efac37a32d7c0ebf45138418896500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", 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] dacc7eb0a28c333b334977e626cff748a4c5a853819d369e5e6a40b7d9d4f940
[INFO] running `Command { std: "docker" "start" "-a" "dacc7eb0a28c333b334977e626cff748a4c5a853819d369e5e6a40b7d9d4f940", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.12
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling debug_tree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `max`, `min`
[INFO] [stdout]  --> src/test.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use std::cmp::{max, min};
[INFO] [stdout]   |                    ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.92s
[INFO] running `Command { std: "docker" "inspect" "dacc7eb0a28c333b334977e626cff748a4c5a853819d369e5e6a40b7d9d4f940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dacc7eb0a28c333b334977e626cff748a4c5a853819d369e5e6a40b7d9d4f940", kill_on_drop: false }`
[INFO] [stdout] dacc7eb0a28c333b334977e626cff748a4c5a853819d369e5e6a40b7d9d4f940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] a215af4dc0a48424b00a1316ccf0794cbebf1db0e66ba3f2b41077306577b37d
[INFO] running `Command { std: "docker" "start" "-a" "a215af4dc0a48424b00a1316ccf0794cbebf1db0e66ba3f2b41077306577b37d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `max`, `min`
[INFO] [stderr]  --> src/test.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     use std::cmp::{max, min};
[INFO] [stderr]   |                    ^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `debug_tree` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/debug_tree-624fd2c445ebfbb3)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test default::test::leaf_with_value ... ok
[INFO] [stdout] test default::test::unnamed_branch ... ok
[INFO] [stdout] test test::test::disabled_output ... ok
[INFO] [stdout] test test::test::enabled_output ... ok
[INFO] [stdout] test test::test::format_output_rounded ... ok
[INFO] [stdout] test test::test::format_output ... ok
[INFO] [stdout] test test::test::format_output_thick ... ok
[INFO] [stdout] test test::test::nested ... ok
[INFO] [stdout] test test::test::indent ... ok
[INFO] [stdout] test test::test::macros2 ... ok
[INFO] [stdout] test test::test::format_output_dashed ... ok
[INFO] [stdout] test default::test::named_branch ... ok
[INFO] [stdout] test test::test::format_output_pipes ... ok
[INFO] [stdout] test test::test::depth ... ok
[INFO] [stdout] test test::test::leaf_with_value ... ok
[INFO] [stdout] test test::test::async_barrier ... ok
[INFO] [stdout] test test::test::macros_with_fn ... ok
[INFO] [stdout] test test::test::macros ... ok
[INFO] [stdout] test test::test::mid ... ok
[INFO] [stdout] test test::test::simple ... ok
[INFO] [stdout] test test::test::test_branch ... ok
[INFO] [stdout] test test::test::recursive ... ok
[INFO] [stdout] test test::test::tree_by_name ... ok
[INFO] [stdout] test test::test::tree_by_name_disabled ... ok
[INFO] [stdout] test test::test::test_branch2 ... ok
[INFO] [stdout] test test::test::defer_peek_write_panic - should panic ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stdout] test test::test::defer_peek_write ... FAILED
[INFO] [stdout] test test::test::defer_write ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test::defer_peek_write stdout ----
[INFO] [stdout] thread 'test::test::defer_peek_write' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/test.rs:359:59
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5615d8e1adcd - std::backtrace_rs::backtrace::libunwind::trace::hee598835bc88d35b
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5615d8e1adcd - std::backtrace_rs::backtrace::trace_unsynchronized::h9cdc730ba5cf5d72
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5615d8e1adcd - std::sys_common::backtrace::_print_fmt::h75aeaf7ed30e43fa
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x5615d8e1adcd - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h606862f787600875
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x5615d8e403ec - core::fmt::write::he803f0f418caf762
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/fmt/mod.rs:1190:17
[INFO] [stdout]    5:     0x5615d8e16538 - std::io::Write::write_fmt::hbe7c1a63616291e2
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/io/mod.rs:1657:15
[INFO] [stdout]    6:     0x5615d8e1d137 - std::sys_common::backtrace::_print::h64d038cf8ac3e13e
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x5615d8e1d137 - std::sys_common::backtrace::print::h359300b4a7fccf65
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x5615d8e1d137 - std::panicking::default_hook::{{closure}}::hf51be35e2f510149
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x5615d8e1ce6c - std::panicking::default_hook::h03ca0f22e1d2d25e
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x5615d8e1d889 - std::panicking::rust_panic_with_hook::h3b7380e99b825b63
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x5615d8e1d577 - std::panicking::begin_panic_handler::{{closure}}::h8e849d0710154ce0
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x5615d8e1b294 - std::sys_common::backtrace::__rust_end_short_backtrace::hedcdaddbd4c46cc5
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x5615d8e1d289 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x5615d8d70133 - core::panicking::panic_fmt::he1bbc7336d49a357
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x5615d8d70223 - core::result::unwrap_failed::h719f957ed74f93fd
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/result.rs:1749:5
[INFO] [stdout]   16:     0x5615d8d96679 - core::result::Result<T,E>::unwrap::hef76f05fa2dc41b7
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/result.rs:1065:23
[INFO] [stdout]   17:     0x5615d8d7eeaf - debug_tree::test::test::defer_peek_write::hf26f1f4a8d5109ac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:359:13
[INFO] [stdout]   18:     0x5615d8d7ed9a - debug_tree::test::test::defer_peek_write::{{closure}}::h8056bdf2e6111c8c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:354:5
[INFO] [stdout]   19:     0x5615d8d9a63e - core::ops::function::FnOnce::call_once::h63ae5aa41419d4fd
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5615d8dedb63 - core::ops::function::FnOnce::call_once::h2a47b4b927cb6ca5
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5615d8dedb63 - test::__rust_begin_short_backtrace::h594ef8055a183b9b
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:575:5
[INFO] [stdout]   22:     0x5615d8dec844 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb40cbb8bc3e1be15
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9
[INFO] [stdout]   23:     0x5615d8dec844 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha4f2bd3b806745a0
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x5615d8dec844 - std::panicking::try::do_call::h92af9f8bc77a5987
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40
[INFO] [stdout]   25:     0x5615d8dec844 - std::panicking::try::h9df49eeae42572b7
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19
[INFO] [stdout]   26:     0x5615d8dec844 - std::panic::catch_unwind::h101dbadc82bbe0fd
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14
[INFO] [stdout]   27:     0x5615d8dec844 - test::run_test_in_process::h2ad7bffb068e750a
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:598:18
[INFO] [stdout]   28:     0x5615d8dec844 - test::run_test::run_test_inner::{{closure}}::h384faf46554c5acb
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5615d8df6161 - test::run_test::run_test_inner::{{closure}}::h17cfe94835a46685
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5615d8df6161 - std::sys_common::backtrace::__rust_begin_short_backtrace::h82709e5086312627
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   31:     0x5615d8dc27df - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hdfea66a201b39571
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   32:     0x5615d8dc27df - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4912df03598e67fa
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x5615d8dc27df - std::panicking::try::do_call::h6d5dc1045d0eade8
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40
[INFO] [stdout]   34:     0x5615d8dc27df - std::panicking::try::hbc897fc717ec6571
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19
[INFO] [stdout]   35:     0x5615d8dc27df - std::panic::catch_unwind::h27f1e958c91391ad
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14
[INFO] [stdout]   36:     0x5615d8dc27df - std::thread::Builder::spawn_unchecked_::{{closure}}::h1b42e48537edc3c0
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   37:     0x5615d8dc27df - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9137b3d6d2a88354
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5615d8e23743 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf70ac038171e3e1a
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9
[INFO] [stdout]   39:     0x5615d8e23743 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he6690128792365ad
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9
[INFO] [stdout]   40:     0x5615d8e23743 - std::sys::unix::thread::Thread::new::thread_start::ha07928d93d5a5ec9
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7f61996dd609 - start_thread
[INFO] [stdout]   42:     0x7f61994ad163 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- test::test::defer_write stdout ----
[INFO] [stdout] thread 'test::test::defer_write' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/test.rs:340:54
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5615d8e1adcd - std::backtrace_rs::backtrace::libunwind::trace::hee598835bc88d35b
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5615d8e1adcd - std::backtrace_rs::backtrace::trace_unsynchronized::h9cdc730ba5cf5d72
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5615d8e1adcd - std::sys_common::backtrace::_print_fmt::h75aeaf7ed30e43fa
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stdout]    3:     0x5615d8e1adcd - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h606862f787600875
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stdout]    4:     0x5615d8e403ec - core::fmt::write::he803f0f418caf762
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/fmt/mod.rs:1190:17
[INFO] [stdout]    5:     0x5615d8e16538 - std::io::Write::write_fmt::hbe7c1a63616291e2
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/io/mod.rs:1657:15
[INFO] [stdout]    6:     0x5615d8e1d137 - std::sys_common::backtrace::_print::h64d038cf8ac3e13e
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stdout]    7:     0x5615d8e1d137 - std::sys_common::backtrace::print::h359300b4a7fccf65
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stdout]    8:     0x5615d8e1d137 - std::panicking::default_hook::{{closure}}::hf51be35e2f510149
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x5615d8e1ce6c - std::panicking::default_hook::h03ca0f22e1d2d25e
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:311:9
[INFO] [stdout]   10:     0x5615d8e1d889 - std::panicking::rust_panic_with_hook::h3b7380e99b825b63
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:698:17
[INFO] [stdout]   11:     0x5615d8e1d577 - std::panicking::begin_panic_handler::{{closure}}::h8e849d0710154ce0
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:588:13
[INFO] [stdout]   12:     0x5615d8e1b294 - std::sys_common::backtrace::__rust_end_short_backtrace::hedcdaddbd4c46cc5
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stdout]   13:     0x5615d8e1d289 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:584:5
[INFO] [stdout]   14:     0x5615d8d70133 - core::panicking::panic_fmt::he1bbc7336d49a357
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panicking.rs:143:14
[INFO] [stdout]   15:     0x5615d8d70223 - core::result::unwrap_failed::h719f957ed74f93fd
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/result.rs:1749:5
[INFO] [stdout]   16:     0x5615d8d96679 - core::result::Result<T,E>::unwrap::hef76f05fa2dc41b7
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/result.rs:1065:23
[INFO] [stdout]   17:     0x5615d8d7e65f - debug_tree::test::test::defer_write::ha237c4a65b4f0ccc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:340:13
[INFO] [stdout]   18:     0x5615d8d7e54a - debug_tree::test::test::defer_write::{{closure}}::hf8dcc9b3e67d5436
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test.rs:335:5
[INFO] [stdout]   19:     0x5615d8d9a38e - core::ops::function::FnOnce::call_once::h271f483aba465f0e
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5615d8dedb63 - core::ops::function::FnOnce::call_once::h2a47b4b927cb6ca5
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5615d8dedb63 - test::__rust_begin_short_backtrace::h594ef8055a183b9b
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:575:5
[INFO] [stdout]   22:     0x5615d8dec844 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb40cbb8bc3e1be15
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9
[INFO] [stdout]   23:     0x5615d8dec844 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha4f2bd3b806745a0
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   24:     0x5615d8dec844 - std::panicking::try::do_call::h92af9f8bc77a5987
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40
[INFO] [stdout]   25:     0x5615d8dec844 - std::panicking::try::h9df49eeae42572b7
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19
[INFO] [stdout]   26:     0x5615d8dec844 - std::panic::catch_unwind::h101dbadc82bbe0fd
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14
[INFO] [stdout]   27:     0x5615d8dec844 - test::run_test_in_process::h2ad7bffb068e750a
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:598:18
[INFO] [stdout]   28:     0x5615d8dec844 - test::run_test::run_test_inner::{{closure}}::h384faf46554c5acb
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5615d8df6161 - test::run_test::run_test_inner::{{closure}}::h17cfe94835a46685
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5615d8df6161 - std::sys_common::backtrace::__rust_begin_short_backtrace::h82709e5086312627
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stdout]   31:     0x5615d8dc27df - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hdfea66a201b39571
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/thread/mod.rs:498:17
[INFO] [stdout]   32:     0x5615d8dc27df - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4912df03598e67fa
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   33:     0x5615d8dc27df - std::panicking::try::do_call::h6d5dc1045d0eade8
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:492:40
[INFO] [stdout]   34:     0x5615d8dc27df - std::panicking::try::hbc897fc717ec6571
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panicking.rs:456:19
[INFO] [stdout]   35:     0x5615d8dc27df - std::panic::catch_unwind::h27f1e958c91391ad
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/panic.rs:137:14
[INFO] [stdout]   36:     0x5615d8dc27df - std::thread::Builder::spawn_unchecked_::{{closure}}::h1b42e48537edc3c0
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/thread/mod.rs:497:30
[INFO] [stdout]   37:     0x5615d8dc27df - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9137b3d6d2a88354
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5615d8e23743 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf70ac038171e3e1a
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9
[INFO] [stdout]   39:     0x5615d8e23743 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he6690128792365ad
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/alloc/src/boxed.rs:1853:9
[INFO] [stdout]   40:     0x5615d8e23743 - std::sys::unix::thread::Thread::new::thread_start::ha07928d93d5a5ec9
[INFO] [stdout]                                at /rustc/7737e0b5c4103216d6fd8cf941b7ab9bdbaace7c/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   41:     0x7f61996dd609 - start_thread
[INFO] [stdout]   42:     0x7f61994ad163 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test::defer_peek_write
[INFO] [stdout]     test::test::defer_write
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 26 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a215af4dc0a48424b00a1316ccf0794cbebf1db0e66ba3f2b41077306577b37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a215af4dc0a48424b00a1316ccf0794cbebf1db0e66ba3f2b41077306577b37d", kill_on_drop: false }`
[INFO] [stdout] a215af4dc0a48424b00a1316ccf0794cbebf1db0e66ba3f2b41077306577b37d