[INFO] fetching crate l_group_formulas 0.1.0...
[INFO] testing l_group_formulas-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate l_group_formulas 0.1.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate l_group_formulas 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate l_group_formulas 0.1.0
[INFO] finished tweaking crates.io crate l_group_formulas 0.1.0
[INFO] tweaked toml for crates.io crate l_group_formulas 0.1.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bc9572f41e1621156129221139264ed0056f941c3ddcccb75907aab60bc3024
[INFO] running `Command { std: "docker" "start" "-a" "8bc9572f41e1621156129221139264ed0056f941c3ddcccb75907aab60bc3024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bc9572f41e1621156129221139264ed0056f941c3ddcccb75907aab60bc3024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc9572f41e1621156129221139264ed0056f941c3ddcccb75907aab60bc3024", kill_on_drop: false }`
[INFO] [stdout] 8bc9572f41e1621156129221139264ed0056f941c3ddcccb75907aab60bc3024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 264494f40b19ca48e758dd38dc60180456d6364447aea4f4d410f74fb449ea65
[INFO] running `Command { std: "docker" "start" "-a" "264494f40b19ca48e758dd38dc60180456d6364447aea4f4d410f74fb449ea65", kill_on_drop: false }`
[INFO] [stderr]    Compiling l_group_formulas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/free_group_term.rs:85:30
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/literal.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/l_group_term.rs:100:30
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => panic!(e)
[INFO] [stdout]     |                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => panic!("{}", e)
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "264494f40b19ca48e758dd38dc60180456d6364447aea4f4d410f74fb449ea65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264494f40b19ca48e758dd38dc60180456d6364447aea4f4d410f74fb449ea65", kill_on_drop: false }`
[INFO] [stdout] 264494f40b19ca48e758dd38dc60180456d6364447aea4f4d410f74fb449ea65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3528d532dd56f7f74e61d010cdc263f756f616ff026861eae980049c69834a3f
[INFO] running `Command { std: "docker" "start" "-a" "3528d532dd56f7f74e61d010cdc263f756f616ff026861eae980049c69834a3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/free_group_term.rs:85:30
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/literal.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/l_group_term.rs:100:30
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => panic!(e)
[INFO] [stdout]     |                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => panic!("{}", e)
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling l_group_formulas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/free_group_term.rs:85:30
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 85 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/literal.rs:98:30
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => panic!(e)
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => panic!("{}", e)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/l_group_term.rs:100:30
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => panic!(e)
[INFO] [stdout]     |                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => panic!("{}", e)
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.31s
[INFO] running `Command { std: "docker" "inspect" "3528d532dd56f7f74e61d010cdc263f756f616ff026861eae980049c69834a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3528d532dd56f7f74e61d010cdc263f756f616ff026861eae980049c69834a3f", kill_on_drop: false }`
[INFO] [stdout] 3528d532dd56f7f74e61d010cdc263f756f616ff026861eae980049c69834a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7355fa6df81103f977f8791f4723c32e848e370c644ec5aa48fbe05ce369d4e1
[INFO] running `Command { std: "docker" "start" "-a" "7355fa6df81103f977f8791f4723c32e848e370c644ec5aa48fbe05ce369d4e1", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/free_group_term.rs:85:30
[INFO] [stderr]    |
[INFO] [stderr] 85 |             Err(e) => panic!(e)
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[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] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 85 |             Err(e) => panic!("{}", e)
[INFO] [stderr]    |                              ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 85 |             Err(e) => std::panic::panic_any(e)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/literal.rs:98:30
[INFO] [stderr]    |
[INFO] [stderr] 98 |             Err(e) => panic!(e)
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 98 |             Err(e) => panic!("{}", e)
[INFO] [stderr]    |                              ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 98 |             Err(e) => std::panic::panic_any(e)
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/l_group_term.rs:100:30
[INFO] [stderr]     |
[INFO] [stderr] 100 |             Err(e) => panic!(e)
[INFO] [stderr]     |                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 100 |             Err(e) => panic!("{}", e)
[INFO] [stderr]     |                              ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 100 |             Err(e) => std::panic::panic_any(e)
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `l_group_formulas` (lib) generated 3 warnings
[INFO] [stderr] warning: `l_group_formulas` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/l_group_formulas-38483ee552b8f875)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test free_group_term::parse_free_group_term::tests::test_parse ... ok
[INFO] [stdout] test free_group_term::tests::test_inverse ... ok
[INFO] [stdout] test free_group_term::tests::test_mul ... ok
[INFO] [stdout] test free_group_term::tests::test_reduce ... ok
[INFO] [stdout] test free_group_term::tests::test_mul_assign ... ok
[INFO] [stdout] test free_group_term::tests::test_to_string ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_join ... ok
[INFO] [stdout] test l_group_term::parse_l_group_term::tests::test_does_not_crash ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_recursive ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_meet ... ok
[INFO] [stdout] test l_group_term::tests::test_mul_atoms ... ok
[INFO] [stdout] test l_group_term::tests::test_to_string ... ok
[INFO] [stdout] test l_group_term_reducing::tests::test_meet_reduced ... ok
[INFO] [stdout] test l_group_term_reducing::tests::test_prod_reduced ... ok
[INFO] [stderr]    Doc-tests l_group_formulas
[INFO] [stdout] test literal::tests::test_literal_to_string ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_atom ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/literal.rs - literal::Literal (line 18) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 26) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 14) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 12) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 18) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 28) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm::from (line 78) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm::from (line 86) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 12) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 20) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 26) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 39) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7355fa6df81103f977f8791f4723c32e848e370c644ec5aa48fbe05ce369d4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7355fa6df81103f977f8791f4723c32e848e370c644ec5aa48fbe05ce369d4e1", kill_on_drop: false }`
[INFO] [stdout] 7355fa6df81103f977f8791f4723c32e848e370c644ec5aa48fbe05ce369d4e1
