[INFO] cloning repository https://github.com/fox-daniel/rust-optimization-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fox-daniel/rust-optimization-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffox-daniel%2Frust-optimization-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffox-daniel%2Frust-optimization-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20586f9e15b5c7c8e88aa03843d4fa42d930cc90
[INFO] testing fox-daniel/rust-optimization-examples against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffox-daniel%2Frust-optimization-examples" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fox-daniel/rust-optimization-examples
[INFO] finished tweaking git repo https://github.com/fox-daniel/rust-optimization-examples
[INFO] tweaked toml for git repo https://github.com/fox-daniel/rust-optimization-examples written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fox-daniel/rust-optimization-examples on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fox-daniel/rust-optimization-examples 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" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b47c9ee6e624a135683f3c211c5cd9adc47b6209bb793a5ee34f428798b64775
[INFO] running `Command { std: "docker" "start" "-a" "b47c9ee6e624a135683f3c211c5cd9adc47b6209bb793a5ee34f428798b64775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47c9ee6e624a135683f3c211c5cd9adc47b6209bb793a5ee34f428798b64775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47c9ee6e624a135683f3c211c5cd9adc47b6209bb793a5ee34f428798b64775", kill_on_drop: false }`
[INFO] [stdout] b47c9ee6e624a135683f3c211c5cd9adc47b6209bb793a5ee34f428798b64775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2793a07801b5b750c38c07e3bd90d98a1c8fe45744b1ce4d3bf37c281e4793d
[INFO] running `Command { std: "docker" "start" "-a" "b2793a07801b5b750c38c07e3bd90d98a1c8fe45744b1ce4d3bf37c281e4793d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-optimization-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "b2793a07801b5b750c38c07e3bd90d98a1c8fe45744b1ce4d3bf37c281e4793d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2793a07801b5b750c38c07e3bd90d98a1c8fe45744b1ce4d3bf37c281e4793d", kill_on_drop: false }`
[INFO] [stdout] b2793a07801b5b750c38c07e3bd90d98a1c8fe45744b1ce4d3bf37c281e4793d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1f6ddaa73927ea600705914f5f10f4a7b9b6cb7df50891f2afd2462677b977
[INFO] running `Command { std: "docker" "start" "-a" "9c1f6ddaa73927ea600705914f5f10f4a7b9b6cb7df50891f2afd2462677b977", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-optimization-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "9c1f6ddaa73927ea600705914f5f10f4a7b9b6cb7df50891f2afd2462677b977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1f6ddaa73927ea600705914f5f10f4a7b9b6cb7df50891f2afd2462677b977", kill_on_drop: false }`
[INFO] [stdout] 9c1f6ddaa73927ea600705914f5f10f4a7b9b6cb7df50891f2afd2462677b977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b304f8ea879bd4a127a0a2808d1c5a2f4e4e62bcc9a73e2f786eff5acd82ebd2
[INFO] running `Command { std: "docker" "start" "-a" "b304f8ea879bd4a127a0a2808d1c5a2f4e4e62bcc9a73e2f786eff5acd82ebd2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_optimization_examples-78b0bc5eb09a7da8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::clone_from_is_barely_faster_than_clone ... ok
[INFO] [stdout] test tests::clone_from_is_faster_than_clone ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::clone_from_is_faster_than_clone stdout ----
[INFO] [stdout] The speed up using clone_from is: 2.5833805
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::clone_from_is_faster_than_clone' (19) panicked at src/lib.rs:65:9:
[INFO] [stdout] assertion failed: speedup > 3f32
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55da6f064232 - std[ed5b486fa4cdb954]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55da6f064232 - std[ed5b486fa4cdb954]::backtrace_rs::backtrace::trace_unsynchronized::<std[ed5b486fa4cdb954]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55da6f064232 - std[ed5b486fa4cdb954]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55da6f064232 - <<std[ed5b486fa4cdb954]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[ab67b43d93431064]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55da6f07922a - <core[ab67b43d93431064]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55da6f07922a - core[ab67b43d93431064]::fmt::write
[INFO] [stdout]    6:     0x55da6f069066 - std[ed5b486fa4cdb954]::io::default_write_fmt::<alloc[8787631d7fe8ec5a]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x55da6f069066 - <alloc[8787631d7fe8ec5a]::vec::Vec<u8> as std[ed5b486fa4cdb954]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x55da6f04269f - <std[ed5b486fa4cdb954]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x55da6f04269f - std[ed5b486fa4cdb954]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x55da6f05c569 - std[ed5b486fa4cdb954]::panicking::default_hook
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x55da6eff7dbe - <alloc[8787631d7fe8ec5a]::boxed::Box<dyn for<'a, 'b> core[ab67b43d93431064]::ops::function::Fn<(&'a std[ed5b486fa4cdb954]::panic::PanicHookInfo<'b>,), Output = ()> + core[ab67b43d93431064]::marker::Send + core[ab67b43d93431064]::marker::Sync> as core[ab67b43d93431064]::ops::function::Fn<(&std[ed5b486fa4cdb954]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x55da6eff7dbe - test[f0ec78552bebb08e]::test_main_with_exit_callback::<test[f0ec78552bebb08e]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x55da6f05c722 - <alloc[8787631d7fe8ec5a]::boxed::Box<dyn for<'a, 'b> core[ab67b43d93431064]::ops::function::Fn<(&'a std[ed5b486fa4cdb954]::panic::PanicHookInfo<'b>,), Output = ()> + core[ab67b43d93431064]::marker::Send + core[ab67b43d93431064]::marker::Sync> as core[ab67b43d93431064]::ops::function::Fn<(&std[ed5b486fa4cdb954]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x55da6f05c722 - std[ed5b486fa4cdb954]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x55da6f04278a - std[ed5b486fa4cdb954]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x55da6f03a1b9 - std[ed5b486fa4cdb954]::sys::backtrace::__rust_end_short_backtrace::<std[ed5b486fa4cdb954]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x55da6f0435ad - __rustc[5067f77124470312]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x55da6f07989c - core[ab67b43d93431064]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x55da6f079862 - core[ab67b43d93431064]::panicking::panic
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x55da6efeaedc - rust_optimization_examples[4b0ba964574da11f]::tests::clone_from_is_faster_than_clone
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:65:9
[INFO] [stdout]   21:     0x55da6efea527 - rust_optimization_examples[4b0ba964574da11f]::tests::clone_from_is_faster_than_clone::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:50:41
[INFO] [stdout]   22:     0x55da6efebfc6 - <rust_optimization_examples[4b0ba964574da11f]::tests::clone_from_is_faster_than_clone::{closure#0} as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55da6efec16b - <fn() -> core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55da6efec16b - test[f0ec78552bebb08e]::__rust_begin_short_backtrace::<core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>, fn() -> core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x55da6eff89ca - test[f0ec78552bebb08e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x55da6eff89ca - <core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x55da6eff89ca - std[ed5b486fa4cdb954]::panicking::catch_unwind::do_call::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}>, core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x55da6eff89ca - std[ed5b486fa4cdb954]::panicking::catch_unwind::<core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>, core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x55da6eff89ca - std[ed5b486fa4cdb954]::panic::catch_unwind::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<test[f0ec78552bebb08e]::run_test_in_process::{closure#0}>, core[ab67b43d93431064]::result::Result<(), alloc[8787631d7fe8ec5a]::string::String>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55da6eff89ca - test[f0ec78552bebb08e]::run_test_in_process
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x55da6eff89ca - test[f0ec78552bebb08e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x55da6eff3f74 - test[f0ec78552bebb08e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x55da6eff3f74 - std[ed5b486fa4cdb954]::sys::backtrace::__rust_begin_short_backtrace::<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x55da6effb4c2 - std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked::<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x55da6effb4c2 - <core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x55da6effb4c2 - std[ed5b486fa4cdb954]::panicking::catch_unwind::do_call::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x55da6effb4c2 - std[ed5b486fa4cdb954]::panicking::catch_unwind::<(), core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x55da6effb4c2 - std[ed5b486fa4cdb954]::panic::catch_unwind::<core[ab67b43d93431064]::panic::unwind_safe::AssertUnwindSafe<std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x55da6effb4c2 - std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked::<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x55da6effb4c2 - <std[ed5b486fa4cdb954]::thread::lifecycle::spawn_unchecked<test[f0ec78552bebb08e]::run_test::{closure#1}, ()>::{closure#1} as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x55da6f063adf - <alloc[8787631d7fe8ec5a]::boxed::Box<dyn core[ab67b43d93431064]::ops::function::FnOnce<(), Output = ()> + core[ab67b43d93431064]::marker::Send> as core[ab67b43d93431064]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x55da6f063adf - <std[ed5b486fa4cdb954]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x7a4e9dd36aa4 - <unknown>
[INFO] [stdout]   44:     0x7a4e9ddc3a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::clone_from_is_faster_than_clone
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b304f8ea879bd4a127a0a2808d1c5a2f4e4e62bcc9a73e2f786eff5acd82ebd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b304f8ea879bd4a127a0a2808d1c5a2f4e4e62bcc9a73e2f786eff5acd82ebd2", kill_on_drop: false }`
[INFO] [stdout] b304f8ea879bd4a127a0a2808d1c5a2f4e4e62bcc9a73e2f786eff5acd82ebd2