[INFO] fetching crate possum-script 0.1.0...
[INFO] testing possum-script-0.1.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate possum-script 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate possum-script 0.1.0
[INFO] finished tweaking crates.io crate possum-script 0.1.0
[INFO] tweaked toml for crates.io crate possum-script 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate possum-script 0.1.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate possum-script 0.1.0 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3012b6e49eb5b10e92cc5a5efd493ef64c94d769eba3b9e49b2496a2ef51136
[INFO] running `Command { std: "docker" "start" "-a" "a3012b6e49eb5b10e92cc5a5efd493ef64c94d769eba3b9e49b2496a2ef51136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3012b6e49eb5b10e92cc5a5efd493ef64c94d769eba3b9e49b2496a2ef51136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3012b6e49eb5b10e92cc5a5efd493ef64c94d769eba3b9e49b2496a2ef51136", kill_on_drop: false }`
[INFO] [stdout] a3012b6e49eb5b10e92cc5a5efd493ef64c94d769eba3b9e49b2496a2ef51136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 745de83ffca61d2356358b394a8aac5105eaffcf0789dd559772bffa5ec880b2
[INFO] running `Command { std: "docker" "start" "-a" "745de83ffca61d2356358b394a8aac5105eaffcf0789dd559772bffa5ec880b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling possum-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/vm/thread.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc, sync::RwLock};
[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: `thread::*`
[INFO] [stdout]  --> src/vm/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use thread::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::*`
[INFO] [stdout]  --> src/vm/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use ops::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/vm/thread.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stdout]    |                       ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/vm/thread.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stdout]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/lang/asyncstr.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Error {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `with_capacity`, `poll_fill_buf`, and `consume` are never used
[INFO] [stdout]   --> src/lang/asyncstr.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<R: AsyncRead + Unpin> AsyncStrReader<R> {
[INFO] [stdout]    | -------------------------------------------- associated items in this implementation
[INFO] [stdout] 26 |     #[inline]
[INFO] [stdout] 27 |     pub fn new(inner: R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn with_capacity(capacity: usize, inner: R) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn poll_fill_buf(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<&str, Error>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn consume(self: Pin<&mut Self>, amt: usize) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]  --> src/vm/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Vm {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Thread` is never constructed
[INFO] [stdout]  --> src/vm/thread.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Thread {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `run` and `tick` are never used
[INFO] [stdout]   --> src/vm/thread.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Thread {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ptr` is never constructed
[INFO] [stdout]  --> src/vm/value.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Ptr(usize);
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]  --> src/vm/value.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Value {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/vm/ops.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/vm/ops.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.40s
[INFO] running `Command { std: "docker" "inspect" "745de83ffca61d2356358b394a8aac5105eaffcf0789dd559772bffa5ec880b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "745de83ffca61d2356358b394a8aac5105eaffcf0789dd559772bffa5ec880b2", kill_on_drop: false }`
[INFO] [stdout] 745de83ffca61d2356358b394a8aac5105eaffcf0789dd559772bffa5ec880b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c5be1b8df8f5a7fb4f0d46e0a944efa8fde553286794091d4e5a4fe34c8dad
[INFO] running `Command { std: "docker" "start" "-a" "a3c5be1b8df8f5a7fb4f0d46e0a944efa8fde553286794091d4e5a4fe34c8dad", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/vm/thread.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc, sync::RwLock};
[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: `thread::*`
[INFO] [stdout]  --> src/vm/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use thread::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::*`
[INFO] [stdout]  --> src/vm/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use ops::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/vm/thread.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stdout]    |                       ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/vm/thread.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stdout]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/lang/asyncstr.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Error {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling possum-script v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new`, `with_capacity`, `poll_fill_buf`, and `consume` are never used
[INFO] [stdout]   --> src/lang/asyncstr.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl<R: AsyncRead + Unpin> AsyncStrReader<R> {
[INFO] [stdout]    | -------------------------------------------- associated items in this implementation
[INFO] [stdout] 26 |     #[inline]
[INFO] [stdout] 27 |     pub fn new(inner: R) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn with_capacity(capacity: usize, inner: R) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn poll_fill_buf(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<&str, Error>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn consume(self: Pin<&mut Self>, amt: usize) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]  --> src/vm/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Vm {
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Thread` is never constructed
[INFO] [stdout]  --> src/vm/thread.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Thread {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `run` and `tick` are never used
[INFO] [stdout]   --> src/vm/thread.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Thread {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ptr` is never constructed
[INFO] [stdout]  --> src/vm/value.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Ptr(usize);
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]  --> src/vm/value.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Value {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/vm/ops.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/vm/ops.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cell::RefCell`
[INFO] [stdout]  --> src/vm/thread.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc, sync::RwLock};
[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: `thread::*`
[INFO] [stdout]  --> src/vm/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use thread::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::*`
[INFO] [stdout]  --> src/vm/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use ops::*;
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/vm/thread.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stdout]    |                       ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]   --> src/vm/thread.rs:16:24
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stdout]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vm` is never constructed
[INFO] [stdout]  --> src/vm/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Vm {
[INFO] [stdout]   |            ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Thread` is never constructed
[INFO] [stdout]  --> src/vm/thread.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Thread {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `run` and `tick` are never used
[INFO] [stdout]   --> src/vm/thread.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Thread {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ptr` is never constructed
[INFO] [stdout]  --> src/vm/value.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Ptr(usize);
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]  --> src/vm/value.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Value {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OpCode` is never used
[INFO] [stdout]  --> src/vm/ops.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum OpCode {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> src/vm/ops.rs:27:10
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum Operation {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "a3c5be1b8df8f5a7fb4f0d46e0a944efa8fde553286794091d4e5a4fe34c8dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c5be1b8df8f5a7fb4f0d46e0a944efa8fde553286794091d4e5a4fe34c8dad", kill_on_drop: false }`
[INFO] [stdout] a3c5be1b8df8f5a7fb4f0d46e0a944efa8fde553286794091d4e5a4fe34c8dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e05b39c32f90993ebf6f885a90d2c6fd9cbc255f974ea505fe0dc60639e0f582
[INFO] running `Command { std: "docker" "start" "-a" "e05b39c32f90993ebf6f885a90d2c6fd9cbc255f974ea505fe0dc60639e0f582", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `cell::RefCell`
[INFO] [stderr]  --> src/vm/thread.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cell::RefCell, rc::Rc, sync::RwLock};
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `thread::*`
[INFO] [stderr]  --> src/vm/mod.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use thread::*;
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ops::*`
[INFO] [stderr]  --> src/vm/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use ops::*;
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vm`
[INFO] [stderr]   --> src/vm/thread.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stderr]    |                       ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vm`
[INFO] [stderr]   --> src/vm/thread.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stderr]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Error` is never used
[INFO] [stderr]   --> src/lang/asyncstr.rs:10:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum Error {
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `with_capacity`, `poll_fill_buf`, and `consume` are never used
[INFO] [stderr]   --> src/lang/asyncstr.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl<R: AsyncRead + Unpin> AsyncStrReader<R> {
[INFO] [stderr]    | -------------------------------------------- associated items in this implementation
[INFO] [stderr] 26 |     #[inline]
[INFO] [stderr] 27 |     pub fn new(inner: R) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn with_capacity(capacity: usize, inner: R) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn poll_fill_buf(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<&str, Error>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn consume(self: Pin<&mut Self>, amt: usize) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Vm` is never constructed
[INFO] [stderr]  --> src/vm/mod.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Vm {
[INFO] [stderr]   |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Thread` is never constructed
[INFO] [stderr]  --> src/vm/thread.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Thread {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `run` and `tick` are never used
[INFO] [stderr]   --> src/vm/thread.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Thread {
[INFO] [stderr]    | ----------- methods in this implementation
[INFO] [stderr] 12 |     fn run(&mut self, vm: Rc<RwLock<Vm>>) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |     fn tick(&mut self, vm: RwLock<Vm>) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Ptr` is never constructed
[INFO] [stderr]  --> src/vm/value.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Ptr(usize);
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Value` is never used
[INFO] [stderr]  --> src/vm/value.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum Value {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `OpCode` is never used
[INFO] [stderr]  --> src/vm/ops.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum OpCode {
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Operation` is never used
[INFO] [stderr]   --> src/vm/ops.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub enum Operation {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `possum-script` (lib) generated 14 warnings (run `cargo fix --lib -p possum-script` to apply 5 suggestions)
[INFO] [stderr] warning: struct `Vm` is never constructed
[INFO] [stderr]  --> src/vm/mod.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Vm {
[INFO] [stderr]   |            ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `possum-script` (lib test) generated 12 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/possum_script-1945068b2d35bd32)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test lang::asyncstr::tests::buffer_full ... ok
[INFO] [stdout] test lang::asyncstr::tests::invalid_sequence ... ok
[INFO] [stdout] test lang::asyncstr::tests::word ... ok
[INFO] [stdout] test lang::asyncstr::tests::single_char ... ok
[INFO] [stdout] test lang::asyncstr::tests::single_multibyte_char ... ok
[INFO] [stdout] test lang::asyncstr::tests::empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests src/bin/possum-script.rs (/opt/rustwide/target/debug/deps/possum_script-16a06d75e384deb6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests possum_script
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e05b39c32f90993ebf6f885a90d2c6fd9cbc255f974ea505fe0dc60639e0f582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05b39c32f90993ebf6f885a90d2c6fd9cbc255f974ea505fe0dc60639e0f582", kill_on_drop: false }`
[INFO] [stdout] e05b39c32f90993ebf6f885a90d2c6fd9cbc255f974ea505fe0dc60639e0f582
