[INFO] cloning repository https://github.com/violetdivine/supplement_p2_6 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/violetdivine/supplement_p2_6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvioletdivine%2Fsupplement_p2_6", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvioletdivine%2Fsupplement_p2_6'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 947cbfade2673262a1d4d7f8c78202739c7f20a8 [INFO] testing violetdivine/supplement_p2_6 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvioletdivine%2Fsupplement_p2_6" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/violetdivine/supplement_p2_6 [INFO] finished tweaking git repo https://github.com/violetdivine/supplement_p2_6 [INFO] tweaked toml for git repo https://github.com/violetdivine/supplement_p2_6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/violetdivine/supplement_p2_6 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/violetdivine/supplement_p2_6 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8fb10a9d5ed197e52428b2fd818055d96c78332ffdb646e85864efb5723f616 [INFO] running `Command { std: "docker" "start" "-a" "b8fb10a9d5ed197e52428b2fd818055d96c78332ffdb646e85864efb5723f616", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8fb10a9d5ed197e52428b2fd818055d96c78332ffdb646e85864efb5723f616", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8fb10a9d5ed197e52428b2fd818055d96c78332ffdb646e85864efb5723f616", kill_on_drop: false }` [INFO] [stdout] b8fb10a9d5ed197e52428b2fd818055d96c78332ffdb646e85864efb5723f616 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] 6458d2fd91f322fddf8cb35d78b88aef996c31bdc635a1cb243667476a5f373d [INFO] running `Command { std: "docker" "start" "-a" "6458d2fd91f322fddf8cb35d78b88aef996c31bdc635a1cb243667476a5f373d", kill_on_drop: false }` [INFO] [stderr] Compiling supplement_p2_6 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `is_palindrome`, `most_common_char`, and `reverse_string` [INFO] [stdout] --> src/test.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{is_palindrome, reverse_string, most_common_char}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/lib2.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "6458d2fd91f322fddf8cb35d78b88aef996c31bdc635a1cb243667476a5f373d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6458d2fd91f322fddf8cb35d78b88aef996c31bdc635a1cb243667476a5f373d", kill_on_drop: false }` [INFO] [stdout] 6458d2fd91f322fddf8cb35d78b88aef996c31bdc635a1cb243667476a5f373d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] 0bdbb3c05e3dc5bcafd0f931ce2bd829bdd2eca9f5d170ca86b87c838d5040f9 [INFO] running `Command { std: "docker" "start" "-a" "0bdbb3c05e3dc5bcafd0f931ce2bd829bdd2eca9f5d170ca86b87c838d5040f9", kill_on_drop: false }` [INFO] [stdout] warning: unused imports: `is_palindrome`, `most_common_char`, and `reverse_string` [INFO] [stdout] --> src/test.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{is_palindrome, reverse_string, most_common_char}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stdout] --> src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | mod test; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/lib2.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling supplement_p2_6 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/lib2.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "0bdbb3c05e3dc5bcafd0f931ce2bd829bdd2eca9f5d170ca86b87c838d5040f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bdbb3c05e3dc5bcafd0f931ce2bd829bdd2eca9f5d170ca86b87c838d5040f9", kill_on_drop: false }` [INFO] [stdout] 0bdbb3c05e3dc5bcafd0f931ce2bd829bdd2eca9f5d170ca86b87c838d5040f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] 1bfb913ad8099eefbb315e40adce5da974313e13025290f0e97c13a3648d762a [INFO] running `Command { std: "docker" "start" "-a" "1bfb913ad8099eefbb315e40adce5da974313e13025290f0e97c13a3648d762a", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `is_palindrome`, `most_common_char`, and `reverse_string` [INFO] [stderr] --> src/test.rs:1:13 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::{is_palindrome, reverse_string, most_common_char}; [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | mod test; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/lib2.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn main(){ [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `supplement_p2_6` (lib) generated 2 warnings (run `cargo fix --lib -p supplement_p2_6` to apply 1 suggestion) [INFO] [stderr] warning: `supplement_p2_6` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/build/supplement_p2_6/c5437c7989f0ec78/deps/supplement_p2_6-c5437c7989f0ec78) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test::should_test_reversing_a_string ... ok [INFO] [stdout] test test::should_test_if_string_is_a_palindrome ... ok [INFO] [stdout] test test::should_test_most_used_character ... FAILED [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::should_test_most_used_character stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'test::should_test_most_used_character' (26) panicked at src/test.rs:23:5: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: [('a', 1), ('c', 1), ('b', 1)] [INFO] [stdout] right: [('a', 1), ('b', 1), ('c', 1)] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5eb58f26c9d2 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5eb58f26c9d2 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5eb58f26c9d2 - std[840933623431fd06]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5eb58f26c9d2 - <::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5eb58f28122a - ::fmt [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5eb58f28122a - core[8f93d80df273fe75]::fmt::write [INFO] [stdout] 6: 0x5eb58f271806 - std[840933623431fd06]::io::default_write_fmt::> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5eb58f271806 - as std[840933623431fd06]::io::Write>::write_fmt [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5eb58f24ae9f - ::print [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5eb58f24ae9f - std[840933623431fd06]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5eb58f264d09 - std[840933623431fd06]::panicking::default_hook [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x5eb58f2005be - core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9 [INFO] [stdout] 12: 0x5eb58f2005be - test[2f1252070343a163]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5eb58f264ec2 - core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9 [INFO] [stdout] 14: 0x5eb58f264ec2 - std[840933623431fd06]::panicking::panic_with_hook [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x5eb58f24af58 - std[840933623431fd06]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x5eb58f242929 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x5eb58f24bdad - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x5eb58f2818fc - core[8f93d80df273fe75]::panicking::panic_fmt [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x5eb58f2817b3 - core[8f93d80df273fe75]::panicking::assert_failed_inner [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:439:17 [INFO] [stdout] 20: 0x5eb58f1eddfc - core[8f93d80df273fe75]::panicking::assert_failed::, alloc[40b2bae28975ac47]::vec::Vec<(char, usize)>> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:394:5 [INFO] [stdout] 21: 0x5eb58f1ef3aa - supplement_p2_6[b8fccfe621b92de7]::test::should_test_most_used_character [INFO] [stdout] at /opt/rustwide/workdir/src/test.rs:23:5 [INFO] [stdout] 22: 0x5eb58f1ee747 - supplement_p2_6[b8fccfe621b92de7]::test::should_test_most_used_character::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/test.rs:19:37 [INFO] [stdout] 23: 0x5eb58f1f4736 - >::call_once [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5eb58f1f496b - core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5eb58f1f496b - test[2f1252070343a163]::__rust_begin_short_backtrace::, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5eb58f2011ca - test[2f1252070343a163]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5eb58f2011ca - as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x5eb58f2011ca - std[840933623431fd06]::panicking::catch_unwind::do_call::, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5eb58f2011ca - std[840933623431fd06]::panicking::catch_unwind::, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5eb58f2011ca - std[840933623431fd06]::panic::catch_unwind::, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5eb58f2011ca - test[2f1252070343a163]::run_test_in_process [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5eb58f2011ca - test[2f1252070343a163]::run_test::{closure#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5eb58f1fb694 - test[2f1252070343a163]::run_test::{closure#1} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5eb58f1fb694 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x5eb58f203cc2 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x5eb58f203cc2 - ::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x5eb58f203cc2 - std[840933623431fd06]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x5eb58f203cc2 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x5eb58f203cc2 - std[840933623431fd06]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5eb58f203cc2 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x5eb58f203cc2 - ::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5eb58f26c27f - + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9 [INFO] [stdout] 43: 0x5eb58f26c27f - ::new::thread_start [INFO] [stdout] at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17 [INFO] [stdout] 44: 0x7d633c22daa4 - [INFO] [stdout] 45: 0x7d633c2baa64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::should_test_most_used_character [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1bfb913ad8099eefbb315e40adce5da974313e13025290f0e97c13a3648d762a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bfb913ad8099eefbb315e40adce5da974313e13025290f0e97c13a3648d762a", kill_on_drop: false }` [INFO] [stdout] 1bfb913ad8099eefbb315e40adce5da974313e13025290f0e97c13a3648d762a