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[INFO] checking etaoins/arret against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetaoins%2Farret" "/workspace/builds/worker-64/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/etaoins/arret on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/etaoins/arret
[INFO] tweaked toml for git repo https://github.com/etaoins/arret written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/etaoins/arret already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/math.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     while let Some(operand) = operands_iter.next() {
[INFO] [stdout] 49 | |         match operand.as_subtype() {
[INFO] [stdout] 50 | |             boxed::NumSubtype::Int(int_ref) => {
[INFO] [stdout] 51 | |                 if let Some(reduced_int) = int_reduce(int_acc, int_ref.value()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    | |                     ----------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | |         }
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/math.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/math.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     while let Some(operand) = operands_iter.next() {
[INFO] [stdout] 49 | |         match operand.as_subtype() {
[INFO] [stdout] 50 | |             boxed::NumSubtype::Int(int_ref) => {
[INFO] [stdout] 51 | |                 if let Some(reduced_int) = int_reduce(int_acc, int_ref.value()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    | |                     ----------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | |         }
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/math.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> stdlib/rust/math.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ----------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 159 |             unreachable!("returned from panic")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]    --> stdlib/rust/math.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> stdlib/rust/math.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ----------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 170 |             unreachable!("returned from panic")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]    --> stdlib/rust/math.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/number.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /                 task.panic(format!(
[INFO] [stdout] 68 | |                     "Float value `{}` is infinite; cannot convert to Int",
[INFO] [stdout] 69 | |                     float_val
[INFO] [stdout] 70 | |                 ));
[INFO] [stdout]    | |__________________- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 73 |               float_val as i64
[INFO] [stdout]    |               ^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/number.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 | /                 task.panic(format!(
[INFO] [stdout] 68 | |                     "Float value `{}` is infinite; cannot convert to Int",
[INFO] [stdout] 69 | |                     float_val
[INFO] [stdout] 70 | |                 ));
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/number.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 task.panic(format!(
[INFO] [stdout] 63 | |                     "Float value `{}` is not a number; cannot convert to Int",
[INFO] [stdout] 64 | |                     float_val
[INFO] [stdout] 65 | |                 ));
[INFO] [stdout]    | |__________________- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 73 |               float_val as i64
[INFO] [stdout]    |               ^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/number.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 task.panic(format!(
[INFO] [stdout] 63 | |                     "Float value `{}` is not a number; cannot convert to Int",
[INFO] [stdout] 64 | |                     float_val
[INFO] [stdout] 65 | |                 ));
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             task.panic(format!(
[INFO] [stdout] 31 | |                 "index {} out of bounds for vector of length {}",
[INFO] [stdout] 32 | |                 usize_index,
[INFO] [stdout] 33 | |                 vector.len()
[INFO] [stdout] 34 | |             ));
[INFO] [stdout]    | |______________- any code following this expression is unreachable
[INFO] [stdout] 35 |               unreachable!("returned from panic")
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             task.panic(format!(
[INFO] [stdout] 31 | |                 "index {} out of bounds for vector of length {}",
[INFO] [stdout] 32 | |                 usize_index,
[INFO] [stdout] 33 | |                 vector.len()
[INFO] [stdout] 34 | |             ));
[INFO] [stdout]    | |______________^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 22 |         unreachable!("returned from panic")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | /         task.panic(format!(
[INFO] [stdout] 69 | |             "index {} out of bounds for vector of length {}",
[INFO] [stdout] 70 | |             usize_index,
[INFO] [stdout] 71 | |             vector.len()
[INFO] [stdout] 72 | |         ));
[INFO] [stdout]    | |__________- any code following this expression is unreachable
[INFO] [stdout] 73 |           unreachable!("returned from panic")
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | /         task.panic(format!(
[INFO] [stdout] 69 | |             "index {} out of bounds for vector of length {}",
[INFO] [stdout] 70 | |             usize_index,
[INFO] [stdout] 71 | |             vector.len()
[INFO] [stdout] 72 | |         ));
[INFO] [stdout]    | |__________^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 62 |         unreachable!("returned from panic")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |         task.panic(format!("shift left by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ----------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 34 |     val << (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         task.panic(format!("shift left by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |         task.panic(format!("shift left by negative bit count {}", bit_count));
[INFO] [stdout]    |         --------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 34 |     val << (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         task.panic(format!("shift left by negative bit count {}", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 45 |     val >> (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ---------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 45 |     val >> (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:56:6
[INFO] [stdout]    |
[INFO] [stdout] 53 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 56 |     (val as u64 >> (bit_count as u32)) as i64
[INFO] [stdout]    |      ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:56:6
[INFO] [stdout]    |
[INFO] [stdout] 51 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ---------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 56 |     (val as u64 >> (bit_count as u32)) as i64
[INFO] [stdout]    |      ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/math.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     while let Some(operand) = operands_iter.next() {
[INFO] [stdout] 49 | |         match operand.as_subtype() {
[INFO] [stdout] 50 | |             boxed::NumSubtype::Int(int_ref) => {
[INFO] [stdout] 51 | |                 if let Some(reduced_int) = int_reduce(int_acc, int_ref.value()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    | |                     ----------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | |         }
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/math.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/math.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /     while let Some(operand) = operands_iter.next() {
[INFO] [stdout] 49 | |         match operand.as_subtype() {
[INFO] [stdout] 50 | |             boxed::NumSubtype::Int(int_ref) => {
[INFO] [stdout] 51 | |                 if let Some(reduced_int) = int_reduce(int_acc, int_ref.value()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    | |                     ----------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | |         }
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/math.rs:54:21
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     task.panic(format!("attempt to {} with overflow", op_name));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> stdlib/rust/math.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ----------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 159 |             unreachable!("returned from panic")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]    --> stdlib/rust/math.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> stdlib/rust/math.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ----------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 170 |             unreachable!("returned from panic")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]    --> stdlib/rust/math.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |             task.panic("division by zero".to_owned());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/number.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /                 task.panic(format!(
[INFO] [stdout] 68 | |                     "Float value `{}` is infinite; cannot convert to Int",
[INFO] [stdout] 69 | |                     float_val
[INFO] [stdout] 70 | |                 ));
[INFO] [stdout]    | |__________________- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 73 |               float_val as i64
[INFO] [stdout]    |               ^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/number.rs:67:17
[INFO] [stdout]    |
[INFO] [stdout] 67 | /                 task.panic(format!(
[INFO] [stdout] 68 | |                     "Float value `{}` is infinite; cannot convert to Int",
[INFO] [stdout] 69 | |                     float_val
[INFO] [stdout] 70 | |                 ));
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/number.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 task.panic(format!(
[INFO] [stdout] 63 | |                     "Float value `{}` is not a number; cannot convert to Int",
[INFO] [stdout] 64 | |                     float_val
[INFO] [stdout] 65 | |                 ));
[INFO] [stdout]    | |__________________- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 73 |               float_val as i64
[INFO] [stdout]    |               ^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/number.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                 task.panic(format!(
[INFO] [stdout] 63 | |                     "Float value `{}` is not a number; cannot convert to Int",
[INFO] [stdout] 64 | |                     float_val
[INFO] [stdout] 65 | |                 ));
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             task.panic(format!(
[INFO] [stdout] 31 | |                 "index {} out of bounds for vector of length {}",
[INFO] [stdout] 32 | |                 usize_index,
[INFO] [stdout] 33 | |                 vector.len()
[INFO] [stdout] 34 | |             ));
[INFO] [stdout]    | |______________- any code following this expression is unreachable
[INFO] [stdout] 35 |               unreachable!("returned from panic")
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             task.panic(format!(
[INFO] [stdout] 31 | |                 "index {} out of bounds for vector of length {}",
[INFO] [stdout] 32 | |                 usize_index,
[INFO] [stdout] 33 | |                 vector.len()
[INFO] [stdout] 34 | |             ));
[INFO] [stdout]    | |______________^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 22 |         unreachable!("returned from panic")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | /         task.panic(format!(
[INFO] [stdout] 69 | |             "index {} out of bounds for vector of length {}",
[INFO] [stdout] 70 | |             usize_index,
[INFO] [stdout] 71 | |             vector.len()
[INFO] [stdout] 72 | |         ));
[INFO] [stdout]    | |__________- any code following this expression is unreachable
[INFO] [stdout] 73 |           unreachable!("returned from panic")
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | /         task.panic(format!(
[INFO] [stdout] 69 | |             "index {} out of bounds for vector of length {}",
[INFO] [stdout] 70 | |             usize_index,
[INFO] [stdout] 71 | |             vector.len()
[INFO] [stdout] 72 | |         ));
[INFO] [stdout]    | |__________^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/vector.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         -------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 62 |         unreachable!("returned from panic")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/vector.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         task.panic(format!("index {} is negative", index));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `$crate::const_format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |         task.panic(format!("shift left by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ----------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 34 |     val << (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         task.panic(format!("shift left by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |         task.panic(format!("shift left by negative bit count {}", bit_count));
[INFO] [stdout]    |         --------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 34 |     val << (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         task.panic(format!("shift left by negative bit count {}", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 45 |     val >> (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ---------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 45 |     val >> (bit_count as u32)
[INFO] [stdout]    |     ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:56:6
[INFO] [stdout]    |
[INFO] [stdout] 53 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ------------------------------------------------------------------------ any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 56 |     (val as u64 >> (bit_count as u32)) as i64
[INFO] [stdout]    |      ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         task.panic(format!("shift right by {} bits exceeds 64 bits", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:56:6
[INFO] [stdout]    |
[INFO] [stdout] 51 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ---------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 56 |     (val as u64 >> (bit_count as u32)) as i64
[INFO] [stdout]    |      ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `arret_runtime::binding::Never`, which is uninhabited
[INFO] [stdout]   --> stdlib/rust/bitwise.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         task.panic(format!("shift right by negative bit count {}", bit_count));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking arret v0.1.0 (/opt/rustwide/workdir/driver)
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking lsp-types v0.84.0
[INFO] [stderr]     Checking arret-lsp-server v0.1.0 (/opt/rustwide/workdir/lsp-server)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.56s
[INFO] running `Command { std: "docker" "inspect" "c5bb126c6fa0870abf7d99ce83a3c07c610fd86301a4bfa4ca93393e837f4083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5bb126c6fa0870abf7d99ce83a3c07c610fd86301a4bfa4ca93393e837f4083", kill_on_drop: false }`
[INFO] [stdout] c5bb126c6fa0870abf7d99ce83a3c07c610fd86301a4bfa4ca93393e837f4083