[INFO] fetching crate calculatex 0.1.2...
[INFO] testing calculatex-0.1.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate calculatex 0.1.2 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate calculatex 0.1.2 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 calculatex 0.1.2
[INFO] finished tweaking crates.io crate calculatex 0.1.2
[INFO] tweaked toml for crates.io crate calculatex 0.1.2 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate crates.io crate calculatex 0.1.2 already has a lockfile, it will not be regenerated
[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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 3cfe30a0233adee0cfabfbf3049f5214202c45076072eb22d50f04c3e82a899f
[INFO] running `Command { std: "docker" "start" "-a" "3cfe30a0233adee0cfabfbf3049f5214202c45076072eb22d50f04c3e82a899f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cfe30a0233adee0cfabfbf3049f5214202c45076072eb22d50f04c3e82a899f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfe30a0233adee0cfabfbf3049f5214202c45076072eb22d50f04c3e82a899f", kill_on_drop: false }`
[INFO] [stdout] 3cfe30a0233adee0cfabfbf3049f5214202c45076072eb22d50f04c3e82a899f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 34388c7d2035cc1d2e0c0c3210143c9f6445b78816a066f820347a85cf7fe348
[INFO] running `Command { std: "docker" "start" "-a" "34388c7d2035cc1d2e0c0c3210143c9f6445b78816a066f820347a85cf7fe348", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bimap v0.6.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling calculatex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Text`
[INFO] [stdout]   --> src/latex.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Text(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.28s
[INFO] running `Command { std: "docker" "inspect" "34388c7d2035cc1d2e0c0c3210143c9f6445b78816a066f820347a85cf7fe348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34388c7d2035cc1d2e0c0c3210143c9f6445b78816a066f820347a85cf7fe348", kill_on_drop: false }`
[INFO] [stdout] 34388c7d2035cc1d2e0c0c3210143c9f6445b78816a066f820347a85cf7fe348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 5b91075deebb3971b3e32b8109cdfc5442118ff661e12f34d45579b5f85d7aad
[INFO] running `Command { std: "docker" "start" "-a" "5b91075deebb3971b3e32b8109cdfc5442118ff661e12f34d45579b5f85d7aad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: variant is never constructed: `Text`
[INFO] [stdout]   --> src/latex.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Text(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling calculatex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expr::unit::Unit`
[INFO] [stdout]    --> src/parser/expr.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         expr::unit::Unit,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:740:13
[INFO] [stdout]     |
[INFO] [stdout] 740 |         let mut unit1 = Unit::try_from("meters").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:741:13
[INFO] [stdout]     |
[INFO] [stdout] 741 |         let mut unit2 = Unit::try_from("grams").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:747:13
[INFO] [stdout]     |
[INFO] [stdout] 747 |         let mut unit1 = Unit::try_from("joule").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:748:13
[INFO] [stdout]     |
[INFO] [stdout] 748 |         let mut unit2 = Unit::try_from("meter").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:754:13
[INFO] [stdout]     |
[INFO] [stdout] 754 |         let mut unit1 = Unit::try_from("joule").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:755:13
[INFO] [stdout]     |
[INFO] [stdout] 755 |         let mut unit2 = Unit::try_from("second").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:761:13
[INFO] [stdout]     |
[INFO] [stdout] 761 |         let mut unit1 = Unit::try_from("ampere").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:762:13
[INFO] [stdout]     |
[INFO] [stdout] 762 |         let mut unit2 = Unit::try_from("second").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:768:13
[INFO] [stdout]     |
[INFO] [stdout] 768 |         let mut unit1 = Unit::try_from("ampere").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:769:13
[INFO] [stdout]     |
[INFO] [stdout] 769 |         let mut unit2 = Unit::try_from("ampere").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:775:13
[INFO] [stdout]     |
[INFO] [stdout] 775 |         let mut unit1 = Unit::try_from("meters").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:776:13
[INFO] [stdout]     |
[INFO] [stdout] 776 |         let mut unit2 = Unit::try_from("meters").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:782:13
[INFO] [stdout]     |
[INFO] [stdout] 782 |         let mut unit1 = Unit::try_from("grams").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/expr/unit.rs:783:13
[INFO] [stdout]     |
[INFO] [stdout] 783 |         let mut unit2 = Unit::try_from("grams").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Text`
[INFO] [stdout]   --> src/latex.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Text(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mult_val_m_A_success` should have a snake case name
[INFO] [stdout]    --> src/expr/val.rs:291:8
[INFO] [stdout]     |
[INFO] [stdout] 291 |     fn mult_val_m_A_success() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `mult_val_m_a_success`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/parser.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | /         parse_block(
[INFO] [stdout] 124 | |             "
[INFO] [stdout] 125 | |                 x = 5
[INFO] [stdout] 126 | |                 5 + 10
[INFO] [stdout] 127 | |             ",
[INFO] [stdout] 128 | |         );
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "5b91075deebb3971b3e32b8109cdfc5442118ff661e12f34d45579b5f85d7aad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b91075deebb3971b3e32b8109cdfc5442118ff661e12f34d45579b5f85d7aad", kill_on_drop: false }`
[INFO] [stdout] 5b91075deebb3971b3e32b8109cdfc5442118ff661e12f34d45579b5f85d7aad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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", kill_on_drop: false }`
[INFO] [stdout] ac36465b83fea6d65b0b5b328fd09e04c8b61b90fa9e186cae89ba4e503eb5c2
[INFO] running `Command { std: "docker" "start" "-a" "ac36465b83fea6d65b0b5b328fd09e04c8b61b90fa9e186cae89ba4e503eb5c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variant is never constructed: `Text`
[INFO] [stderr]   --> src/latex.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Text(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `expr::unit::Unit`
[INFO] [stderr]    --> src/parser/expr.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         expr::unit::Unit,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:740:13
[INFO] [stderr]     |
[INFO] [stderr] 740 |         let mut unit1 = Unit::try_from("meters").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:741:13
[INFO] [stderr]     |
[INFO] [stderr] 741 |         let mut unit2 = Unit::try_from("grams").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:747:13
[INFO] [stderr]     |
[INFO] [stderr] 747 |         let mut unit1 = Unit::try_from("joule").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:748:13
[INFO] [stderr]     |
[INFO] [stderr] 748 |         let mut unit2 = Unit::try_from("meter").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:754:13
[INFO] [stderr]     |
[INFO] [stderr] 754 |         let mut unit1 = Unit::try_from("joule").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:755:13
[INFO] [stderr]     |
[INFO] [stderr] 755 |         let mut unit2 = Unit::try_from("second").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:761:13
[INFO] [stderr]     |
[INFO] [stderr] 761 |         let mut unit1 = Unit::try_from("ampere").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:762:13
[INFO] [stderr]     |
[INFO] [stderr] 762 |         let mut unit2 = Unit::try_from("second").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:768:13
[INFO] [stderr]     |
[INFO] [stderr] 768 |         let mut unit1 = Unit::try_from("ampere").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:769:13
[INFO] [stderr]     |
[INFO] [stderr] 769 |         let mut unit2 = Unit::try_from("ampere").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:775:13
[INFO] [stderr]     |
[INFO] [stderr] 775 |         let mut unit1 = Unit::try_from("meters").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:776:13
[INFO] [stderr]     |
[INFO] [stderr] 776 |         let mut unit2 = Unit::try_from("meters").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:782:13
[INFO] [stderr]     |
[INFO] [stderr] 782 |         let mut unit1 = Unit::try_from("grams").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/expr/unit.rs:783:13
[INFO] [stderr]     |
[INFO] [stderr] 783 |         let mut unit2 = Unit::try_from("grams").unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Text`
[INFO] [stderr]   --> src/latex.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Text(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `mult_val_m_A_success` should have a snake case name
[INFO] [stderr]    --> src/expr/val.rs:291:8
[INFO] [stderr]     |
[INFO] [stderr] 291 |     fn mult_val_m_A_success() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `mult_val_m_a_success`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/parser.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 | /         parse_block(
[INFO] [stderr] 124 | |             "
[INFO] [stderr] 125 | |                 x = 5
[INFO] [stderr] 126 | |                 5 + 10
[INFO] [stderr] 127 | |             ",
[INFO] [stderr] 128 | |         );
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculatex-a17ad400bc06e144)
[INFO] [stdout] 
[INFO] [stdout] running 66 tests
[INFO] [stdout] test expr::unit::tests::div_ampere_ampere ... ok
[INFO] [stdout] test expr::unit::tests::div_ampere_second ... ok
[INFO] [stdout] test expr::unit::tests::div_gram_gram ... ok
[INFO] [stdout] test expr::unit::tests::div_meter_gram ... ok
[INFO] [stdout] test expr::unit::tests::div_meter_meter ... ok
[INFO] [stdout] test expr::unit::tests::mult_ampere ... ok
[INFO] [stdout] test expr::unit::tests::div_joule_meter ... ok
[INFO] [stdout] test expr::unit::tests::empty_unit ... ok
[INFO] [stdout] test expr::unit::tests::div_joule_second ... ok
[INFO] [stdout] test expr::unit::tests::mult_gram ... ok
[INFO] [stdout] test expr::unit::tests::mult_ampere_second ... ok
[INFO] [stdout] test expr::unit::tests::mult_joule ... ok
[INFO] [stdout] test expr::unit::tests::mult_joule_second ... ok
[INFO] [stdout] test expr::unit::tests::mult_meter ... ok
[INFO] [stdout] test expr::unit::tests::mult_meters_grams ... ok
[INFO] [stdout] test expr::unit::tests::mult_newton ... ok
[INFO] [stdout] test expr::unit::tests::partial_eq_unit_base_failure ... ok
[INFO] [stdout] test expr::unit::tests::mult_second ... ok
[INFO] [stdout] test expr::unit::tests::mult_mole ... ok
[INFO] [stdout] test expr::unit::tests::partial_eq_unit_base_success ... ok
[INFO] [stdout] test expr::unit::tests::partial_eq_unit_pow_success ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_candela ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_kelvin ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_gram ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_second ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_meter ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_mole ... ok
[INFO] [stdout] test expr::unit::tests::pow_unit_ampere ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_day ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_gram ... ok
[INFO] [stdout] test expr::unit::tests::partial_eq_unit_pow_failure ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_ampere ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_hour ... ok
[INFO] [stdout] test expr::unit::tests::to_string_base_unit ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_mole ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_minute ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_joule ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_newton ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_meter ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_second ... ok
[INFO] [stdout] test expr::val::test::add_val_failure ... ok
[INFO] [stdout] test expr::val::test::create_val ... ok
[INFO] [stdout] test expr::unit::tests::try_from_unit_year ... ok
[INFO] [stdout] test expr::val::test::add_val_success ... ok
[INFO] [stdout] test expr::val::test::sub_val_success ... ok
[INFO] [stdout] test expr::val::test::sub_val_failure ... ok
[INFO] [stdout] test expr::val::test::mult_val_m_g_success ... ok
[INFO] [stdout] test expr::val::test::mult_val_m_A_success ... ok
[INFO] [stdout] test expr::val::test::mult_val_m_s_success ... ok
[INFO] [stdout] test expr::val::test::mult_val_pow_success ... ok
[INFO] [stdout] test expr::val::test::mult_val_m_m_success ... ok
[INFO] [stdout] test parser::expr::test::basic_div ... ok
[INFO] [stdout] test parser::expr::test::basic_add ... ok
[INFO] [stdout] test parser::tests::test_parser ... ok
[INFO] [stdout] test parser::expr::test::complex_add ... ok
[INFO] [stdout] test parser::expr::test::basic_mult ... ok
[INFO] [stdout] test parser::expr::test::basic_sub ... ok
[INFO] [stdout] test parser::expr::test::complex_add_neg ... ok
[INFO] [stdout] test tests::adv_unit_expr ... ok
[INFO] [stdout] test parser::expr::test::complex_sub ... ok
[INFO] [stdout] test tests::power_conversion ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::amu_precision ... ok
[INFO] [stdout] test tests::tutorial ... ok
[INFO] [stdout] test tests::function ... ok
[INFO] [stderr]    Doc-tests calculatex
[INFO] [stdout] test tests::chemistry ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 66 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[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" "ac36465b83fea6d65b0b5b328fd09e04c8b61b90fa9e186cae89ba4e503eb5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac36465b83fea6d65b0b5b328fd09e04c8b61b90fa9e186cae89ba4e503eb5c2", kill_on_drop: false }`
[INFO] [stdout] ac36465b83fea6d65b0b5b328fd09e04c8b61b90fa9e186cae89ba4e503eb5c2
