[INFO] fetching crate libimagentrycategory 0.10.1...
[INFO] testing libimagentrycategory-0.10.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate libimagentrycategory 0.10.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libimagentrycategory 0.10.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libimagentrycategory 0.10.1
[INFO] finished tweaking crates.io crate libimagentrycategory 0.10.1
[INFO] tweaked toml for crates.io crate libimagentrycategory 0.10.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b0cf9bc2834bab2313f733113aece0a41c85e4b4661e8874b11c38282ff4605
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9b0cf9bc2834bab2313f733113aece0a41c85e4b4661e8874b11c38282ff4605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b0cf9bc2834bab2313f733113aece0a41c85e4b4661e8874b11c38282ff4605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0cf9bc2834bab2313f733113aece0a41c85e4b4661e8874b11c38282ff4605", kill_on_drop: false }`
[INFO] [stdout] 9b0cf9bc2834bab2313f733113aece0a41c85e4b4661e8874b11c38282ff4605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10eb914eee23ebac31c9d13e6858d1f7cc224ce0d5ec43aa93a7e910226babc7
[INFO] running `Command { std: "docker" "start" "-a" "10eb914eee23ebac31c9d13e6858d1f7cc224ce0d5ec43aa93a7e910226babc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libimagentryutil v0.10.1
[INFO] [stderr]    Compiling libimagentrycategory v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "10eb914eee23ebac31c9d13e6858d1f7cc224ce0d5ec43aa93a7e910226babc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10eb914eee23ebac31c9d13e6858d1f7cc224ce0d5ec43aa93a7e910226babc7", kill_on_drop: false }`
[INFO] [stdout] 10eb914eee23ebac31c9d13e6858d1f7cc224ce0d5ec43aa93a7e910226babc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 29f8231cad326f96910d639e16891677950f6e0f564ad150ea111dd9cee80a30
[INFO] running `Command { std: "docker" "start" "-a" "29f8231cad326f96910d639e16891677950f6e0f564ad150ea111dd9cee80a30", kill_on_drop: false }`
[INFO] [stderr]    Compiling libimagentrycategory v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:144:33
[INFO] [stdout]     |
[INFO] [stdout] 144 |         assert!(exists.is_ok(), format!("Expected Ok(_), got: {:?}", exists));
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[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/nightly/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] 144 -         assert!(exists.is_ok(), format!("Expected Ok(_), got: {:?}", exists));
[INFO] [stdout] 144 +         assert!(exists.is_ok(), "Expected Ok(_), got: {:?}", exists);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:156:30
[INFO] [stdout]     |
[INFO] [stdout] 156 |         assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[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/nightly/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] 156 -         assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stdout] 156 +         assert!(res.is_ok(), "Expected Ok(_), got: {:?}", res);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:166:34
[INFO] [stdout]     |
[INFO] [stdout] 166 |             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[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/nightly/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] 166 -             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stdout] 166 +             assert!(res.is_ok(), "Expected Ok(_), got: {:?}", res);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:171:35
[INFO] [stdout]     |
[INFO] [stdout] 171 |         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[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/nightly/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] 171 -         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[INFO] [stdout] 171 +         assert!(category.is_ok(), "Expected Ok(_), got: {:?}", category);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:185:34
[INFO] [stdout]     |
[INFO] [stdout] 185 |             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[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/nightly/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] 185 -             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stdout] 185 +             assert!(res.is_ok(), "Expected Ok(_), got: {:?}", res);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:192:35
[INFO] [stdout]     |
[INFO] [stdout] 192 |         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[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/nightly/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] 192 -         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[INFO] [stdout] 192 +         assert!(category.is_ok(), "Expected Ok(_), got: {:?}", category);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/store.rs:199:39
[INFO] [stdout]     |
[INFO] [stdout] 199 |         assert!(header_field.is_ok(), format!("Expected Ok(_), got: {:?}", header_field));
[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/nightly/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] 199 -         assert!(header_field.is_ok(), format!("Expected Ok(_), got: {:?}", header_field));
[INFO] [stdout] 199 +         assert!(header_field.is_ok(), "Expected Ok(_), got: {:?}", header_field);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "29f8231cad326f96910d639e16891677950f6e0f564ad150ea111dd9cee80a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f8231cad326f96910d639e16891677950f6e0f564ad150ea111dd9cee80a30", kill_on_drop: false }`
[INFO] [stdout] 29f8231cad326f96910d639e16891677950f6e0f564ad150ea111dd9cee80a30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5f6da757759c814e18c35d304dbf3054d26c4b7d651f4c7c46fc053ba201176
[INFO] running `Command { std: "docker" "start" "-a" "e5f6da757759c814e18c35d304dbf3054d26c4b7d651f4c7c46fc053ba201176", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:144:33
[INFO] [stderr]     |
[INFO] [stderr] 144 |         assert!(exists.is_ok(), format!("Expected Ok(_), got: {:?}", exists));
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[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/nightly/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] 144 -         assert!(exists.is_ok(), format!("Expected Ok(_), got: {:?}", exists));
[INFO] [stderr] 144 +         assert!(exists.is_ok(), "Expected Ok(_), got: {:?}", exists);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:156:30
[INFO] [stderr]     |
[INFO] [stderr] 156 |         assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[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/nightly/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] 156 -         assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stderr] 156 +         assert!(res.is_ok(), "Expected Ok(_), got: {:?}", res);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:166:34
[INFO] [stderr]     |
[INFO] [stderr] 166 |             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[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/nightly/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] 166 -             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stderr] 166 +             assert!(res.is_ok(), "Expected Ok(_), got: {:?}", res);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:171:35
[INFO] [stderr]     |
[INFO] [stderr] 171 |         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[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/nightly/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] 171 -         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[INFO] [stderr] 171 +         assert!(category.is_ok(), "Expected Ok(_), got: {:?}", category);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:185:34
[INFO] [stderr]     |
[INFO] [stderr] 185 |             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[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/nightly/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] 185 -             assert!(res.is_ok(), format!("Expected Ok(_), got: {:?}", res));
[INFO] [stderr] 185 +             assert!(res.is_ok(), "Expected Ok(_), got: {:?}", res);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:192:35
[INFO] [stderr]     |
[INFO] [stderr] 192 |         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[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/nightly/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] 192 -         assert!(category.is_ok(), format!("Expected Ok(_), got: {:?}", category));
[INFO] [stderr] 192 +         assert!(category.is_ok(), "Expected Ok(_), got: {:?}", category);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/store.rs:199:39
[INFO] [stderr]     |
[INFO] [stderr] 199 |         assert!(header_field.is_ok(), format!("Expected Ok(_), got: {:?}", header_field));
[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/nightly/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] 199 -         assert!(header_field.is_ok(), format!("Expected Ok(_), got: {:?}", header_field));
[INFO] [stderr] 199 +         assert!(header_field.is_ok(), "Expected Ok(_), got: {:?}", header_field);
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `libimagentrycategory` (lib test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libimagentrycategory-2f7b1fb20f713073)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test store::tests::test_creating_category_creates_store_entry ... ok
[INFO] [stdout] test store::tests::test_creating_category_creates_store_entry_with_header_field_set ... ok
[INFO] [stdout] test store::tests::test_creating_category ... ok
[INFO] [stdout] test store::tests::test_non_existing_category_exists ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libimagentrycategory
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5f6da757759c814e18c35d304dbf3054d26c4b7d651f4c7c46fc053ba201176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f6da757759c814e18c35d304dbf3054d26c4b7d651f4c7c46fc053ba201176", kill_on_drop: false }`
[INFO] [stdout] e5f6da757759c814e18c35d304dbf3054d26c4b7d651f4c7c46fc053ba201176