[INFO] cloning repository https://github.com/jpoles1/learnr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpoles1/learnr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpoles1%2Flearnr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpoles1%2Flearnr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f66075a5b4d5ce8b4fe805c8a7f87f09828676b9
[INFO] testing jpoles1/learnr against beta-2021-08-22 for beta-1.55-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpoles1%2Flearnr" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jpoles1/learnr on toolchain beta-2021-08-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jpoles1/learnr
[INFO] finished tweaking git repo https://github.com/jpoles1/learnr
[INFO] tweaked toml for git repo https://github.com/jpoles1/learnr written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jpoles1/learnr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded restson v0.6.0
[INFO] [stderr]   Downloaded os_info v2.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ce631a2d90589d4039b77abb6b9845dbeccc00a7abafd1ec73cb160d1283c2d
[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" "1ce631a2d90589d4039b77abb6b9845dbeccc00a7abafd1ec73cb160d1283c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ce631a2d90589d4039b77abb6b9845dbeccc00a7abafd1ec73cb160d1283c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce631a2d90589d4039b77abb6b9845dbeccc00a7abafd1ec73cb160d1283c2d", kill_on_drop: false }`
[INFO] [stdout] 1ce631a2d90589d4039b77abb6b9845dbeccc00a7abafd1ec73cb160d1283c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "build" "--frozen" "--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] cb86418ee27df2d2f2e44c37e70a45887305711d0e3fe7025dc6093572739765
[INFO] running `Command { std: "docker" "start" "-a" "cb86418ee27df2d2f2e44c37e70a45887305711d0e3fe7025dc6093572739765", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling md5 v0.6.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling tracing-core v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling os_info v2.0.7
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tungstenite v0.10.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling multipart v0.16.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.13.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling trust-dns-proto v0.19.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.10.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.5
[INFO] [stderr]    Compiling serde_with v1.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling bson v1.0.0
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling mongodb v1.0.0
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling warp v0.2.4
[INFO] [stderr]    Compiling restson v0.6.0
[INFO] [stderr]    Compiling learnr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `restson::RestClient`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use restson::RestClient;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | async fn entry_get_handler(id: String) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 01s
[INFO] running `Command { std: "docker" "inspect" "cb86418ee27df2d2f2e44c37e70a45887305711d0e3fe7025dc6093572739765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb86418ee27df2d2f2e44c37e70a45887305711d0e3fe7025dc6093572739765", kill_on_drop: false }`
[INFO] [stdout] cb86418ee27df2d2f2e44c37e70a45887305711d0e3fe7025dc6093572739765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e7b104b933d90d3296485b0d41d7fc76be934c9175ff52929d5699604f4100b
[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" "3e7b104b933d90d3296485b0d41d7fc76be934c9175ff52929d5699604f4100b", kill_on_drop: false }`
[INFO] [stderr]    Compiling learnr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/main.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | async fn entry_get_handler(id: String) -> Result<impl warp::Reply, Infallible> {
[INFO] [stdout]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 10.95s
[INFO] running `Command { std: "docker" "inspect" "3e7b104b933d90d3296485b0d41d7fc76be934c9175ff52929d5699604f4100b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7b104b933d90d3296485b0d41d7fc76be934c9175ff52929d5699604f4100b", kill_on_drop: false }`
[INFO] [stdout] 3e7b104b933d90d3296485b0d41d7fc76be934c9175ff52929d5699604f4100b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-22" "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] edc0e9e99d5c96082a484504da6d81d17154d8e80636fd91148b36806b2c388d
[INFO] running `Command { std: "docker" "start" "-a" "edc0e9e99d5c96082a484504da6d81d17154d8e80636fd91148b36806b2c388d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/main.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 | async fn entry_get_handler(id: String) -> Result<impl warp::Reply, Infallible> {
[INFO] [stderr]    |                            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `learnr` (bin "learnr" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learnr-64b5cc3bce41e386)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_insert_entry ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_insert_entry stdout ----
[INFO] [stdout] thread 'tests::test_insert_entry' panicked at 'called `Result::unwrap()` on an `Err` value: HyperError(hyper::Error(Connect, ConnectError("tcp connect error", Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))', src/main.rs:73:33
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558e84218a50 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x558e84218a50 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558e84218a50 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558e84218a50 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x558e8423be6c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x558e842125c5 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x558e8421ac3b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x558e8421ac3b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x558e8421ac3b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x558e8421a74c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x558e8421b304 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x558e8421ade7 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x558e84218f2c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x558e8421ad49 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x558e83d31aa1 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x558e83d31b93 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/result.rs:1599:5
[INFO] [stdout]   16:     0x558e83d37afc - core::result::Result<T,E>::unwrap::h1395c5082cde7de8
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/result.rs:1281:23
[INFO] [stdout]   17:     0x558e83d3a4eb - learnr::tests::test_insert_entry::h41a6bf5e80046aef
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:73:9
[INFO] [stdout]   18:     0x558e83d3a2ca - learnr::tests::test_insert_entry::{{closure}}::h8666580d26a099c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:70:5
[INFO] [stdout]   19:     0x558e83d39fae - core::ops::function::FnOnce::call_once::h4944884249d23e95
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x558e83d6d6d3 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x558e83d6d6d3 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x558e83d6c188 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x558e83d6c188 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x558e83d6c188 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x558e83d6c188 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x558e83d6c188 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x558e83d6c188 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x558e83d6c188 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x558e83d3a91d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x558e83d3a91d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x558e83d3f0e8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x558e83d3f0e8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x558e83d3f0e8 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x558e83d3f0e8 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x558e83d3f0e8 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x558e83d3f0e8 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x558e83d3f0e8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x558e84220707 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x558e84220707 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x558e84220707 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/bf16ca353c82d9051dbd1a4cfc5a01a1800578e9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7ff571399609 - start_thread
[INFO] [stdout]   42:     0x7ff57116f293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_insert_entry
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin learnr'
[INFO] running `Command { std: "docker" "inspect" "edc0e9e99d5c96082a484504da6d81d17154d8e80636fd91148b36806b2c388d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc0e9e99d5c96082a484504da6d81d17154d8e80636fd91148b36806b2c388d", kill_on_drop: false }`
[INFO] [stdout] edc0e9e99d5c96082a484504da6d81d17154d8e80636fd91148b36806b2c388d
