[INFO] cloning repository https://github.com/fi0rini/ross
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fi0rini/ross" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffi0rini%2Fross", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffi0rini%2Fross'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21a9be545f12b45eeb76aaf7b731049d3efd344c
[INFO] fixing fi0rini/ross against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffi0rini%2Fross" "/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/fi0rini/ross
[INFO] finished tweaking git repo https://github.com/fi0rini/ross
[INFO] tweaked toml for git repo https://github.com/fi0rini/ross written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fi0rini/ross on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fi0rini/ross 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-6-tc1/source/kern/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2
[INFO] running `Command { std: "docker" "start" "7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/kern/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking volatile v0.1.0 (/opt/rustwide/workdir/lib/volatile)
[INFO] [stderr]    Compiling kern v0.1.0 (/opt/rustwide/workdir/kern)
[INFO] [stderr]     Checking stack-vec v0.1.0 (/opt/rustwide/workdir/lib/stack-vec)
[INFO] [stderr]     Checking mutex v0.1.0 (/opt/rustwide/workdir/lib/mutex)
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> lib/volatile/src/traits.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> lib/volatile/src/traits.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> lib/mutex/src/lib.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn try_lock(&self) -> Option<MutexGuard<T>> {
[INFO] [stdout]    |                     ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn try_lock(&self) -> Option<MutexGuard<'_, T>> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> lib/mutex/src/lib.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn lock(&self) -> MutexGuard<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn lock(&self) -> MutexGuard<'_, T> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `auto_traits` is declared but not used
[INFO] [stdout]  --> lib/volatile/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(auto_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> lib/volatile/src/traits.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> lib/volatile/src/traits.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `auto_traits` is declared but not used
[INFO] [stdout]  --> lib/volatile/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(auto_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> lib/mutex/src/lib.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn try_lock(&self) -> Option<MutexGuard<T>> {
[INFO] [stdout]    |                     ^^^^^            ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn try_lock(&self) -> Option<MutexGuard<'_, T>> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> lib/mutex/src/lib.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn lock(&self) -> MutexGuard<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn lock(&self) -> MutexGuard<'_, T> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking shim v0.1.0 (/opt/rustwide/workdir/lib/shim)
[INFO] [stderr]     Checking pi v0.1.0 (/opt/rustwide/workdir/lib/pi)
[INFO] [stdout] warning: feature `never_type` is declared but not used
[INFO] [stdout]  --> lib/pi/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(never_type)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `print` in this scope
[INFO] [stdout]    --> kern/src/console.rs:90:9
[INFO] [stdout]     |
[INFO] [stdout]  90 |         print!("{}", args);
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 | pub macro kprint($($arg:tt)*) {
[INFO] [stdout]     | ----------------------------- similarly named macro `kprint` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a macro with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout]  90 |         kprint!("{}", args);
[INFO] [stdout]     |         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kern` (bin "kern" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `never_type` is declared but not used
[INFO] [stdout]  --> lib/pi/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(never_type)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kern` (bin "kern") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2", kill_on_drop: false }`
[INFO] [stdout] 7c778172ff2ae0453302d460f13f852c93861e9989d206316ed3ebf3fa892aa2
