[INFO] fetching crate mycelium_core 0.1.1...
[INFO] testing mycelium_core-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mycelium_core 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mycelium_core 0.1.1
[INFO] finished tweaking crates.io crate mycelium_core 0.1.1
[INFO] tweaked toml for crates.io crate mycelium_core 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mycelium_core 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding fern v0.5.9 (available: v0.7.1)
[INFO] [stderr]       Adding remove_dir_all v0.5.3 (available: v1.0.0)
[INFO] [stderr]       Adding ron v0.4.2 (available: v0.11.0)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mycelium_command v0.1.1
[INFO] [stderr]   Downloaded ron v0.4.2
[INFO] [stderr]   Downloaded fern v0.5.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b0363ff9bf132220dfbeb08c72bb3bc926e6a2d4f31745bd107e50647438c29
[INFO] running `Command { std: "docker" "start" "-a" "6b0363ff9bf132220dfbeb08c72bb3bc926e6a2d4f31745bd107e50647438c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b0363ff9bf132220dfbeb08c72bb3bc926e6a2d4f31745bd107e50647438c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0363ff9bf132220dfbeb08c72bb3bc926e6a2d4f31745bd107e50647438c29", kill_on_drop: false }`
[INFO] [stdout] 6b0363ff9bf132220dfbeb08c72bb3bc926e6a2d4f31745bd107e50647438c29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18d31b8dca38679d2f4a33e1346b49b29fc974b4c114b35dec2be4d5d0f5be48
[INFO] running `Command { std: "docker" "start" "-a" "18d31b8dca38679d2f4a33e1346b49b29fc974b4c114b35dec2be4d5d0f5be48", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ron v0.4.2
[INFO] [stderr]    Compiling mycelium_command v0.1.1
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling mycelium_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/persistence/mod.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |             e.description()
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:454:52
[INFO] [stdout]     |
[INFO] [stdout] 454 |                 error!("Error loading tags: {}", e.description());
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:641:65
[INFO] [stdout]     |
[INFO] [stdout] 641 |         Err(e) => panic!("File permission check failure: {}", e.description()),
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IndexType` is never used
[INFO] [stdout]  --> src/ephemeral/page.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) enum IndexType {
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexPage` is never constructed
[INFO] [stdout]   --> src/ephemeral/page.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct IndexPage {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dirty` is never read
[INFO] [stdout]   --> src/ephemeral/page.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Page {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 38 |     #[serde(skip)]
[INFO] [stdout] 39 |     dirty: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Page` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 38 -         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stdout] 38 +         Err(e) => panic!("Poison RwLock core::p_append(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 52 -         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stdout] 52 +         Err(e) => panic!("Poison mutex core::p_append(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/persistence/mod.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 65 -                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout] 65 +                 Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.03s
[INFO] running `Command { std: "docker" "inspect" "18d31b8dca38679d2f4a33e1346b49b29fc974b4c114b35dec2be4d5d0f5be48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d31b8dca38679d2f4a33e1346b49b29fc974b4c114b35dec2be4d5d0f5be48", kill_on_drop: false }`
[INFO] [stdout] 18d31b8dca38679d2f4a33e1346b49b29fc974b4c114b35dec2be4d5d0f5be48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d34d612dc4f68e337017fcf45861ae3cf76a4c7c5e46ed5a9af2f7c66d8a7a1
[INFO] running `Command { std: "docker" "start" "-a" "5d34d612dc4f68e337017fcf45861ae3cf76a4c7c5e46ed5a9af2f7c66d8a7a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling mycelium_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/persistence/mod.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |             e.description()
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:454:52
[INFO] [stdout]     |
[INFO] [stdout] 454 |                 error!("Error loading tags: {}", e.description());
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:641:65
[INFO] [stdout]     |
[INFO] [stdout] 641 |         Err(e) => panic!("File permission check failure: {}", e.description()),
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IndexType` is never used
[INFO] [stdout]  --> src/ephemeral/page.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) enum IndexType {
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexPage` is never constructed
[INFO] [stdout]   --> src/ephemeral/page.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct IndexPage {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dirty` is never read
[INFO] [stdout]   --> src/ephemeral/page.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Page {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 38 |     #[serde(skip)]
[INFO] [stdout] 39 |     dirty: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Page` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 38 -         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stdout] 38 +         Err(e) => panic!("Poison RwLock core::p_append(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 52 -         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stdout] 52 +         Err(e) => panic!("Poison mutex core::p_append(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/persistence/mod.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 65 -                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout] 65 +                 Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/tests.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stdout]    |                   ^                                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stdout] 44 +         Err(e) => assert!(false, format!("Failure list_tags_test(): {:?}", e)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/persistence/mod.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |             e.description()
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:454:52
[INFO] [stdout]     |
[INFO] [stdout] 454 |                 error!("Error loading tags: {}", e.description());
[INFO] [stdout]     |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:641:65
[INFO] [stdout]     |
[INFO] [stdout] 641 |         Err(e) => panic!("File permission check failure: {}", e.description()),
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IndexType` is never used
[INFO] [stdout]  --> src/ephemeral/page.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) enum IndexType {
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexPage` is never constructed
[INFO] [stdout]   --> src/ephemeral/page.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct IndexPage {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `dirty` is never read
[INFO] [stdout]   --> src/ephemeral/page.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Page {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 38 |     #[serde(skip)]
[INFO] [stdout] 39 |     dirty: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Page` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestItem` is never constructed
[INFO] [stdout]  --> src/tests.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TestItem {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core.rs:38:26
[INFO] [stdout]    |
[INFO] [stdout] 38 |         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 38 -         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stdout] 38 +         Err(e) => panic!("Poison RwLock core::p_append(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 52 -         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stdout] 52 +         Err(e) => panic!("Poison mutex core::p_append(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/persistence/mod.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 65 -                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stdout] 65 +                 Err(e) => panic!("{:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tests.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 |         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 44 -         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stdout] 44 +         Err(e) => (assert!(false, "Failure list_tags_test(): {:?}", e)),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tests.rs:69:34
[INFO] [stdout]    |
[INFO] [stdout] 69 |         Err(e) => assert!(false, format!("Failure refresh_test(): {:?}", e)),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 69 -         Err(e) => assert!(false, format!("Failure refresh_test(): {:?}", e)),
[INFO] [stdout] 69 +         Err(e) => assert!(false, "Failure refresh_test(): {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "5d34d612dc4f68e337017fcf45861ae3cf76a4c7c5e46ed5a9af2f7c66d8a7a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d34d612dc4f68e337017fcf45861ae3cf76a4c7c5e46ed5a9af2f7c66d8a7a1", kill_on_drop: false }`
[INFO] [stdout] 5d34d612dc4f68e337017fcf45861ae3cf76a4c7c5e46ed5a9af2f7c66d8a7a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78160d766f557bb32b361f1df0855c96db6cb08bc1508b037099d42138e0e946
[INFO] running `Command { std: "docker" "start" "-a" "78160d766f557bb32b361f1df0855c96db6cb08bc1508b037099d42138e0e946", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/persistence/mod.rs:88:15
[INFO] [stderr]    |
[INFO] [stderr] 88 |             e.description()
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:454:52
[INFO] [stderr]     |
[INFO] [stderr] 454 |                 error!("Error loading tags: {}", e.description());
[INFO] [stderr]     |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:641:65
[INFO] [stderr]     |
[INFO] [stderr] 641 |         Err(e) => panic!("File permission check failure: {}", e.description()),
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `IndexType` is never used
[INFO] [stderr]  --> src/ephemeral/page.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub(crate) enum IndexType {
[INFO] [stderr]   |                 ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IndexPage` is never constructed
[INFO] [stderr]   --> src/ephemeral/page.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub(crate) struct IndexPage {
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `dirty` is never read
[INFO] [stderr]   --> src/ephemeral/page.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct Page {
[INFO] [stderr]    |            ---- field in this struct
[INFO] [stderr] 38 |     #[serde(skip)]
[INFO] [stderr] 39 |     dirty: bool,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Page` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/core.rs:38:26
[INFO] [stderr]    |
[INFO] [stderr] 38 |         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 38 -         Err(e) => panic!(format!("Poison RwLock core::p_append(): {:?}", e)),
[INFO] [stderr] 38 +         Err(e) => panic!("Poison RwLock core::p_append(): {:?}", e),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/core.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 52 -         Err(e) => panic!(format!("Poison mutex core::p_append(): {:?}", e)),
[INFO] [stderr] 52 +         Err(e) => panic!("Poison mutex core::p_append(): {:?}", e),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/persistence/mod.rs:65:34
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 65 -                 Err(e) => panic!(format!("{:?}", e)),
[INFO] [stderr] 65 +                 Err(e) => panic!("{:?}", e),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/tests.rs:44:19
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stderr]    |                   ^                                                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 -         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stderr] 44 +         Err(e) => assert!(false, format!("Failure list_tags_test(): {:?}", e)),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TestItem` is never constructed
[INFO] [stderr]  --> src/tests.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct TestItem {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/tests.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 |         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 44 -         Err(e) => (assert!(false, format!("Failure list_tags_test(): {:?}", e))),
[INFO] [stderr] 44 +         Err(e) => (assert!(false, "Failure list_tags_test(): {:?}", e)),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/tests.rs:69:34
[INFO] [stderr]    |
[INFO] [stderr] 69 |         Err(e) => assert!(false, format!("Failure refresh_test(): {:?}", e)),
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 69 -         Err(e) => assert!(false, format!("Failure refresh_test(): {:?}", e)),
[INFO] [stderr] 69 +         Err(e) => assert!(false, "Failure refresh_test(): {:?}", e),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `mycelium_core` (lib) generated 9 warnings (run `cargo fix --lib -p mycelium_core` to apply 3 suggestions)
[INFO] [stderr] warning: `mycelium_core` (lib test) generated 13 warnings (9 duplicates) (run `cargo fix --lib -p mycelium_core --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mycelium_core-55aae151d4490016)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test ephemeral::page::test_create_page ... ok
[INFO] [stdout] test ephemeral::page::add_test ... ok
[INFO] [stdout] test tests::list_tags_test ... FAILED
[INFO] [stdout] test tests::get_item_test ... FAILED
[INFO] [stdout] test tests::insert_1k_concurrent_mcore ... FAILED
[INFO] [stdout] test tests::empty_test ... FAILED
[INFO] [stdout] test tests::refresh_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::list_tags_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::list_tags_test' (22) panicked at src/tests.rs:40:31:
[INFO] [stdout] Failed to init stew in list_tags_test(): Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x568b02055242 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x568b02055242 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x568b02055242 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x568b02055242 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x568b0206561f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x568b0206561f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x568b020212c1 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x568b020212c1 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x568b0202de52 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x568b02032d3f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x568b02032bd1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x568b01f7cc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x568b01f7cc9e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x568b020334af - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x568b020334af - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x568b0203325a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x568b0202df99 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x568b0201532d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x568b0206d4f0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x568b0206ca46 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x568b01f54ecc - core::result::Result<T,E>::expect::he7fd658ce78b318f
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x568b01f3e973 - mycelium_core::tests::list_tags_test::h7749494750120311
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:40:31
[INFO] [stdout]   22:     0x568b01f3ec97 - mycelium_core::tests::list_tags_test::{{closure}}::hfc39428bef0bf8b0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:39:20
[INFO] [stdout]   23:     0x568b01f57de6 - core::ops::function::FnOnce::call_once::hb71ab4aca4d63a8b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x568b01f7ca7b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x568b01f7ca7b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x568b01f926b5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x568b01f926b5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x568b01f926b5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x568b01f926b5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x568b01f926b5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x568b01f926b5 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x568b01f926b5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x568b01f68eb4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x568b01f68eb4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x568b01f6c85a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x568b01f6c85a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x568b01f6c85a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x568b01f6c85a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x568b01f6c85a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x568b0202917f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x568b0202917f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7bcda3f4aaa4 - <unknown>
[INFO] [stdout]   45:     0x7bcda3fd7a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::get_item_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::get_item_test' (20) panicked at src/tests.rs:25:31:
[INFO] [stdout] Failed to init stew in get_item_test(): Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x568b02055242 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x568b02055242 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x568b02055242 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x568b02055242 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x568b0206561f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x568b0206561f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x568b020212c1 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x568b020212c1 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x568b0202de52 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x568b02032d3f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x568b02032bd1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x568b01f7cc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x568b01f7cc9e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x568b020334af - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x568b020334af - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x568b0203325a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x568b0202df99 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x568b0201532d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x568b0206d4f0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x568b0206ca46 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x568b01f54ecc - core::result::Result<T,E>::expect::he7fd658ce78b318f
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x568b01f3e673 - mycelium_core::tests::get_item_test::h2477d78926cb006c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:25:31
[INFO] [stdout]   22:     0x568b01f3e907 - mycelium_core::tests::get_item_test::{{closure}}::h88afc5a4045f5482
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:24:19
[INFO] [stdout]   23:     0x568b01f57e96 - core::ops::function::FnOnce::call_once::hbac843b130f826aa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x568b01f7ca7b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x568b01f7ca7b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x568b01f926b5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x568b01f926b5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x568b01f926b5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x568b01f926b5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x568b01f926b5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x568b01f926b5 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x568b01f926b5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x568b01f68eb4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x568b01f68eb4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x568b01f6c85a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x568b01f6c85a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x568b01f6c85a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x568b01f6c85a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x568b01f6c85a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x568b0202917f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x568b0202917f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7bcda3f4aaa4 - <unknown>
[INFO] [stdout]   45:     0x7bcda3fd7a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::insert_1k_concurrent_mcore stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::insert_1k_concurrent_mcore' (21) panicked at src/tests.rs:79:29:
[INFO] [stdout] Failed to init stew in refresh_test(): Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x568b02055242 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x568b02055242 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x568b02055242 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x568b02055242 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x568b0206561f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x568b0206561f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x568b020212c1 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x568b020212c1 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x568b0202de52 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x568b02032d3f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x568b02032bd1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x568b01f7cc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x568b01f7cc9e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x568b020334af - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x568b020334af - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x568b0203325a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x568b0202df99 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x568b0201532d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x568b0206d4f0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x568b0206ca46 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x568b01f54ecc - core::result::Result<T,E>::expect::he7fd658ce78b318f
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x568b01f3ed1a - mycelium_core::tests::insert_1k_concurrent_mcore::h8b616c2930a97a89
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:79:29
[INFO] [stdout]   22:     0x568b01f3f3a7 - mycelium_core::tests::insert_1k_concurrent_mcore::{{closure}}::hfcc7f83e4425c9cf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:77:32
[INFO] [stdout]   23:     0x568b01f57926 - core::ops::function::FnOnce::call_once::h1d3d76aef7138a56
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x568b01f7ca7b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x568b01f7ca7b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x568b01f926b5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x568b01f926b5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x568b01f926b5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x568b01f926b5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x568b01f926b5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x568b01f926b5 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x568b01f926b5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x568b01f68eb4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x568b01f68eb4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x568b01f6c85a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x568b01f6c85a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x568b01f6c85a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x568b01f6c85a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x568b01f6c85a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x568b0202917f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x568b0202917f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7bcda3f4aaa4 - <unknown>
[INFO] [stdout]   45:     0x7bcda3fd7a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::empty_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::empty_test' (19) panicked at src/tests.rs:17:24:
[INFO] [stdout] Failed to create db: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x568b02055242 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x568b02055242 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x568b02055242 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x568b02055242 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x568b0206561f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x568b0206561f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x568b020212c1 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x568b020212c1 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x568b0202de52 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x568b02032d3f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x568b02032bd1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x568b01f7cc9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x568b01f7cc9e - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x568b020334af - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x568b020334af - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x568b0203325a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x568b0202df99 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x568b0201532d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x568b0206d4f0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x568b0206ca46 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x568b01f54ecc - core::result::Result<T,E>::expect::he7fd658ce78b318f
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x568b01f3e200 - mycelium_core::tests::empty_test::he70cc5f9f9c59dd5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:17:24
[INFO] [stdout]   22:     0x568b01f3e2f7 - mycelium_core::tests::empty_test::{{closure}}::hb9e4dcb78ddbb222
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:16:16
[INFO] [stdout]   23:     0x568b01f57bb6 - core::ops::function::FnOnce::call_once::h620a968734771ac5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x568b01f7ca7b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x568b01f7ca7b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x568b01f926b5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x568b01f926b5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x568b01f926b5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x568b01f926b5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x568b01f926b5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x568b01f926b5 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x568b01f926b5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x568b01f68eb4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x568b01f68eb4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x568b01f6c85a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x568b01f6c85a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x568b01f6c85a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x568b01f6c85a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x568b01f6c85a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x568b01f6c85a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x568b0202917f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   43:     0x568b0202917f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7bcda3f4aaa4 - <unknown>
[INFO] [stdout]   45:     0x7bcda3fd7a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::empty_test
[INFO] [stdout]     tests::get_item_test
[INFO] [stdout]     tests::insert_1k_concurrent_mcore
[INFO] [stdout]     tests::list_tags_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78160d766f557bb32b361f1df0855c96db6cb08bc1508b037099d42138e0e946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78160d766f557bb32b361f1df0855c96db6cb08bc1508b037099d42138e0e946", kill_on_drop: false }`
[INFO] [stdout] 78160d766f557bb32b361f1df0855c96db6cb08bc1508b037099d42138e0e946
