[INFO] fetching crate spork 0.1.0...
[INFO] checking spork-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate spork 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate spork 0.1.0
[INFO] finished tweaking crates.io crate spork 0.1.0
[INFO] tweaked toml for crates.io crate spork 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spork 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spork 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.148
[INFO] [stderr]   Downloaded serde v1.0.148
[INFO] [stderr]   Downloaded ipc-channel v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fec5fe6eef604faccb1d5e79f8641e298fc4d7e6b8a184f8c022f8597f66917f
[INFO] running `Command { std: "docker" "start" "-a" "fec5fe6eef604faccb1d5e79f8641e298fc4d7e6b8a184f8c022f8597f66917f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec5fe6eef604faccb1d5e79f8641e298fc4d7e6b8a184f8c022f8597f66917f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec5fe6eef604faccb1d5e79f8641e298fc4d7e6b8a184f8c022f8597f66917f", kill_on_drop: false }`
[INFO] [stdout] fec5fe6eef604faccb1d5e79f8641e298fc4d7e6b8a184f8c022f8597f66917f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 633a72862bc26416e6fec9a0debe6d81f96ca23b6c4a6d4db07691649dc58678
[INFO] running `Command { std: "docker" "start" "-a" "633a72862bc26416e6fec9a0debe6d81f96ca23b6c4a6d4db07691649dc58678", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rmp v0.8.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking thiserror v1.0.37
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rmp-serde v1.1.1
[INFO] [stderr]     Checking ipc-channel v0.16.0
[INFO] [stderr]     Checking spork v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::callable::CallableOnce`
[INFO] [stdout]  --> src/builder.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::callable::CallableOnce;
[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: `crate::callable::CallableOnce`
[INFO] [stdout]  --> src/builder.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::callable::CallableOnce;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]  --> src/catch_panic.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::panic::{AssertUnwindSafe, PanicInfo};
[INFO] [stdout]   |                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]   --> src/catch_panic.rs:33:37
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let old_panic_hook: Arc<dyn Fn(&PanicInfo<'_>) + Sync + Send + 'static> =
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]    --> src/catch_panic.rs:118:43
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn send_panic_info_to_parent(panic_info: &PanicInfo<'_>, shared_sender: &IpcBytesSender) {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]  --> src/catch_panic.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::panic::{AssertUnwindSafe, PanicInfo};
[INFO] [stdout]   |                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]   --> src/catch_panic.rs:33:37
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let old_panic_hook: Arc<dyn Fn(&PanicInfo<'_>) + Sync + Send + 'static> =
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead
[INFO] [stdout]    --> src/catch_panic.rs:118:43
[INFO] [stdout]     |
[INFO] [stdout] 118 | fn send_panic_info_to_parent(panic_info: &PanicInfo<'_>, shared_sender: &IpcBytesSender) {
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `environment` is never read
[INFO] [stdout]  --> src/builder.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Builder<E> {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 9 |     pub(crate) environment: E,
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `before_exit_hook` is never read
[INFO] [stdout]   --> src/blocking/dispatch_table.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct DispatchTable {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 21 |     pub(super) table: HashMap<EncodedCallableID, Box<dyn DispatchEntry>>,
[INFO] [stdout] 22 |     before_exit_hook: Option<Box<dyn FnOnce(&Result<(), OpaqueError>)>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stdout_thread_handle` and `stderr_thread_handle` are never read
[INFO] [stdout]   --> src/blocking/join_handle.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct JoinHandle<T> {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub(super) stdout_thread_handle: Option<std::thread::JoinHandle<()>>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub(super) stderr_thread_handle: Option<std::thread::JoinHandle<()>>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `environment` is never read
[INFO] [stdout]  --> src/builder.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Builder<E> {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 9 |     pub(crate) environment: E,
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `before_exit_hook` is never read
[INFO] [stdout]   --> src/blocking/dispatch_table.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct DispatchTable {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 21 |     pub(super) table: HashMap<EncodedCallableID, Box<dyn DispatchEntry>>,
[INFO] [stdout] 22 |     before_exit_hook: Option<Box<dyn FnOnce(&Result<(), OpaqueError>)>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stdout_thread_handle` and `stderr_thread_handle` are never read
[INFO] [stdout]   --> src/blocking/join_handle.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct JoinHandle<T> {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub(super) stdout_thread_handle: Option<std::thread::JoinHandle<()>>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub(super) stderr_thread_handle: Option<std::thread::JoinHandle<()>>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_fail_compile` is never used
[INFO] [stdout]    --> tests/tools/mod.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn should_fail_compile(source: &str) -> (String, String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_fail_compile` is never used
[INFO] [stdout]    --> tests/tools/mod.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn should_fail_compile(source: &str) -> (String, String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_fail_compile` is never used
[INFO] [stdout]    --> tests/tools/mod.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn should_fail_compile(source: &str) -> (String, String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_fail_compile` is never used
[INFO] [stdout]    --> tests/tools/mod.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn should_fail_compile(source: &str) -> (String, String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `should_fail_compile` is never used
[INFO] [stdout]    --> tests/tools/mod.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn should_fail_compile(source: &str) -> (String, String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.85s
[INFO] running `Command { std: "docker" "inspect" "633a72862bc26416e6fec9a0debe6d81f96ca23b6c4a6d4db07691649dc58678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633a72862bc26416e6fec9a0debe6d81f96ca23b6c4a6d4db07691649dc58678", kill_on_drop: false }`
[INFO] [stdout] 633a72862bc26416e6fec9a0debe6d81f96ca23b6c4a6d4db07691649dc58678
