[INFO] cloning repository https://github.com/knightvertrag/lockhart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knightvertrag/lockhart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11b1ba6f2138f4ee3e9675d664576547bb5dff3c
[INFO] testing knightvertrag/lockhart against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/knightvertrag/lockhart
[INFO] finished tweaking git repo https://github.com/knightvertrag/lockhart
[INFO] tweaked toml for git repo https://github.com/knightvertrag/lockhart written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/knightvertrag/lockhart on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/knightvertrag/lockhart 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded windows-sys v0.30.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75825a0ba358167a09a90ad2747b3d400ef223c6430413dceee5368e83977033
[INFO] running `Command { std: "docker" "start" "-a" "75825a0ba358167a09a90ad2747b3d400ef223c6430413dceee5368e83977033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75825a0ba358167a09a90ad2747b3d400ef223c6430413dceee5368e83977033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75825a0ba358167a09a90ad2747b3d400ef223c6430413dceee5368e83977033", kill_on_drop: false }`
[INFO] [stdout] 75825a0ba358167a09a90ad2747b3d400ef223c6430413dceee5368e83977033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4673def7aaf504120f73d5e351316a749b95de318c27941076b69898d2f9e3de
[INFO] running `Command { std: "docker" "start" "-a" "4673def7aaf504120f73d5e351316a749b95de318c27941076b69898d2f9e3de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling io-lifetimes v0.6.1
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling rustix v0.34.6
[INFO] [stderr]    Compiling linux-raw-sys v0.0.46
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling fd-lock v3.0.5
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling rustyline v9.1.2
[INFO] [stderr]    Compiling lockhart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell` and `rc::Rc`
[INFO] [stdout]  --> src/chunk/disassemble.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Lineno`
[INFO] [stdout]  --> src/chunk/disassemble.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::Lineno;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `disassemble::disassemble_chunk`
[INFO] [stdout]  --> src/compiler.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     chunk::{disassemble::disassemble_chunk, Chunk, Lineno},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenType` and `Token`
[INFO] [stdout]  --> src/lexer/tests.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::token::{Token, TokenType};
[INFO] [stdout]   |                    ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Chunk` and `disassemble::disassemble_instruction`
[INFO] [stdout]  --> src/vm.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     chunk::{disassemble::disassemble_instruction, Chunk, Lineno},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/chunk/disassemble.rs:37:64
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) {
[INFO] [stdout]    |                                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OP_MOD` is never constructed
[INFO] [stdout]   --> src/bytecode.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub enum Opcode {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     OP_MOD,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/chunk.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Lineno(pub usize);
[INFO] [stdout]   |            ------ ^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Lineno` 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: function `disassemble_chunk` is never used
[INFO] [stdout]  --> src/chunk/disassemble.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `disassemble_instruction` is never used
[INFO] [stdout]   --> src/chunk/disassemble.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `constant_instruction` is never used
[INFO] [stdout]   --> src/chunk/disassemble.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PrecPrimary` is never constructed
[INFO] [stdout]   --> src/compiler/precedence.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub enum Precedence {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     PrecPrimary,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLASS` is never constructed
[INFO] [stdout]   --> src/object.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum ObjectType {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     CLASS,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ObjectType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_all` is never used
[INFO] [stdout]    --> src/table.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl Table {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 142 |     pub fn add_all(&mut self, from: &Table) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/vm.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |     InterpretRuntimeError(String),
[INFO] [stdout]    |     --------------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 40 -     InterpretRuntimeError(String),
[INFO] [stdout] 40 +     InterpretRuntimeError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InterpretCompileError` is never constructed
[INFO] [stdout]   --> src/vm.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub enum InterpretError {
[INFO] [stdout]    |          -------------- variant in this enum
[INFO] [stdout] 39 |     InterpretCompileError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `offset` is never used
[INFO] [stdout]   --> src/vm.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl CallFrame {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `alloc` is never used
[INFO] [stdout]   --> src/vm.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl Vm {
[INFO] [stdout]    | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     fn alloc<T: GcManaged>(&mut self, object: T) -> GcRef<T> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]  --> src/vm/tests.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn run(source: &str) -> Vm {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_err` is never used
[INFO] [stdout]   --> src/vm/tests.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn run_err(source: &str) -> InterpretError {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `global` is never used
[INFO] [stdout]   --> src/vm/tests.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn global(vm: &mut Vm, name: &str) -> Value {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `Command { std: "docker" "inspect" "4673def7aaf504120f73d5e351316a749b95de318c27941076b69898d2f9e3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4673def7aaf504120f73d5e351316a749b95de318c27941076b69898d2f9e3de", kill_on_drop: false }`
[INFO] [stdout] 4673def7aaf504120f73d5e351316a749b95de318c27941076b69898d2f9e3de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bb45c8bb69727318b1ca9c0b5f7f0d79be372bcf1ef82e21aff69c216336fe0
[INFO] running `Command { std: "docker" "start" "-a" "8bb45c8bb69727318b1ca9c0b5f7f0d79be372bcf1ef82e21aff69c216336fe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lockhart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `cell::RefCell` and `rc::Rc`
[INFO] [stdout]  --> src/chunk/disassemble.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Lineno`
[INFO] [stdout]  --> src/chunk/disassemble.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::Lineno;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `disassemble::disassemble_chunk`
[INFO] [stdout]  --> src/compiler.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     chunk::{disassemble::disassemble_chunk, Chunk, Lineno},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Chunk` and `disassemble::disassemble_instruction`
[INFO] [stdout]  --> src/vm.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     chunk::{disassemble::disassemble_instruction, Chunk, Lineno},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> src/chunk/disassemble.rs:37:64
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) {
[INFO] [stdout]    |                                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `OP_MOD` is never constructed
[INFO] [stdout]   --> src/bytecode.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub enum Opcode {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     OP_MOD,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `disassemble_chunk` is never used
[INFO] [stdout]  --> src/chunk/disassemble.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `disassemble_instruction` is never used
[INFO] [stdout]   --> src/chunk/disassemble.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `constant_instruction` is never used
[INFO] [stdout]   --> src/chunk/disassemble.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PrecPrimary` is never constructed
[INFO] [stdout]   --> src/compiler/precedence.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub enum Precedence {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     PrecPrimary,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CLASS` is never constructed
[INFO] [stdout]   --> src/object.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum ObjectType {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     CLASS,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ObjectType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `InterpretCompileError` is never constructed
[INFO] [stdout]   --> src/vm.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub enum InterpretError {
[INFO] [stdout]    |          -------------- variant in this enum
[INFO] [stdout] 39 |     InterpretCompileError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `offset` is never used
[INFO] [stdout]   --> src/vm.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl CallFrame {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `alloc` is never used
[INFO] [stdout]   --> src/vm.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | impl Vm {
[INFO] [stdout]    | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     fn alloc<T: GcManaged>(&mut self, object: T) -> GcRef<T> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "8bb45c8bb69727318b1ca9c0b5f7f0d79be372bcf1ef82e21aff69c216336fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb45c8bb69727318b1ca9c0b5f7f0d79be372bcf1ef82e21aff69c216336fe0", kill_on_drop: false }`
[INFO] [stdout] 8bb45c8bb69727318b1ca9c0b5f7f0d79be372bcf1ef82e21aff69c216336fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d31f76987f8cbbd279dcc6a7c1942fc545ee9e585ec8c981b1bf3369257c8a5
[INFO] running `Command { std: "docker" "start" "-a" "7d31f76987f8cbbd279dcc6a7c1942fc545ee9e585ec8c981b1bf3369257c8a5", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `cell::RefCell` and `rc::Rc`
[INFO] [stderr]  --> src/chunk/disassemble.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cell::RefCell, rc::Rc};
[INFO] [stderr]   |           ^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Lineno`
[INFO] [stderr]  --> src/chunk/disassemble.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use super::Lineno;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `disassemble::disassemble_chunk`
[INFO] [stderr]  --> src/compiler.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     chunk::{disassemble::disassemble_chunk, Chunk, Lineno},
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Chunk` and `disassemble::disassemble_instruction`
[INFO] [stderr]  --> src/vm.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     chunk::{disassemble::disassemble_instruction, Chunk, Lineno},
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]   --> src/chunk/disassemble.rs:37:64
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) {
[INFO] [stderr]    |                                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `OP_MOD` is never constructed
[INFO] [stderr]   --> src/bytecode.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr]  4 | pub enum Opcode {
[INFO] [stderr]    |          ------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 13 |     OP_MOD,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `disassemble_chunk` is never used
[INFO] [stderr]  --> src/chunk/disassemble.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `disassemble_instruction` is never used
[INFO] [stderr]   --> src/chunk/disassemble.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `constant_instruction` is never used
[INFO] [stderr]   --> src/chunk/disassemble.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `PrecPrimary` is never constructed
[INFO] [stderr]   --> src/compiler/precedence.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr]  2 | pub enum Precedence {
[INFO] [stderr]    |          ---------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 13 |     PrecPrimary,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `CLASS` is never constructed
[INFO] [stderr]   --> src/object.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub enum ObjectType {
[INFO] [stderr]    |          ---------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 12 |     CLASS,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ObjectType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `InterpretCompileError` is never constructed
[INFO] [stderr]   --> src/vm.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub enum InterpretError {
[INFO] [stderr]    |          -------------- variant in this enum
[INFO] [stderr] 39 |     InterpretCompileError(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `offset` is never used
[INFO] [stderr]   --> src/vm.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | impl CallFrame {
[INFO] [stderr]    | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 59 |     pub fn offset(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `alloc` is never used
[INFO] [stderr]   --> src/vm.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | impl Vm {
[INFO] [stderr]    | ------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 97 |     fn alloc<T: GcManaged>(&mut self, object: T) -> GcRef<T> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lockhart` (bin "lockhart" test) generated 14 warnings (run `cargo fix --bin "lockhart" -p lockhart --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lockhart-251f3b9267f27969)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'table::tests::delete_entry_removes_key' (22) panicked at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/alloc.rs:120:30:
[INFO] [stderr] unsafe precondition(s) violated: NonNull::new_unchecked requires that the pointer is non-null
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5e37466c067a - std[f92b4c606f291077]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5e37466c067a - std[f92b4c606f291077]::backtrace_rs::backtrace::trace_unsynchronized::<std[f92b4c606f291077]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5e37466c067a - std[f92b4c606f291077]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5e37466c067a - <<std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[786f478f706679df]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5e37466d4efa - <core[786f478f706679df]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5e37466d4efa - core[786f478f706679df]::fmt::write
[INFO] [stderr]    6:     0x5e37466c5a52 - std[f92b4c606f291077]::io::default_write_fmt::<std[f92b4c606f291077]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5e37466c5a52 - <std[f92b4c606f291077]::sys::stdio::unix::Stderr as std[f92b4c606f291077]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x5e374669f89f - <std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5e374669f89f - std[f92b4c606f291077]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5e37466b8c01 - std[f92b4c606f291077]::panicking::default_hook
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5e3746653c1c - <alloc[64763625b5a07cdb]::boxed::Box<dyn for<'a, 'b> core[786f478f706679df]::ops::function::Fn<(&'a std[f92b4c606f291077]::panic::PanicHookInfo<'b>,), Output = ()> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::marker::Send> as core[786f478f706679df]::ops::function::Fn<(&std[f92b4c606f291077]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/boxed.rs:2254:9
[INFO] [stderr]   12:     0x5e3746653c1c - test[20e1f0ae6cad7a17]::test_main_with_exit_callback::<test[20e1f0ae6cad7a17]::test_main::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5e37466b8df2 - <alloc[64763625b5a07cdb]::boxed::Box<dyn for<'a, 'b> core[786f478f706679df]::ops::function::Fn<(&'a std[f92b4c606f291077]::panic::PanicHookInfo<'b>,), Output = ()> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::marker::Send> as core[786f478f706679df]::ops::function::Fn<(&std[f92b4c606f291077]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/boxed.rs:2254:9
[INFO] [stderr]   14:     0x5e37466b8df2 - std[f92b4c606f291077]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5e374669f98a - std[f92b4c606f291077]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5e37466972f9 - std[f92b4c606f291077]::sys::backtrace::__rust_end_short_backtrace::<std[f92b4c606f291077]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5e37466a066d - __rustc[8241495c18a89d70]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5e37466d546d - core[786f478f706679df]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5e37466d546d - core[786f478f706679df]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/intrinsics/mod.rs:2447:9
[INFO] [stderr]   20:     0x5e3746646c72 - <core[786f478f706679df]::ptr::non_null::NonNull<_>>::new_unchecked::precondition_check
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5e374663ff81 - <core[786f478f706679df]::ptr::non_null::NonNull<u8>>::new_unchecked
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5e374663ff81 - alloc[64763625b5a07cdb]::alloc::dealloc
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/alloc.rs:120:30
[INFO] [stderr]   23:     0x5e3746638cdd - <lockhart[626556b68fd45599]::table::Table>::adjust_capacity
[INFO] [stderr]                                at /opt/rustwide/workdir/src/table.rs:177:9
[INFO] [stderr]   24:     0x5e37466392c6 - <lockhart[626556b68fd45599]::table::Table>::set
[INFO] [stderr]                                at /opt/rustwide/workdir/src/table.rs:114:22
[INFO] [stderr]   25:     0x5e37466457ce - <lockhart[626556b68fd45599]::gc::Gc>::intern
[INFO] [stderr]                                at /opt/rustwide/workdir/src/gc.rs:114:26
[INFO] [stderr]   26:     0x5e3746640321 - lockhart[626556b68fd45599]::table::tests::delete_entry_removes_key
[INFO] [stderr]                                at /opt/rustwide/workdir/src/table.rs:243:22
[INFO] [stderr]   27:     0x5e374663f1f7 - lockhart[626556b68fd45599]::table::tests::delete_entry_removes_key::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/src/table.rs:241:34
[INFO] [stderr]   28:     0x5e374663e1e6 - <lockhart[626556b68fd45599]::table::tests::delete_entry_removes_key::{closure#0} as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5e3746647cfb - <fn() -> core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5e3746647cfb - test[20e1f0ae6cad7a17]::__rust_begin_short_backtrace::<core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>, fn() -> core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:663:18
[INFO] [stderr]   31:     0x5e37466546eb - test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:686:74
[INFO] [stderr]   32:     0x5e37466546eb - <core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   33:     0x5e37466546eb - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}>, core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stderr]   34:     0x5e37466546eb - std[f92b4c606f291077]::panicking::catch_unwind::<core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>, core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stderr]   35:     0x5e37466546eb - std[f92b4c606f291077]::panic::catch_unwind::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}>, core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stderr]   36:     0x5e37466546eb - test[20e1f0ae6cad7a17]::run_test_in_process
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:686:27
[INFO] [stderr]   37:     0x5e37466546eb - test[20e1f0ae6cad7a17]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:607:43
[INFO] [stderr]   38:     0x5e374664fe04 - test[20e1f0ae6cad7a17]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:637:41
[INFO] [stderr]   39:     0x5e374664fe04 - std[f92b4c606f291077]::sys::backtrace::__rust_begin_short_backtrace::<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   40:     0x5e37466572f2 - std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked::<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stderr]   41:     0x5e37466572f2 - <core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   42:     0x5e37466572f2 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stderr]   43:     0x5e37466572f2 - std[f92b4c606f291077]::panicking::catch_unwind::<(), core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stderr]   44:     0x5e37466572f2 - std[f92b4c606f291077]::panic::catch_unwind::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stderr]   45:     0x5e37466572f2 - std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked::<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stderr]   46:     0x5e37466572f2 - <std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1} as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x5e37466bff8f - <alloc[64763625b5a07cdb]::boxed::Box<dyn core[786f478f706679df]::ops::function::FnOnce<(), Output = ()> + core[786f478f706679df]::marker::Send> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/boxed.rs:2240:9
[INFO] [stderr]   48:     0x5e37466bff8f - <std[f92b4c606f291077]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   49:     0x75f07ac3eaa4 - <unknown>
[INFO] [stderr]   50:     0x75f07accba64 - clone
[INFO] [stderr]   51:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--bin lockhart`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/lockhart-251f3b9267f27969` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "7d31f76987f8cbbd279dcc6a7c1942fc545ee9e585ec8c981b1bf3369257c8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d31f76987f8cbbd279dcc6a7c1942fc545ee9e585ec8c981b1bf3369257c8a5", kill_on_drop: false }`
[INFO] [stdout] 7d31f76987f8cbbd279dcc6a7c1942fc545ee9e585ec8c981b1bf3369257c8a5
