[INFO] fetching crate kepler_backoff 0.1.0...
[INFO] testing kepler_backoff-0.1.0 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate kepler_backoff 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate kepler_backoff 0.1.0
[INFO] finished tweaking crates.io crate kepler_backoff 0.1.0
[INFO] tweaked toml for crates.io crate kepler_backoff 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kepler_backoff 0.1.0 on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3c56b00ab0110bfeefb402e00f30d05de4350dcb7fa9ee7c934da009a990572
[INFO] running `Command { std: "docker" "start" "-a" "e3c56b00ab0110bfeefb402e00f30d05de4350dcb7fa9ee7c934da009a990572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3c56b00ab0110bfeefb402e00f30d05de4350dcb7fa9ee7c934da009a990572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c56b00ab0110bfeefb402e00f30d05de4350dcb7fa9ee7c934da009a990572", kill_on_drop: false }`
[INFO] [stdout] e3c56b00ab0110bfeefb402e00f30d05de4350dcb7fa9ee7c934da009a990572
[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=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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7c4912b38facfd6256fe1a5b641d2d13b5ac586d21bbfab147d2ee635821d16
[INFO] running `Command { std: "docker" "start" "-a" "f7c4912b38facfd6256fe1a5b641d2d13b5ac586d21bbfab147d2ee635821d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling kepler_backoff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "f7c4912b38facfd6256fe1a5b641d2d13b5ac586d21bbfab147d2ee635821d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c4912b38facfd6256fe1a5b641d2d13b5ac586d21bbfab147d2ee635821d16", kill_on_drop: false }`
[INFO] [stdout] f7c4912b38facfd6256fe1a5b641d2d13b5ac586d21bbfab147d2ee635821d16
[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=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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e53e4a80802965ea8c05c9b1a331d8f0cdbd42b7010a29168de0ff6e93e6e283
[INFO] running `Command { std: "docker" "start" "-a" "e53e4a80802965ea8c05c9b1a331d8f0cdbd42b7010a29168de0ff6e93e6e283", kill_on_drop: false }`
[INFO] [stderr]    Compiling kepler_backoff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e53e4a80802965ea8c05c9b1a331d8f0cdbd42b7010a29168de0ff6e93e6e283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53e4a80802965ea8c05c9b1a331d8f0cdbd42b7010a29168de0ff6e93e6e283", kill_on_drop: false }`
[INFO] [stdout] e53e4a80802965ea8c05c9b1a331d8f0cdbd42b7010a29168de0ff6e93e6e283
[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=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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d69dfbe32b34adced162b66a430be7a6a93b4bb492b56a10e9a21d66e8ac8dc
[INFO] running `Command { std: "docker" "start" "-a" "4d69dfbe32b34adced162b66a430be7a6a93b4bb492b56a10e9a21d66e8ac8dc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kepler_backoff-ea46faf52a458206)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test backoff_tests::backoff_duration_is_capped_at_max_duration ... ok
[INFO] [stdout] test backoff_tests::backoff_duration_increases_with_attempt_count ... ok
[INFO] [stdout] test backoff_tests::backoff_reset_can_be_reseted ... ok
[INFO] [stdout] test backoff_tests::backoff_duration_can_be_jittered ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- backoff_tests::backoff_duration_can_be_jittered stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'backoff_tests::backoff_duration_can_be_jittered' (18) panicked at src/backoff_tests.rs:58:5:
[INFO] [stdout] assertion failed: duration >= time::Duration::from_millis(400)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6104ccaeb68a - std[da2fd379f16a7ff7]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6104ccaeb68a - std[da2fd379f16a7ff7]::backtrace_rs::backtrace::trace_unsynchronized::<std[da2fd379f16a7ff7]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6104ccaeb68a - std[da2fd379f16a7ff7]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6104ccaeb68a - <<std[da2fd379f16a7ff7]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[97f61b5528a4c2b4]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6104ccaff9ca - <core[97f61b5528a4c2b4]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6104ccaff9ca - core[97f61b5528a4c2b4]::fmt::write
[INFO] [stdout]    6:     0x6104ccaeff12 - std[da2fd379f16a7ff7]::io::default_write_fmt::<alloc[ec929a98520ab192]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6104ccaeff12 - <alloc[ec929a98520ab192]::vec::Vec<u8> as std[da2fd379f16a7ff7]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6104ccaca89f - <std[da2fd379f16a7ff7]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6104ccaca89f - std[da2fd379f16a7ff7]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6104ccae3bf9 - std[da2fd379f16a7ff7]::panicking::default_hook
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6104cca4908c - <alloc[ec929a98520ab192]::boxed::Box<dyn for<'a, 'b> core[97f61b5528a4c2b4]::ops::function::Fn<(&'a std[da2fd379f16a7ff7]::panic::PanicHookInfo<'b>,), Output = ()> + core[97f61b5528a4c2b4]::marker::Send + core[97f61b5528a4c2b4]::marker::Sync> as core[97f61b5528a4c2b4]::ops::function::Fn<(&std[da2fd379f16a7ff7]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x6104cca4908c - test[d0b63a2f043bab5e]::test_main_with_exit_callback::<test[d0b63a2f043bab5e]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6104ccae3db2 - <alloc[ec929a98520ab192]::boxed::Box<dyn for<'a, 'b> core[97f61b5528a4c2b4]::ops::function::Fn<(&'a std[da2fd379f16a7ff7]::panic::PanicHookInfo<'b>,), Output = ()> + core[97f61b5528a4c2b4]::marker::Send + core[97f61b5528a4c2b4]::marker::Sync> as core[97f61b5528a4c2b4]::ops::function::Fn<(&std[da2fd379f16a7ff7]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x6104ccae3db2 - std[da2fd379f16a7ff7]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6104ccaca98a - std[da2fd379f16a7ff7]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x6104ccac22f9 - std[da2fd379f16a7ff7]::sys::backtrace::__rust_end_short_backtrace::<std[da2fd379f16a7ff7]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6104ccacb66d - __rustc[9f3cd9eabd71303e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6104ccb0023c - core[97f61b5528a4c2b4]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6104ccb00202 - core[97f61b5528a4c2b4]::panicking::panic
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x6104cca3bf51 - kepler_backoff[3a8a2a4890409afa]::backoff_tests::backoff_duration_can_be_jittered
[INFO] [stdout]                                at /opt/rustwide/workdir/src/backoff_tests.rs:58:5
[INFO] [stdout]   21:     0x6104cca3abb7 - kepler_backoff[3a8a2a4890409afa]::backoff_tests::backoff_duration_can_be_jittered::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/backoff_tests.rs:43:38
[INFO] [stdout]   22:     0x6104cca3ce96 - <kepler_backoff[3a8a2a4890409afa]::backoff_tests::backoff_duration_can_be_jittered::{closure#0} as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x6104cca3d16b - <fn() -> core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6104cca3d16b - test[d0b63a2f043bab5e]::__rust_begin_short_backtrace::<core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>, fn() -> core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x6104cca49b5b - test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x6104cca49b5b - <core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x6104cca49b5b - std[da2fd379f16a7ff7]::panicking::catch_unwind::do_call::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}>, core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x6104cca49b5b - std[da2fd379f16a7ff7]::panicking::catch_unwind::<core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>, core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x6104cca49b5b - std[da2fd379f16a7ff7]::panic::catch_unwind::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<test[d0b63a2f043bab5e]::run_test_in_process::{closure#0}>, core[97f61b5528a4c2b4]::result::Result<(), alloc[ec929a98520ab192]::string::String>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x6104cca49b5b - test[d0b63a2f043bab5e]::run_test_in_process
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x6104cca49b5b - test[d0b63a2f043bab5e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x6104cca45274 - test[d0b63a2f043bab5e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x6104cca45274 - std[da2fd379f16a7ff7]::sys::backtrace::__rust_begin_short_backtrace::<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x6104cca4c762 - std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked::<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x6104cca4c762 - <core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x6104cca4c762 - std[da2fd379f16a7ff7]::panicking::catch_unwind::do_call::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x6104cca4c762 - std[da2fd379f16a7ff7]::panicking::catch_unwind::<(), core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x6104cca4c762 - std[da2fd379f16a7ff7]::panic::catch_unwind::<core[97f61b5528a4c2b4]::panic::unwind_safe::AssertUnwindSafe<std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6104cca4c762 - std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked::<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x6104cca4c762 - <std[da2fd379f16a7ff7]::thread::lifecycle::spawn_unchecked<test[d0b63a2f043bab5e]::run_test::{closure#1}, ()>::{closure#1} as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x6104ccaeaf9f - <alloc[ec929a98520ab192]::boxed::Box<dyn core[97f61b5528a4c2b4]::ops::function::FnOnce<(), Output = ()> + core[97f61b5528a4c2b4]::marker::Send> as core[97f61b5528a4c2b4]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   42:     0x6104ccaeaf9f - <std[da2fd379f16a7ff7]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/8da20828b6ea601dfd8e2448cb50ace88876bd78/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7645f4334aa4 - <unknown>
[INFO] [stdout]   44:     0x7645f43c1a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     backoff_tests::backoff_duration_can_be_jittered
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d69dfbe32b34adced162b66a430be7a6a93b4bb492b56a10e9a21d66e8ac8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d69dfbe32b34adced162b66a430be7a6a93b4bb492b56a10e9a21d66e8ac8dc", kill_on_drop: false }`
[INFO] [stdout] 4d69dfbe32b34adced162b66a430be7a6a93b4bb492b56a10e9a21d66e8ac8dc