[INFO] cloning repository https://github.com/u66u/flock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/u66u/flock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fflock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fflock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3315dc75139a7309271146188d4b063ed5f31224
[INFO] testing u66u/flock against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fflock" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/u66u/flock on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/u66u/flock
[INFO] finished tweaking git repo https://github.com/u66u/flock
[INFO] tweaked toml for git repo https://github.com/u66u/flock written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/u66u/flock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ariadne v0.4.1
[INFO] [stderr]   Downloaded chumsky v1.0.0-alpha.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab1fc678a36c10b9bc0141448e3f091b77d7bf0cd8492fa09f6cb0df1435c8c9
[INFO] running `Command { std: "docker" "start" "-a" "ab1fc678a36c10b9bc0141448e3f091b77d7bf0cd8492fa09f6cb0df1435c8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab1fc678a36c10b9bc0141448e3f091b77d7bf0cd8492fa09f6cb0df1435c8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab1fc678a36c10b9bc0141448e3f091b77d7bf0cd8492fa09f6cb0df1435c8c9", kill_on_drop: false }`
[INFO] [stdout] ab1fc678a36c10b9bc0141448e3f091b77d7bf0cd8492fa09f6cb0df1435c8c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a59551a045396103b6b0f35fe2cd1395eef6aec7be532b9a6287d8f14f94306
[INFO] running `Command { std: "docker" "start" "-a" "7a59551a045396103b6b0f35fe2cd1395eef6aec7be532b9a6287d8f14f94306", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling ariadne v0.4.1
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling logos-codegen v0.14.0
[INFO] [stderr]    Compiling logos-derive v0.14.0
[INFO] [stderr]    Compiling logos v0.14.0
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mult` is never constructed
[INFO] [stdout]  --> src/ast.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Type {
[INFO] [stdout]   |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 5 |     Mult(Box<Type>, Box<Type>),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 12 |     Var(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     Int(i64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     Bool(bool),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     Mult(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     Divide(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     Mod(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Plus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     Minus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     Equal(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     Less(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     If(Box<Expr>, Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     Func(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Apply(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     Pair(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     First(Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     Second(Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 28 |     Recursion(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     None(Type),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     Cons(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     Match(Box<Expr>, Box<Type>, Box<Expr>, String, String, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Commands` is never used
[INFO] [stdout]   --> src/ast.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Commands {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_string_with_precedence` and `to_string` are never used
[INFO] [stdout]   --> src/ast.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Type {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 55 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_string_with_precedence`, `to_string`, and `subst` are never used
[INFO] [stdout]    --> src/ast.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Expr {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 105 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn subst(substitutions: &Vec<(String, Expr)>, expr: &Expr) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EOF` is never constructed
[INFO] [stdout]    --> src/lexer.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub enum Token {
[INFO] [stdout]     |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 125 |     EOF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `parse_ty_list`, `parse_ty_times`, `parse_basic_binary_expr`, and `parse_binary_expr` are never used
[INFO] [stdout]    --> src/parser.rs:41:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | / impl<I> Parser<I>
[INFO] [stdout] 10  | | where
[INFO] [stdout] 11  | |     I: Iterator<Item = Token>,
[INFO] [stdout]     | |______________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41  |       pub fn parse_ty_list(&mut self) -> Option<Type> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53  |       pub fn parse_ty_times(&mut self) -> Option<Type> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93  |       pub fn parse_basic_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |       pub fn parse_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "7a59551a045396103b6b0f35fe2cd1395eef6aec7be532b9a6287d8f14f94306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a59551a045396103b6b0f35fe2cd1395eef6aec7be532b9a6287d8f14f94306", kill_on_drop: false }`
[INFO] [stdout] 7a59551a045396103b6b0f35fe2cd1395eef6aec7be532b9a6287d8f14f94306
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24b7345b49964a0def1b73158385ed46b361bed4ce998062556586076b111f51
[INFO] running `Command { std: "docker" "start" "-a" "24b7345b49964a0def1b73158385ed46b361bed4ce998062556586076b111f51", kill_on_drop: false }`
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Bool(bool),
[INFO] [stdout]    |     ---- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Bool(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 12 |     Var(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     Int(i64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     Bool(bool),
[INFO] [stdout] 15 |     Mult(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     Divide(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     Mod(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Plus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     Minus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     Equal(Box<Expr>, Box<Expr>),
[INFO] [stdout] 21 |     Less(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     If(Box<Expr>, Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     Func(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Apply(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     Pair(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     First(Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     Second(Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 28 |     Recursion(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     None(Type),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     Cons(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     Match(Box<Expr>, Box<Type>, Box<Expr>, String, String, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Commands` is never used
[INFO] [stdout]   --> src/ast.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Commands {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_string_with_precedence` and `to_string` are never used
[INFO] [stdout]   --> src/ast.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Type {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 55 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_string_with_precedence`, `to_string`, and `subst` are never used
[INFO] [stdout]    --> src/ast.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Expr {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 105 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn subst(substitutions: &Vec<(String, Expr)>, expr: &Expr) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EOF` is never constructed
[INFO] [stdout]    --> src/lexer.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub enum Token {
[INFO] [stdout]     |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 125 |     EOF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `parse_basic_binary_expr` and `parse_binary_expr` are never used
[INFO] [stdout]    --> src/parser.rs:93:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | / impl<I> Parser<I>
[INFO] [stdout] 10  | | where
[INFO] [stdout] 11  | |     I: Iterator<Item = Token>,
[INFO] [stdout]     | |______________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93  |       pub fn parse_basic_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |       pub fn parse_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "24b7345b49964a0def1b73158385ed46b361bed4ce998062556586076b111f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b7345b49964a0def1b73158385ed46b361bed4ce998062556586076b111f51", kill_on_drop: false }`
[INFO] [stdout] 24b7345b49964a0def1b73158385ed46b361bed4ce998062556586076b111f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52acf29cd8ba9c511a83b9b7f132de9298139cf632229082862a5912750653e5
[INFO] running `Command { std: "docker" "start" "-a" "52acf29cd8ba9c511a83b9b7f132de9298139cf632229082862a5912750653e5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::ast::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::ast::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/ast.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Bool(bool),
[INFO] [stderr]    |     ---- ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Bool(()),
[INFO] [stderr]    |          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/ast.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Expr {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] 12 |     Var(String),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 13 |     Int(i64),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 14 |     Bool(bool),
[INFO] [stderr] 15 |     Mult(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 16 |     Divide(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 17 |     Mod(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     Plus(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 19 |     Minus(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 20 |     Equal(Box<Expr>, Box<Expr>),
[INFO] [stderr] 21 |     Less(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |     If(Box<Expr>, Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^
[INFO] [stderr] 23 |     Func(String, Box<Type>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 24 |     Apply(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 25 |     Pair(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 26 |     First(Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 27 |     Second(Box<Expr>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 28 |     Recursion(String, Box<Type>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 29 |     None(Type),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 30 |     Cons(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 31 |     Match(Box<Expr>, Box<Type>, Box<Expr>, String, String, Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Commands` is never used
[INFO] [stderr]   --> src/ast.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub enum Commands {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `to_string_with_precedence` and `to_string` are never used
[INFO] [stderr]   --> src/ast.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | impl Type {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] 55 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 82 |     pub fn to_string(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `to_string_with_precedence`, `to_string`, and `subst` are never used
[INFO] [stderr]    --> src/ast.rs:105:8
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl Expr {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr] 105 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 227 |     pub fn to_string(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 231 |     pub fn subst(substitutions: &Vec<(String, Expr)>, expr: &Expr) -> Expr {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `EOF` is never constructed
[INFO] [stderr]    --> src/lexer.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 5   | pub enum Token {
[INFO] [stderr]     |          ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 125 |     EOF,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `parse_basic_binary_expr` and `parse_binary_expr` are never used
[INFO] [stderr]    --> src/parser.rs:93:12
[INFO] [stderr]     |
[INFO] [stderr] 9   | / impl<I> Parser<I>
[INFO] [stderr] 10  | | where
[INFO] [stderr] 11  | |     I: Iterator<Item = Token>,
[INFO] [stderr]     | |______________________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 93  |       pub fn parse_basic_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 121 |       pub fn parse_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `flock` (bin "flock" test) generated 8 warnings (run `cargo fix --bin "flock" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flock-0a49efe41c20d80e)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test parser::tests::full_flow_test ... ok
[INFO] [stdout] test parser::tests::parse_nested_ty_times ... ok
[INFO] [stdout] test parser::tests::parse_simple_ty_times ... ok
[INFO] [stdout] test parser::tests::parse_single_ty_list ... ok
[INFO] [stdout] test parser::tests::parse_ty_times_with_list ... ok
[INFO] [stdout] test parser::tests::test_parse_arrow_type ... ok
[INFO] [stdout] test parser::tests::test_parse_nil ... ok
[INFO] [stdout] test parser::tests::test_parse_simple_type ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_list_int ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_list_list_of_int ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_simple_bool ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_simple_int ... ok
[INFO] [stdout] test parser::tests::test_parser_integration ... ok
[INFO] [stdout] test parser::tests::test_simple_boolean_expression ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::tests::test_simple_boolean_expression stdout ----
[INFO] [stdout] thread 'parser::tests::test_simple_boolean_expression' panicked at src/parser.rs:306:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Some(Equal(Bool(true), Bool(false)))
[INFO] [stdout]  right: Some(Equal(Bool(true), Bool(false)))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x557bbe15f2b5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x557bbe15f2b5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557bbe15f2b5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x557bbe15f2b5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557bbe186acb - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x557bbe186acb - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x557bbe15caef - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x557bbe15f08e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557bbe15f08e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557bbe160ab9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x557bbe16077e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x557bbe1319da - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x557bbe1319da - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x557bbe1610bb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x557bbe1610bb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x557bbe160e34 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x557bbe15f779 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x557bbe160b67 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x557bbe0ea843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557bbe0eac2e - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x557bbe0f613e - core::panicking::assert_failed::h1212591c941260fc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x557bbe0f2d87 - flock::parser::tests::test_simple_boolean_expression::he09517d21e3e8458
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:306:9
[INFO] [stdout]   22:     0x557bbe0f28d7 - flock::parser::tests::test_simple_boolean_expression::{{closure}}::h2fdf714547f8eac3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:296:40
[INFO] [stdout]   23:     0x557bbe0f46b6 - core::ops::function::FnOnce::call_once::h7d7bf7b839add2ec
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557bbe1363bb - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557bbe1363bb - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x557bbe135ac1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x557bbe135ac1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557bbe135ac1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x557bbe135ac1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x557bbe135ac1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x557bbe135ac1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x557bbe135ac1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x557bbe0fe484 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x557bbe0fe484 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x557bbe102eb2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x557bbe102eb2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x557bbe102eb2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x557bbe102eb2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x557bbe102eb2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x557bbe102eb2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x557bbe102eb2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557bbe16529b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x557bbe16529b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x557bbe16529b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f5b920acac3 - <unknown>
[INFO] [stdout]   46:     0x7f5b9213da04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parser::tests::test_simple_boolean_expression
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin flock`
[INFO] running `Command { std: "docker" "inspect" "52acf29cd8ba9c511a83b9b7f132de9298139cf632229082862a5912750653e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52acf29cd8ba9c511a83b9b7f132de9298139cf632229082862a5912750653e5", kill_on_drop: false }`
[INFO] [stdout] 52acf29cd8ba9c511a83b9b7f132de9298139cf632229082862a5912750653e5
[INFO] testing u66u/flock against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fflock" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/u66u/flock on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/u66u/flock
[INFO] finished tweaking git repo https://github.com/u66u/flock
[INFO] tweaked toml for git repo https://github.com/u66u/flock written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/u66u/flock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c41891483f03df4a8c45c1c180267b97566fc9bf9705fc09d98c3a336ba1bae9
[INFO] running `Command { std: "docker" "start" "-a" "c41891483f03df4a8c45c1c180267b97566fc9bf9705fc09d98c3a336ba1bae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c41891483f03df4a8c45c1c180267b97566fc9bf9705fc09d98c3a336ba1bae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41891483f03df4a8c45c1c180267b97566fc9bf9705fc09d98c3a336ba1bae9", kill_on_drop: false }`
[INFO] [stdout] c41891483f03df4a8c45c1c180267b97566fc9bf9705fc09d98c3a336ba1bae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edff3ed13960d51e891e5092675162a9a199dd171ef5ba2e4fe3a55468a9d14a
[INFO] running `Command { std: "docker" "start" "-a" "edff3ed13960d51e891e5092675162a9a199dd171ef5ba2e4fe3a55468a9d14a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.7
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling ariadne v0.4.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]    Compiling logos-codegen v0.14.0
[INFO] [stderr]    Compiling logos-derive v0.14.0
[INFO] [stderr]    Compiling logos v0.14.0
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mult` is never constructed
[INFO] [stdout]  --> src/ast.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Type {
[INFO] [stdout]   |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 5 |     Mult(Box<Type>, Box<Type>),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 12 |     Var(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     Int(i64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     Bool(bool),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 15 |     Mult(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     Divide(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     Mod(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Plus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     Minus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     Equal(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 21 |     Less(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     If(Box<Expr>, Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     Func(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Apply(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     Pair(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     First(Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     Second(Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 28 |     Recursion(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     None(Type),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     Cons(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     Match(Box<Expr>, Box<Type>, Box<Expr>, String, String, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Commands` is never used
[INFO] [stdout]   --> src/ast.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Commands {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_string_with_precedence` and `to_string` are never used
[INFO] [stdout]   --> src/ast.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Type {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 55 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_string_with_precedence`, `to_string`, and `subst` are never used
[INFO] [stdout]    --> src/ast.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Expr {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 105 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn subst(substitutions: &Vec<(String, Expr)>, expr: &Expr) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EOF` is never constructed
[INFO] [stdout]    --> src/lexer.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub enum Token {
[INFO] [stdout]     |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 125 |     EOF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `parse_ty_list`, `parse_ty_times`, `parse_basic_binary_expr`, and `parse_binary_expr` are never used
[INFO] [stdout]    --> src/parser.rs:41:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | / impl<I> Parser<I>
[INFO] [stdout] 10  | | where
[INFO] [stdout] 11  | |     I: Iterator<Item = Token>,
[INFO] [stdout]     | |______________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41  |       pub fn parse_ty_list(&mut self) -> Option<Type> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53  |       pub fn parse_ty_times(&mut self) -> Option<Type> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93  |       pub fn parse_basic_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |       pub fn parse_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "edff3ed13960d51e891e5092675162a9a199dd171ef5ba2e4fe3a55468a9d14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edff3ed13960d51e891e5092675162a9a199dd171ef5ba2e4fe3a55468a9d14a", kill_on_drop: false }`
[INFO] [stdout] edff3ed13960d51e891e5092675162a9a199dd171ef5ba2e4fe3a55468a9d14a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8371eab532494276489798258d95def8ae6a79c5f727a7d11d1fa1c5f36fbd20
[INFO] running `Command { std: "docker" "start" "-a" "8371eab532494276489798258d95def8ae6a79c5f727a7d11d1fa1c5f36fbd20", kill_on_drop: false }`
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ast::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::ast::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Bool(bool),
[INFO] [stdout]    |     ---- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Bool(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 12 |     Var(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 13 |     Int(i64),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     Bool(bool),
[INFO] [stdout] 15 |     Mult(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     Divide(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     Mod(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 18 |     Plus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 19 |     Minus(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     Equal(Box<Expr>, Box<Expr>),
[INFO] [stdout] 21 |     Less(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     If(Box<Expr>, Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     Func(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     Apply(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     Pair(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     First(Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 27 |     Second(Box<Expr>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 28 |     Recursion(String, Box<Type>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 29 |     None(Type),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 30 |     Cons(Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 31 |     Match(Box<Expr>, Box<Type>, Box<Expr>, String, String, Box<Expr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Commands` is never used
[INFO] [stdout]   --> src/ast.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum Commands {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_string_with_precedence` and `to_string` are never used
[INFO] [stdout]   --> src/ast.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl Type {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 55 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn to_string(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `to_string_with_precedence`, `to_string`, and `subst` are never used
[INFO] [stdout]    --> src/ast.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl Expr {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 105 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn subst(substitutions: &Vec<(String, Expr)>, expr: &Expr) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EOF` is never constructed
[INFO] [stdout]    --> src/lexer.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub enum Token {
[INFO] [stdout]     |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 125 |     EOF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `parse_basic_binary_expr` and `parse_binary_expr` are never used
[INFO] [stdout]    --> src/parser.rs:93:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | / impl<I> Parser<I>
[INFO] [stdout] 10  | | where
[INFO] [stdout] 11  | |     I: Iterator<Item = Token>,
[INFO] [stdout]     | |______________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93  |       pub fn parse_basic_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 |       pub fn parse_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8371eab532494276489798258d95def8ae6a79c5f727a7d11d1fa1c5f36fbd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8371eab532494276489798258d95def8ae6a79c5f727a7d11d1fa1c5f36fbd20", kill_on_drop: false }`
[INFO] [stdout] 8371eab532494276489798258d95def8ae6a79c5f727a7d11d1fa1c5f36fbd20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fae03df1a384efe881439f2653f7cc25033ed3b17855ddc42bd02cd9959762ab
[INFO] running `Command { std: "docker" "start" "-a" "fae03df1a384efe881439f2653f7cc25033ed3b17855ddc42bd02cd9959762ab", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::ast::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::ast::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/ast.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Bool(bool),
[INFO] [stderr]    |     ---- ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Bool(()),
[INFO] [stderr]    |          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/ast.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Expr {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] 12 |     Var(String),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 13 |     Int(i64),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 14 |     Bool(bool),
[INFO] [stderr] 15 |     Mult(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 16 |     Divide(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 17 |     Mod(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 18 |     Plus(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 19 |     Minus(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 20 |     Equal(Box<Expr>, Box<Expr>),
[INFO] [stderr] 21 |     Less(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |     If(Box<Expr>, Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^
[INFO] [stderr] 23 |     Func(String, Box<Type>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 24 |     Apply(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 25 |     Pair(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 26 |     First(Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 27 |     Second(Box<Expr>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 28 |     Recursion(String, Box<Type>, Box<Expr>),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 29 |     None(Type),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 30 |     Cons(Box<Expr>, Box<Expr>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 31 |     Match(Box<Expr>, Box<Type>, Box<Expr>, String, String, Box<Expr>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Commands` is never used
[INFO] [stderr]   --> src/ast.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub enum Commands {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `to_string_with_precedence` and `to_string` are never used
[INFO] [stderr]   --> src/ast.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | impl Type {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] 55 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 82 |     pub fn to_string(&self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `to_string_with_precedence`, `to_string`, and `subst` are never used
[INFO] [stderr]    --> src/ast.rs:105:8
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl Expr {
[INFO] [stderr]     | --------- associated items in this implementation
[INFO] [stderr] 105 |     fn to_string_with_precedence(&self, outer_precedence: i32) -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 227 |     pub fn to_string(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 231 |     pub fn subst(substitutions: &Vec<(String, Expr)>, expr: &Expr) -> Expr {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `EOF` is never constructed
[INFO] [stderr]    --> src/lexer.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 5   | pub enum Token {
[INFO] [stderr]     |          ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 125 |     EOF,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: methods `parse_basic_binary_expr` and `parse_binary_expr` are never used
[INFO] [stderr]    --> src/parser.rs:93:12
[INFO] [stderr]     |
[INFO] [stderr] 9   | / impl<I> Parser<I>
[INFO] [stderr] 10  | | where
[INFO] [stderr] 11  | |     I: Iterator<Item = Token>,
[INFO] [stderr]     | |______________________________- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 93  |       pub fn parse_basic_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 121 |       pub fn parse_binary_expr(&mut self) -> Option<Expr> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `flock` (bin "flock" test) generated 8 warnings (run `cargo fix --bin "flock" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/flock-0a49efe41c20d80e)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test parser::tests::full_flow_test ... ok
[INFO] [stdout] test parser::tests::parse_simple_ty_times ... ok
[INFO] [stdout] test parser::tests::parse_nested_ty_times ... ok
[INFO] [stdout] test parser::tests::parse_single_ty_list ... ok
[INFO] [stdout] test parser::tests::parse_ty_times_with_list ... ok
[INFO] [stdout] test parser::tests::test_parse_arrow_type ... ok
[INFO] [stdout] test parser::tests::test_parse_nil ... ok
[INFO] [stdout] test parser::tests::test_parse_simple_type ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_list_int ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_list_list_of_int ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_simple_bool ... ok
[INFO] [stdout] test parser::tests::test_parse_ty_simple_int ... ok
[INFO] [stdout] test parser::tests::test_parser_integration ... ok
[INFO] [stdout] test parser::tests::test_simple_boolean_expression ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::tests::test_simple_boolean_expression stdout ----
[INFO] [stdout] thread 'parser::tests::test_simple_boolean_expression' panicked at src/parser.rs:306:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Some(Equal(Bool(true), Bool(false)))
[INFO] [stdout]  right: Some(Equal(Bool(true), Bool(false)))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55cc71632355 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55cc71632355 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55cc71632355 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55cc71632355 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55cc71659b0b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55cc71659b0b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55cc7162fc3f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55cc7163212e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55cc7163212e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55cc71633a99 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x55cc716337ec - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55cc71604aaf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55cc71604aaf - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55cc7163409b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55cc7163409b - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55cc71633e14 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55cc71632819 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55cc71633b47 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55cc715bd823 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55cc715bdc0e - core::panicking::assert_failed_inner::h5c44db15a6ee70ee
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x55cc715bed9e - core::panicking::assert_failed::hda5cef51a62f1313
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x55cc715c5c67 - flock::parser::tests::test_simple_boolean_expression::h8fa00342e8552bca
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:306:9
[INFO] [stdout]   22:     0x55cc715c57b7 - flock::parser::tests::test_simple_boolean_expression::{{closure}}::h1b2ce7e5ae15521b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:296:40
[INFO] [stdout]   23:     0x55cc715c71a6 - core::ops::function::FnOnce::call_once::h671a4ef4252b297e
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55cc716093cb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55cc716093cb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x55cc71608a91 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x55cc71608a91 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55cc71608a91 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x55cc71608a91 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x55cc71608a91 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x55cc71608a91 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x55cc71608a91 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x55cc715d1464 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x55cc715d1464 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55cc715d5f32 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x55cc715d5f32 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55cc715d5f32 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x55cc715d5f32 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x55cc715d5f32 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x55cc715d5f32 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x55cc715d5f32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55cc7163826b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x55cc7163826b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x55cc7163826b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f729b4a1ac3 - <unknown>
[INFO] [stdout]   46:     0x7f729b532a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parser::tests::test_simple_boolean_expression
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin flock`
[INFO] running `Command { std: "docker" "inspect" "fae03df1a384efe881439f2653f7cc25033ed3b17855ddc42bd02cd9959762ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae03df1a384efe881439f2653f7cc25033ed3b17855ddc42bd02cd9959762ab", kill_on_drop: false }`
[INFO] [stdout] fae03df1a384efe881439f2653f7cc25033ed3b17855ddc42bd02cd9959762ab
