[INFO] fetching crate libzetta 0.2.2...
[INFO] testing libzetta-0.2.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate libzetta 0.2.2 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate libzetta 0.2.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libzetta 0.2.2
[INFO] finished tweaking crates.io crate libzetta 0.2.2
[INFO] tweaked toml for crates.io crate libzetta 0.2.2 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f25e68f1e56ee206fba53520f8ea03fa6765de834e69354bbba5212f3cd1c0a0
[INFO] running `Command { std: "docker" "start" "-a" "f25e68f1e56ee206fba53520f8ea03fa6765de834e69354bbba5212f3cd1c0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f25e68f1e56ee206fba53520f8ea03fa6765de834e69354bbba5212f3cd1c0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25e68f1e56ee206fba53520f8ea03fa6765de834e69354bbba5212f3cd1c0a0", kill_on_drop: false }`
[INFO] [stdout] f25e68f1e56ee206fba53520f8ea03fa6765de834e69354bbba5212f3cd1c0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2dd96a2aabf95cd81831e4a7d042c82c15df0d1a038d86675588cc0b89fde1a
[INFO] running `Command { std: "docker" "start" "-a" "d2dd96a2aabf95cd81831e4a7d042c82c15df0d1a038d86675588cc0b89fde1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling nvpair-sys v0.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling arc-swap v1.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling zfs-core-sys v0.1.0
[INFO] [stderr]    Compiling cstr-argument v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling libnv v0.2.2
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling slog-stdlog v4.1.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling libzetta v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.99s
[INFO] running `Command { std: "docker" "inspect" "d2dd96a2aabf95cd81831e4a7d042c82c15df0d1a038d86675588cc0b89fde1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2dd96a2aabf95cd81831e4a7d042c82c15df0d1a038d86675588cc0b89fde1a", kill_on_drop: false }`
[INFO] [stdout] d2dd96a2aabf95cd81831e4a7d042c82c15df0d1a038d86675588cc0b89fde1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbaff9b7e7e24d38c5e31ea7455326b722762c6d426c4da472d7715431a636b9
[INFO] running `Command { std: "docker" "start" "-a" "dbaff9b7e7e24d38c5e31ea7455326b722762c6d426c4da472d7715431a636b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cavity v1.1.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling slog-term v2.8.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling libzetta v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `properties::VolumeMode`
[INFO] [stdout]   --> tests/test_zfs.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | use libzetta::{zfs::{properties::VolumeMode, DelegatingZfsEngine, DestroyTiming},
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | /         parses_to! {
[INFO] [stdout] 17 | |             parser: ZfsParser,
[INFO] [stdout] 18 | |             input: line,
[INFO] [stdout] 19 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |             ]
[INFO] [stdout] 23 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | /         parses_to! {
[INFO] [stdout] 17 | |             parser: ZfsParser,
[INFO] [stdout] 18 | |             input: line,
[INFO] [stdout] 19 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |             ]
[INFO] [stdout] 23 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         parses_to! {
[INFO] [stdout] 33 | |             parser: ZfsParser,
[INFO] [stdout] 34 | |             input: line,
[INFO] [stdout] 35 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |             ]
[INFO] [stdout] 39 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         parses_to! {
[INFO] [stdout] 33 | |             parser: ZfsParser,
[INFO] [stdout] 34 | |             input: line,
[INFO] [stdout] 35 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |             ]
[INFO] [stdout] 39 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         parses_to! {
[INFO] [stdout] 49 | |             parser: ZfsParser,
[INFO] [stdout] 50 | |             input: line,
[INFO] [stdout] 51 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             ]
[INFO] [stdout] 55 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         parses_to! {
[INFO] [stdout] 49 | |             parser: ZfsParser,
[INFO] [stdout] 50 | |             input: line,
[INFO] [stdout] 51 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             ]
[INFO] [stdout] 55 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | /         parses_to! {
[INFO] [stdout] 65 | |             parser: ZfsParser,
[INFO] [stdout] 66 | |             input: line,
[INFO] [stdout] 67 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |             ]
[INFO] [stdout] 71 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/zfs.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | /         parses_to! {
[INFO] [stdout] 65 | |             parser: ZfsParser,
[INFO] [stdout] 66 | |             input: line,
[INFO] [stdout] 67 | |             rule: Rule::dataset_name,
[INFO] [stdout] ...  |
[INFO] [stdout] 70 | |             ]
[INFO] [stdout] 71 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | /         parses_to! {
[INFO] [stdout] 36 | |             parser: StdoutParser,
[INFO] [stdout] 37 | |             input: one_line,
[INFO] [stdout] 38 | |             rule: Rule::action,
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |             ]
[INFO] [stdout] 44 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | /         parses_to! {
[INFO] [stdout] 36 | |             parser: StdoutParser,
[INFO] [stdout] 37 | |             input: one_line,
[INFO] [stdout] 38 | |             rule: Rule::action,
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |             ]
[INFO] [stdout] 44 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         parses_to! {
[INFO] [stdout] 52 | |             parser: StdoutParser,
[INFO] [stdout] 53 | |             input: two_lines,
[INFO] [stdout] 54 | |             rule: Rule::action,
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |             ]
[INFO] [stdout] 60 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parsers/mod.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         parses_to! {
[INFO] [stdout] 52 | |             parser: StdoutParser,
[INFO] [stdout] 53 | |             input: two_lines,
[INFO] [stdout] 54 | |             rule: Rule::action,
[INFO] [stdout] ...  |
[INFO] [stdout] 59 | |             ]
[INFO] [stdout] 60 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]    = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parsers/mod.rs:79:9
[INFO] [stdout]     |
[INFO] [stdout] 79  | /         parses_to! {
[INFO] [stdout] 80  | |             parser: StdoutParser,
[INFO] [stdout] 81  | |             input: stdout_valid_two_disks,
[INFO] [stdout] 82  | |             rule: Rule::zpool,
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |             ]
[INFO] [stdout] 107 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parsers/mod.rs:79:9
[INFO] [stdout]     |
[INFO] [stdout] 79  | /         parses_to! {
[INFO] [stdout] 80  | |             parser: StdoutParser,
[INFO] [stdout] 81  | |             input: stdout_valid_two_disks,
[INFO] [stdout] 82  | |             rule: Rule::zpool,
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |             ]
[INFO] [stdout] 107 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `parses_to` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.libzetta.7l9k5e9b-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a.4qha1s12hujhqsgu.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/lib" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-3599c5491d44663f.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-1d56ea45a67842c8.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-9749f7c936ebf9a7.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-627a220173eefff1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-16ed15e5bfe21b9b.rlib" "/opt/rustwide/target/debug/deps/libslog_stdlog-1aa16dacaebec95a.rlib" "/opt/rustwide/target/debug/deps/libslog_scope-a14a6ba34cb268b1.rlib" "/opt/rustwide/target/debug/deps/libarc_swap-8cd48363b47d8bf0.rlib" "/opt/rustwide/target/debug/deps/liblog-c7a6438e9780af3a.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-38c8a3e888ecb06a.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-a76c90beb999d50a.rlib" "/opt/rustwide/target/debug/deps/libtempdir-9aef087179f54065.rlib" "/opt/rustwide/target/debug/deps/libremove_dir_all-80ef6726c25ad48c.rlib" "/opt/rustwide/target/debug/deps/librand-3d3751e170fe08cf.rlib" "/opt/rustwide/target/debug/deps/libregex-e39957eb0f4db189.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-daea6be397b1cb2b.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-5e73e693955fbdb6.rlib" "/opt/rustwide/target/debug/deps/libzfs_core_sys-9a6895bfc548271b.rlib" "/opt/rustwide/target/debug/deps/liblibnv-13458a9aa4c051a0.rlib" "/opt/rustwide/target/debug/deps/libnvpair_sys-2dcadadf9d188aef.rlib" "/opt/rustwide/target/debug/deps/libcstr_argument-a9b1e11f8e538eca.rlib" "/opt/rustwide/target/debug/deps/libmemchr-1f0d97dc9aa3dd56.rlib" "/opt/rustwide/target/debug/deps/libchrono-3216538e2e9355ae.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-016eaeb10a6f0eb9.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-3ea67f5534c2ade7.rlib" "/opt/rustwide/target/debug/deps/libtime-f4cd161e736888a0.rlib" "/opt/rustwide/target/debug/deps/liblibc-ef703b7b559de845.rlib" "/opt/rustwide/target/debug/deps/libbitflags-f89ae4b715176e2d.rlib" "/opt/rustwide/target/debug/deps/libpest-1fd504d61df9f5b0.rlib" "/opt/rustwide/target/debug/deps/libucd_trie-bb7f8c75dd4129d2.rlib" "/opt/rustwide/target/debug/deps/libstrum-f7154ace8a675501.rlib" "/opt/rustwide/target/debug/deps/libslog-5ba3db092d7fc063.rlib" "/opt/rustwide/target/debug/deps/libquick_error-ed708074fa1e3146.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-5c53d641eb010a81.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lzfs_core" "-lnvpair" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/libzetta-54932594cc07b54a" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /lib/libnvpair.so: undefined reference to `aok'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libzetta`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dbaff9b7e7e24d38c5e31ea7455326b722762c6d426c4da472d7715431a636b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbaff9b7e7e24d38c5e31ea7455326b722762c6d426c4da472d7715431a636b9", kill_on_drop: false }`
[INFO] [stdout] dbaff9b7e7e24d38c5e31ea7455326b722762c6d426c4da472d7715431a636b9
