[INFO] fetching crate fluid 0.4.1...
[INFO] testing fluid-0.4.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate fluid 0.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate fluid 0.4.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluid 0.4.1
[INFO] finished tweaking crates.io crate fluid 0.4.1
[INFO] tweaked toml for crates.io crate fluid 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fluid_attributes v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf48abd8afd2d12c015bee5f27381ed01fe799d89dbb8e623ab90b5271c8347d
[INFO] running `Command { std: "docker" "start" "-a" "cf48abd8afd2d12c015bee5f27381ed01fe799d89dbb8e623ab90b5271c8347d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf48abd8afd2d12c015bee5f27381ed01fe799d89dbb8e623ab90b5271c8347d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf48abd8afd2d12c015bee5f27381ed01fe799d89dbb8e623ab90b5271c8347d", kill_on_drop: false }`
[INFO] [stdout] cf48abd8afd2d12c015bee5f27381ed01fe799d89dbb8e623ab90b5271c8347d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74efefae571ccf5f45bd40843995ee941e59b6440dccb1bd0a7a89f1ce00669c
[INFO] running `Command { std: "docker" "start" "-a" "74efefae571ccf5f45bd40843995ee941e59b6440dccb1bd0a7a89f1ce00669c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling colored v1.9.4
[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_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling fluid_attributes v0.4.0
[INFO] [stderr]    Compiling fluid v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `be_an_error::BeAnError`
[INFO] [stdout]   --> src/assertions/result/mod.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use be_an_error::BeAnError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_ok::BeOk`
[INFO] [stdout]  --> src/assertions/result/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use be_ok::BeOk;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core/information.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         panic!(FluidPanic(msg))
[INFO] [stdout]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "74efefae571ccf5f45bd40843995ee941e59b6440dccb1bd0a7a89f1ce00669c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74efefae571ccf5f45bd40843995ee941e59b6440dccb1bd0a7a89f1ce00669c", kill_on_drop: false }`
[INFO] [stdout] 74efefae571ccf5f45bd40843995ee941e59b6440dccb1bd0a7a89f1ce00669c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11327261a040f151cb91dff0d173783c4d1b527cf6c8147544d84feb9b454af4
[INFO] running `Command { std: "docker" "start" "-a" "11327261a040f151cb91dff0d173783c4d1b527cf6c8147544d84feb9b454af4", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `be_an_error::BeAnError`
[INFO] [stdout]   --> src/assertions/result/mod.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use be_an_error::BeAnError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_ok::BeOk`
[INFO] [stdout]  --> src/assertions/result/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use be_ok::BeOk;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core/information.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         panic!(FluidPanic(msg))
[INFO] [stdout]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fluid v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `be_an_error::BeAnError`
[INFO] [stdout]   --> src/assertions/result/mod.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use be_an_error::BeAnError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_ok::BeOk`
[INFO] [stdout]  --> src/assertions/result/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use be_ok::BeOk;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core/information.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         panic!(FluidPanic(msg))
[INFO] [stdout]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "11327261a040f151cb91dff0d173783c4d1b527cf6c8147544d84feb9b454af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11327261a040f151cb91dff0d173783c4d1b527cf6c8147544d84feb9b454af4", kill_on_drop: false }`
[INFO] [stdout] 11327261a040f151cb91dff0d173783c4d1b527cf6c8147544d84feb9b454af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd4d769268990ad676c8eb701d64b7d917ca4d893d587b932b41120b7990c6f0
[INFO] running `Command { std: "docker" "start" "-a" "fd4d769268990ad676c8eb701d64b7d917ca4d893d587b932b41120b7990c6f0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `be_an_error::BeAnError`
[INFO] [stderr]   --> src/assertions/result/mod.rs:4:9
[INFO] [stderr]    |
[INFO] [stderr] 4  | pub use be_an_error::BeAnError;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | #![deny(unused)]
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `be_ok::BeOk`
[INFO] [stderr]  --> src/assertions/result/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use be_ok::BeOk;
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `containing_truthness` is never read
[INFO] [stderr]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stderr] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: field `containing_truthness` is never read
[INFO] [stderr]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stderr] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/core/information.rs:57:16
[INFO] [stderr]    |
[INFO] [stderr] 57 |         panic!(FluidPanic(msg))
[INFO] [stderr]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fluid` (lib) generated 5 warnings (run `cargo fix --lib -p fluid` to apply 3 suggestions)
[INFO] [stderr] warning: `fluid` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fluid-329b2926b0a78522)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test assertions::iterator::tests::option_yield_assertion ... ok
[INFO] [stdout] test assertions::collection::be_empty::test::empty - should panic ... ok
[INFO] [stdout] test assertions::iterator::tests::result_yield_assertion ... ok
[INFO] [stdout] test tests::chained_test_first_fails - should panic ... ok
[INFO] [stdout] test assertions::iterator::tests::slice_yield_assertion ... ok
[INFO] [stdout] test tests::chained_test_second_fails - should panic ... ok
[INFO] [stdout] test tests::is_even::case_0 ... ok
[INFO] [stdout] test tests::is_even::case_2 ... ok
[INFO] [stdout] test tests::is_even::case_4 ... ok
[INFO] [stdout] test tests::session::content::case_bar ... FAILED
[INFO] [stdout] test tests::session::content::case_foo ... FAILED
[INFO] [stdout] test tests::session::content::case_qux ... FAILED
[INFO] [stdout] test tests::session::dummy ... FAILED
[INFO] [stdout] test tests::session::first_test ... ok
[INFO] [stdout] test tests::session::theory_test::case_0 ... ok
[INFO] [stdout] test tests::simple_negated_test ... ok
[INFO] [stdout] test tests::simple_negated_test_fails - should panic ... ok
[INFO] [stdout] test tests::simple_test ... ok
[INFO] [stdout] test tests::simple_test_fails - should panic ... ok
[INFO] [stdout] test tests::test_with_explanation ... ok
[INFO] [stdout] test tests::test_with_explanation_fails - should panic ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_cerberus_3 ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_hydra_7 ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_janus_2 ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_normal_guy_1 ... ok
[INFO] [stdout] test tests::chained_both_negated_test ... ok
[INFO] [stdout] test tests::chained_first_negated_test ... ok
[INFO] [stdout] test tests::chained_test ... ok
[INFO] [stdout] test tests::chained_second_negated_test ... ok
[INFO] [stdout] test tests::chained_negated_test_first_fails - should panic ... ok
[INFO] [stdout] test tests::chained_negated_test_second_fails - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::content::case_bar stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::content::case_foo stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::content::case_qux stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::dummy stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::session::content::case_bar
[INFO] [stdout]     tests::session::content::case_foo
[INFO] [stdout]     tests::session::content::case_qux
[INFO] [stdout]     tests::session::dummy
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 27 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "fd4d769268990ad676c8eb701d64b7d917ca4d893d587b932b41120b7990c6f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4d769268990ad676c8eb701d64b7d917ca4d893d587b932b41120b7990c6f0", kill_on_drop: false }`
[INFO] [stdout] fd4d769268990ad676c8eb701d64b7d917ca4d893d587b932b41120b7990c6f0
[INFO] testing fluid-0.4.1 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate fluid 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate fluid 0.4.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluid 0.4.1
[INFO] finished tweaking crates.io crate fluid 0.4.1
[INFO] tweaked toml for crates.io crate fluid 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09104ad30cf0b00fa8ed1a4b38eba5d7a450764252e94f70217b07cabf108a06
[INFO] running `Command { std: "docker" "start" "-a" "09104ad30cf0b00fa8ed1a4b38eba5d7a450764252e94f70217b07cabf108a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09104ad30cf0b00fa8ed1a4b38eba5d7a450764252e94f70217b07cabf108a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09104ad30cf0b00fa8ed1a4b38eba5d7a450764252e94f70217b07cabf108a06", kill_on_drop: false }`
[INFO] [stdout] 09104ad30cf0b00fa8ed1a4b38eba5d7a450764252e94f70217b07cabf108a06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2608a03c06b62569e3154591f572efd749d8245a301ea8a06b9a75935dc70d2
[INFO] running `Command { std: "docker" "start" "-a" "b2608a03c06b62569e3154591f572efd749d8245a301ea8a06b9a75935dc70d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling colored v1.9.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[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_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling fluid_attributes v0.4.0
[INFO] [stderr]    Compiling fluid v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `be_an_error::BeAnError`
[INFO] [stdout]   --> src/assertions/result/mod.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use be_an_error::BeAnError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_ok::BeOk`
[INFO] [stdout]  --> src/assertions/result/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use be_ok::BeOk;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core/information.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         panic!(FluidPanic(msg))
[INFO] [stdout]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "b2608a03c06b62569e3154591f572efd749d8245a301ea8a06b9a75935dc70d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2608a03c06b62569e3154591f572efd749d8245a301ea8a06b9a75935dc70d2", kill_on_drop: false }`
[INFO] [stdout] b2608a03c06b62569e3154591f572efd749d8245a301ea8a06b9a75935dc70d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd2b3f2ce6c615cb01769f823edfed9cc2fda020f9776b2c549357bf3d000ee8
[INFO] running `Command { std: "docker" "start" "-a" "bd2b3f2ce6c615cb01769f823edfed9cc2fda020f9776b2c549357bf3d000ee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling fluid v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `be_an_error::BeAnError`
[INFO] [stdout]   --> src/assertions/result/mod.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use be_an_error::BeAnError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_ok::BeOk`
[INFO] [stdout]  --> src/assertions/result/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use be_ok::BeOk;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core/information.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         panic!(FluidPanic(msg))
[INFO] [stdout]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_an_error::BeAnError`
[INFO] [stdout]   --> src/assertions/result/mod.rs:4:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub use be_an_error::BeAnError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![deny(unused)]
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `be_ok::BeOk`
[INFO] [stdout]  --> src/assertions/result/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use be_ok::BeOk;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `containing_truthness` is never read
[INFO] [stdout]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stdout] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/core/information.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         panic!(FluidPanic(msg))
[INFO] [stdout]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "bd2b3f2ce6c615cb01769f823edfed9cc2fda020f9776b2c549357bf3d000ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2b3f2ce6c615cb01769f823edfed9cc2fda020f9776b2c549357bf3d000ee8", kill_on_drop: false }`
[INFO] [stdout] bd2b3f2ce6c615cb01769f823edfed9cc2fda020f9776b2c549357bf3d000ee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1ee3ea564b40d8afb4e3c5dfbf21da1ada79860a0d32be080bed59746793eb0
[INFO] running `Command { std: "docker" "start" "-a" "c1ee3ea564b40d8afb4e3c5dfbf21da1ada79860a0d32be080bed59746793eb0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `be_an_error::BeAnError`
[INFO] [stderr]   --> src/assertions/result/mod.rs:4:9
[INFO] [stderr]    |
[INFO] [stderr] 4  | pub use be_an_error::BeAnError;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | #![deny(unused)]
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `be_ok::BeOk`
[INFO] [stderr]  --> src/assertions/result/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use be_ok::BeOk;
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `containing_truthness` is never read
[INFO] [stderr]  --> src/assertions/result/be_an_error.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BeAnError<O: Debug, E: Debug> {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stderr] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `BeAnError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: field `containing_truthness` is never read
[INFO] [stderr]  --> src/assertions/result/be_ok.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct BeOk<O: Debug, E: Debug> {
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 8 |     pub(in crate::assertions) should: ShouldImpl<Result<O, E>>,
[INFO] [stderr] 9 |     pub(in crate::assertions) containing_truthness: bool,
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `BeOk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/core/information.rs:57:16
[INFO] [stderr]    |
[INFO] [stderr] 57 |         panic!(FluidPanic(msg))
[INFO] [stderr]    |         ------ ^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: use std::panic::panic_any instead: `std::panic::panic_any`
[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/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fluid` (lib) generated 5 warnings (run `cargo fix --lib -p fluid` to apply 3 suggestions)
[INFO] [stderr] warning: `fluid` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fluid-c00dd0db4a8611ea)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test assertions::iterator::tests::slice_yield_assertion ... ok
[INFO] [stdout] test assertions::iterator::tests::option_yield_assertion ... ok
[INFO] [stdout] test assertions::iterator::tests::result_yield_assertion ... ok
[INFO] [stdout] test assertions::collection::be_empty::test::empty - should panic ... ok
[INFO] [stdout] test tests::chained_first_negated_test ... ok
[INFO] [stdout] test tests::chained_test_second_fails - should panic ... ok
[INFO] [stdout] test tests::chained_test_first_fails - should panic ... ok
[INFO] [stdout] test tests::chained_second_negated_test ... ok
[INFO] [stdout] test tests::chained_both_negated_test ... ok
[INFO] [stdout] test tests::chained_negated_test_second_fails - should panic ... ok
[INFO] [stdout] test tests::is_even::case_2 ... ok
[INFO] [stdout] test tests::chained_test ... ok
[INFO] [stdout] test tests::chained_negated_test_first_fails - should panic ... ok
[INFO] [stdout] test tests::is_even::case_4 ... ok
[INFO] [stdout] test tests::is_even::case_0 ... ok
[INFO] [stdout] test tests::session::content::case_foo ... FAILED
[INFO] [stdout] test tests::session::content::case_qux ... FAILED
[INFO] [stdout] test tests::session::theory_test::case_0 ... ok
[INFO] [stdout] test tests::simple_negated_test ... ok
[INFO] [stdout] test tests::session::content::case_bar ... FAILED
[INFO] [stdout] test tests::session::first_test ... ok
[INFO] [stdout] test tests::simple_test ... ok
[INFO] [stdout] test tests::simple_test_fails - should panic ... ok
[INFO] [stdout] test tests::test_with_explanation ... ok
[INFO] [stdout] test tests::simple_negated_test_fails - should panic ... ok
[INFO] [stdout] test tests::session::dummy ... FAILED
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_cerberus_3 ... ok
[INFO] [stdout] test tests::test_with_explanation_fails - should panic ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_janus_2 ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_hydra_7 ... ok
[INFO] [stdout] test wiki::theory::test::each_creature_has_a_correct_number_of_faces::case_normal_guy_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::content::case_foo stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::content::case_qux stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::content::case_bar stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::session::dummy stdout ----
[INFO] [stdout] panicked at src/tests/session.rs:47:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::session::content::case_bar
[INFO] [stdout]     tests::session::content::case_foo
[INFO] [stdout]     tests::session::content::case_qux
[INFO] [stdout]     tests::session::dummy
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 27 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "c1ee3ea564b40d8afb4e3c5dfbf21da1ada79860a0d32be080bed59746793eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ee3ea564b40d8afb4e3c5dfbf21da1ada79860a0d32be080bed59746793eb0", kill_on_drop: false }`
[INFO] [stdout] c1ee3ea564b40d8afb4e3c5dfbf21da1ada79860a0d32be080bed59746793eb0
