[INFO] cloning repository https://github.com/LucioFranco/compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucioFranco/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fcompiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fcompiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f967bde2d742565f028a26a2e6321670da75baa
[INFO] testing LucioFranco/compiler against 1.52.1 for beta-1.53-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fcompiler" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LucioFranco/compiler on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LucioFranco/compiler
[INFO] finished tweaking git repo https://github.com/LucioFranco/compiler
[INFO] tweaked toml for git repo https://github.com/LucioFranco/compiler written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/LucioFranco/compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a45401f0d33e3a7667aafef14ff2fb4ee4d5aab4e43511cc68b3afb413464d0c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a45401f0d33e3a7667aafef14ff2fb4ee4d5aab4e43511cc68b3afb413464d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a45401f0d33e3a7667aafef14ff2fb4ee4d5aab4e43511cc68b3afb413464d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a45401f0d33e3a7667aafef14ff2fb4ee4d5aab4e43511cc68b3afb413464d0c", kill_on_drop: false }`
[INFO] [stdout] a45401f0d33e3a7667aafef14ff2fb4ee4d5aab4e43511cc68b3afb413464d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 098600e533b0dd57b8305328325012c5d1c567910e14ae1205fb348595838a49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "098600e533b0dd57b8305328325012c5d1c567910e14ae1205fb348595838a49", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-entity v0.59.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.59.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.59.0
[INFO] [stderr]    Compiling cranelift-bforest v0.59.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling cranelift-codegen v0.59.0
[INFO] [stderr]    Compiling cranelift-frontend v0.59.0
[INFO] [stderr]    Compiling cranelift v0.59.0
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/parser.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{ast::*, Error};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `recognize`
[INFO] [stdout]  --> src/parser.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 |     combinator::{all_consuming, map, recognize},
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lit`
[INFO] [stdout]   --> src/parser.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let lit = all_consuming(lit)(module)?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_lit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lit`
[INFO] [stdout]  --> src/ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Lit(LitExpr),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Var(Ident<'a>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unit`
[INFO] [stdout]   --> src/ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Unit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Named`
[INFO] [stdout]   --> src/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Named(Ident<'a>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "098600e533b0dd57b8305328325012c5d1c567910e14ae1205fb348595838a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098600e533b0dd57b8305328325012c5d1c567910e14ae1205fb348595838a49", kill_on_drop: false }`
[INFO] [stdout] 098600e533b0dd57b8305328325012c5d1c567910e14ae1205fb348595838a49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e7a0b994709afb9018d00834e9ce2701f1a64901b55389fb617064bc48db3d1
[INFO] running `Command { std: "docker" "start" "-a" "0e7a0b994709afb9018d00834e9ce2701f1a64901b55389fb617064bc48db3d1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/parser.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{ast::*, Error};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `recognize`
[INFO] [stdout]  --> src/parser.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 |     combinator::{all_consuming, map, recognize},
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lit`
[INFO] [stdout]   --> src/parser.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let lit = all_consuming(lit)(module)?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_lit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lit`
[INFO] [stdout]  --> src/ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Lit(LitExpr),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Var(Ident<'a>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unit`
[INFO] [stdout]   --> src/ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Unit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Named`
[INFO] [stdout]   --> src/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Named(Ident<'a>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/parser.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{ast::*, Error};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `recognize`
[INFO] [stdout]  --> src/parser.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 |     combinator::{all_consuming, map, recognize},
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lit`
[INFO] [stdout]   --> src/parser.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let lit = all_consuming(lit)(module)?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_lit`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lit`
[INFO] [stdout]  --> src/ast.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Lit(LitExpr),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Var(Ident<'a>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unit`
[INFO] [stdout]   --> src/ast.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Unit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Named`
[INFO] [stdout]   --> src/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Named(Ident<'a>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e7a0b994709afb9018d00834e9ce2701f1a64901b55389fb617064bc48db3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7a0b994709afb9018d00834e9ce2701f1a64901b55389fb617064bc48db3d1", kill_on_drop: false }`
[INFO] [stdout] 0e7a0b994709afb9018d00834e9ce2701f1a64901b55389fb617064bc48db3d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 937717e2b5f2712d7a1952d55b99860c736772e3b089fd9171f7669efb2bd0ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "937717e2b5f2712d7a1952d55b99860c736772e3b089fd9171f7669efb2bd0ce", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/parser.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{ast::*, Error};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `recognize`
[INFO] [stderr]  --> src/parser.rs:5:38
[INFO] [stderr]   |
[INFO] [stderr] 5 |     combinator::{all_consuming, map, recognize},
[INFO] [stderr]   |                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lit`
[INFO] [stderr]   --> src/parser.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let lit = all_consuming(lit)(module)?;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_lit`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lit`
[INFO] [stderr]  --> src/ast.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Lit(LitExpr),
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]  --> src/ast.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Var(Ident<'a>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/ast.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Named`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Named(Ident<'a>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/parser.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{ast::*, Error};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `recognize`
[INFO] [stderr]  --> src/parser.rs:5:38
[INFO] [stderr]   |
[INFO] [stderr] 5 |     combinator::{all_consuming, map, recognize},
[INFO] [stderr]   |                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lit`
[INFO] [stderr]   --> src/parser.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let lit = all_consuming(lit)(module)?;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_lit`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lit`
[INFO] [stderr]  --> src/ast.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Lit(LitExpr),
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]  --> src/ast.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Var(Ident<'a>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/ast.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Named`
[INFO] [stderr]   --> src/ast.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Named(Ident<'a>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compiler-fb0782d73e543641)
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stdout] test parser::tests::parse ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::tests::parse stdout ----
[INFO] [stdout] thread 'parser::tests::parse' panicked at 'not yet implemented: parser', src/parser.rs:17:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d635b4f4c0 - std::backtrace_rs::backtrace::libunwind::trace::h63b7a90188ab5fb3
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55d635b4f4c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h80aefbf9b851eca7
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d635b4f4c0 - std::sys_common::backtrace::_print_fmt::hbef05ae4237a4d72
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55d635b4f4c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h28abce2fdb9884c2
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55d635b6e99f - core::fmt::write::h3b84512577ca38a8
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/fmt/mod.rs:1092:17
[INFO] [stdout]    5:     0x55d635b4c552 - std::io::Write::write_fmt::ha43497f2606bf479
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/io/mod.rs:1572:15
[INFO] [stdout]    6:     0x55d635b516b5 - std::sys_common::backtrace::_print::h525280ee0d29bdde
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55d635b516b5 - std::sys_common::backtrace::print::h1f0f5b9f3ef8fb78
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55d635b516b5 - std::panicking::default_hook::{{closure}}::ha5838f6faa4a5a8f
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55d635b5119e - std::panicking::default_hook::hfb9fe98acb0dcb3b
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55d635b51cbd - std::panicking::rust_panic_with_hook::hb89f5f19036e6af8
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:591:17
[INFO] [stdout]   11:     0x55d635b51857 - std::panicking::begin_panic_handler::{{closure}}::h119e7951427f41da
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:497:13
[INFO] [stdout]   12:     0x55d635b4f97c - std::sys_common::backtrace::__rust_end_short_backtrace::hce386c44bf47a128
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55d635b517b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:493:5
[INFO] [stdout]   14:     0x55d635aeb801 - core::panicking::panic_fmt::h2242888e8769cd33
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55d635aedb66 - compiler::parser::parse_module::hdd8983b051b20062
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:17:5
[INFO] [stdout]   16:     0x55d635af0e7a - compiler::parser::tests::parse::h6b9d1db1c4764bde
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:42:9
[INFO] [stdout]   17:     0x55d635af0e4a - compiler::parser::tests::parse::{{closure}}::hf85a4e5e5cb02b7e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:41:5
[INFO] [stdout]   18:     0x55d635aeddde - core::ops::function::FnOnce::call_once::h1f6b648d4d21ad3c
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x55d635b192d3 - core::ops::function::FnOnce::call_once::hdb810ad7400115fe
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55d635b192d3 - test::__rust_begin_short_backtrace::ha1f41cc5fdd4436d
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/test/src/lib.rs:567:5
[INFO] [stdout]   21:     0x55d635b17bf0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5b11193df8b131e3
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/alloc/src/boxed.rs:1546:9
[INFO] [stdout]   22:     0x55d635b17bf0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf50f904c1a6fa2f6
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panic.rs:344:9
[INFO] [stdout]   23:     0x55d635b17bf0 - std::panicking::try::do_call::ha03b6478dda0cd2d
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:379:40
[INFO] [stdout]   24:     0x55d635b17bf0 - std::panicking::try::h3cb77b72195ddd43
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:343:19
[INFO] [stdout]   25:     0x55d635b17bf0 - std::panic::catch_unwind::h6b5552b2bb62113e
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panic.rs:431:14
[INFO] [stdout]   26:     0x55d635b17bf0 - test::run_test_in_process::hc7194b3d1995d805
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/test/src/lib.rs:589:18
[INFO] [stdout]   27:     0x55d635b17bf0 - test::run_test::run_test_inner::{{closure}}::h939ee0e7ade9ca46
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/test/src/lib.rs:486:39
[INFO] [stdout]   28:     0x55d635af14ee - test::run_test::run_test_inner::{{closure}}::h32985052db5accee
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/test/src/lib.rs:511:37
[INFO] [stdout]   29:     0x55d635af14ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h9fb42e36e9d0b83f
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x55d635af544f - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h73eb5d030ae9f27e
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   31:     0x55d635af544f - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0b21097ddcf592a1
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panic.rs:344:9
[INFO] [stdout]   32:     0x55d635af544f - std::panicking::try::do_call::h548baa681d50a8e5
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:379:40
[INFO] [stdout]   33:     0x55d635af544f - std::panicking::try::h788942712f8b8932
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:343:19
[INFO] [stdout]   34:     0x55d635af544f - std::panic::catch_unwind::hc87eb933af4026f7
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panic.rs:431:14
[INFO] [stdout]   35:     0x55d635af544f - std::thread::Builder::spawn_unchecked::{{closure}}::h87c239f54e720337
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   36:     0x55d635af544f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1303b0fd11694b99
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x55d635b575da - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc444a77f8dd8d825
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/alloc/src/boxed.rs:1546:9
[INFO] [stdout]   38:     0x55d635b575da - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8b68a0a9a2093dfc
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/alloc/src/boxed.rs:1546:9
[INFO] [stdout]   39:     0x55d635b575da - std::sys::unix::thread::Thread::new::thread_start::hb95464447f61f48d
[INFO] [stdout]                                at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   40:     0x7f544b371609 - start_thread
[INFO] [stdout]   41:     0x7f544b143293 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parser::tests::parse
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "937717e2b5f2712d7a1952d55b99860c736772e3b089fd9171f7669efb2bd0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937717e2b5f2712d7a1952d55b99860c736772e3b089fd9171f7669efb2bd0ce", kill_on_drop: false }`
[INFO] [stdout] 937717e2b5f2712d7a1952d55b99860c736772e3b089fd9171f7669efb2bd0ce