[INFO] fetching crate l_group_formulas 0.1.0...
[INFO] testing l_group_formulas-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate l_group_formulas 0.1.0 into /workspace/builds/worker-4-tc1/source
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate l_group_formulas 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c9bd5dff4c72599784e614b929824deaa2aa10d0e7adb467a2c958071e5d348
[INFO] running `Command { std: "docker" "start" "-a" "0c9bd5dff4c72599784e614b929824deaa2aa10d0e7adb467a2c958071e5d348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c9bd5dff4c72599784e614b929824deaa2aa10d0e7adb467a2c958071e5d348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9bd5dff4c72599784e614b929824deaa2aa10d0e7adb467a2c958071e5d348", kill_on_drop: false }`
[INFO] [stdout] 0c9bd5dff4c72599784e614b929824deaa2aa10d0e7adb467a2c958071e5d348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b641c2ba91e1dd20aec5d22741e4f43c00506d6f5bb62b686afc4dcea0096a8
[INFO] running `Command { std: "docker" "start" "-a" "8b641c2ba91e1dd20aec5d22741e4f43c00506d6f5bb62b686afc4dcea0096a8", 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: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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) => panic!(e)
[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/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) => panic!(e)
[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/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) => panic!(e)
[INFO] [stdout] 100 +             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "8b641c2ba91e1dd20aec5d22741e4f43c00506d6f5bb62b686afc4dcea0096a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b641c2ba91e1dd20aec5d22741e4f43c00506d6f5bb62b686afc4dcea0096a8", kill_on_drop: false }`
[INFO] [stdout] 8b641c2ba91e1dd20aec5d22741e4f43c00506d6f5bb62b686afc4dcea0096a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b93e96bbeb784db00373e2a7722c220e796c3b4640e78fc0f7f246f9ff3acbed
[INFO] running `Command { std: "docker" "start" "-a" "b93e96bbeb784db00373e2a7722c220e796c3b4640e78fc0f7f246f9ff3acbed", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[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: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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) => panic!(e)
[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/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) => panic!(e)
[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/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) => panic!(e)
[INFO] [stdout] 100 +             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[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: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[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) => panic!(e)
[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/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) => panic!(e)
[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/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) => panic!(e)
[INFO] [stdout] 100 +             Err(e) => std::panic::panic_any(e)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 33.12s
[INFO] running `Command { std: "docker" "inspect" "b93e96bbeb784db00373e2a7722c220e796c3b4640e78fc0f7f246f9ff3acbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93e96bbeb784db00373e2a7722c220e796c3b4640e78fc0f7f246f9ff3acbed", kill_on_drop: false }`
[INFO] [stdout] b93e96bbeb784db00373e2a7722c220e796c3b4640e78fc0f7f246f9ff3acbed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bc488bf30f58573236fb5b61d036a0bb1f58a10b705f1085220e576170c996a
[INFO] running `Command { std: "docker" "start" "-a" "4bc488bf30f58573236fb5b61d036a0bb1f58a10b705f1085220e576170c996a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test free_group_term::tests::test_mul ... ok
[INFO] [stdout] test free_group_term::tests::test_inverse ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_join ... ok
[INFO] [stdout] test free_group_term::tests::test_mul_assign ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_meet ... ok
[INFO] [stdout] test free_group_term::tests::test_reduce ... ok
[INFO] [stdout] test free_group_term::tests::test_to_string ... 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_atom ... ok
[INFO] [stdout] test l_group_term::tests::test_inverse_recursive ... ok
[INFO] [stdout] test l_group_term::tests::test_to_string ... ok
[INFO] [stdout] test l_group_term::tests::test_mul_atoms ... ok
[INFO] [stdout] test literal::tests::test_literal_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] [stdout] test free_group_term::parse_free_group_term::tests::test_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[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) => panic!(e)
[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/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) => panic!(e)
[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/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) => panic!(e)
[INFO] [stderr] 100 +             Err(e) => std::panic::panic_any(e)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `l_group_formulas` (lib) generated 3 warnings (run `cargo fix --lib -p l_group_formulas` to apply 3 suggestions)
[INFO] [stderr] warning: `l_group_formulas` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/l_group_formulas-a75253a889dbbae5)
[INFO] [stderr]    Doc-tests l_group_formulas
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 43) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 20) ... ok
[INFO] [stdout] test src/free_group_term.rs - free_group_term::FreeGroupTerm (line 26) ... 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 39) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 14) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm::from (line 86) ... ok
[INFO] [stdout] test src/l_group_term.rs - l_group_term::LGroupTerm (line 28) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 26) ... 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::from (line 78) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 12) ... ok
[INFO] [stdout] test src/literal.rs - literal::Literal (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bc488bf30f58573236fb5b61d036a0bb1f58a10b705f1085220e576170c996a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc488bf30f58573236fb5b61d036a0bb1f58a10b705f1085220e576170c996a", kill_on_drop: false }`
[INFO] [stdout] 4bc488bf30f58573236fb5b61d036a0bb1f58a10b705f1085220e576170c996a