[INFO] cloning repository https://github.com/badrobotics/FeRTOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/badrobotics/FeRTOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadrobotics%2FFeRTOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadrobotics%2FFeRTOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 688e48767ad01bd9def75ba2829ef1b32958ddb0
[INFO] checking badrobotics/FeRTOS against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadrobotics%2FFeRTOS" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/badrobotics/FeRTOS on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking git repo https://github.com/badrobotics/FeRTOS
[INFO] finished tweaking git repo https://github.com/badrobotics/FeRTOS
[INFO] tweaked toml for git repo https://github.com/badrobotics/FeRTOS written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tm4c123x-hal v0.10.2
[INFO] [stderr]   Downloaded tm4c-hal v0.4.1
[INFO] [stderr]   Downloaded cstr_core v0.2.3
[INFO] [stderr]   Downloaded tm4c129x-hal v0.9.2
[INFO] [stderr]   Downloaded tm4c129x v0.9.0
[INFO] [stderr]   Downloaded tm4c123x v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d8770437ca03a28cf9e406b824fa29c000eec2bdabe8d2eecc317854e28f139
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d8770437ca03a28cf9e406b824fa29c000eec2bdabe8d2eecc317854e28f139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d8770437ca03a28cf9e406b824fa29c000eec2bdabe8d2eecc317854e28f139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8770437ca03a28cf9e406b824fa29c000eec2bdabe8d2eecc317854e28f139", kill_on_drop: false }`
[INFO] [stdout] 9d8770437ca03a28cf9e406b824fa29c000eec2bdabe8d2eecc317854e28f139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 511c0c817e88b56934357dd50ef761720032db39c27ad5ed3cc4296cd4ef6a65
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "511c0c817e88b56934357dd50ef761720032db39c27ad5ed3cc4296cd4ef6a65", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling tm4c129x v0.9.0
[INFO] [stderr]    Compiling qemu_project v0.1.0 (/opt/rustwide/workdir/examples/qemu_project)
[INFO] [stderr]    Compiling tm4c129x-hal v0.9.2
[INFO] [stderr]    Compiling fertos-project v0.1.0 (/opt/rustwide/workdir/examples/fertos_project)
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking cstr_core v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling fe_osi v0.1.1 (/opt/rustwide/workdir/fe_osi)
[INFO] [stderr]    Compiling fe_rtos v0.1.1 (/opt/rustwide/workdir/fe_rtos)
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_osi/src/semaphore.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 .compare_and_swap(old_val, old_val - 1, Ordering::SeqCst)
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_osi/src/semaphore.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .compare_and_swap(old_val, old_val - 1, Ordering::SeqCst)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `oom`
[INFO] [stdout]   --> fe_osi/src/allocator.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn error_handler(layout: Layout) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/7b3565da729099dbe807466fcd118fb2815986e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-61556e43b375c2c0.rlib
[INFO] [stdout]    = note: second definition in the local crate (`fe_osi`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_osi/src/semaphore.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 .compare_and_swap(old_val, old_val - 1, Ordering::SeqCst)
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_osi/src/semaphore.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .compare_and_swap(old_val, old_val - 1, Ordering::SeqCst)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fe_osi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `oom`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `fe_osi` (which `fe_rtos` depends on)
[INFO] [stdout]   = note: first definition in `fe_osi` loaded from /opt/rustwide/target/debug/deps/libfe_osi-5218ff4ac4bc71d6.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/7b3565da729099dbe807466fcd118fb2815986e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-61556e43b375c2c0.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> fe_rtos/src/interrupt.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn panic(panic_info: &PanicInfo<'_>) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/7b3565da729099dbe807466fcd118fb2815986e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-61556e43b375c2c0.rlib
[INFO] [stdout]    = note: second definition in the local crate (`fe_rtos`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/spinlock.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |             if self.count.compare_and_swap(0, 1, Ordering::SeqCst) == 0 {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/spinlock.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if self.count.compare_and_swap(0, 1, Ordering::SeqCst) == 0 {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/task/task_state.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |         if !self.in_use.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/task/task_state.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |         if !self.in_use.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/task/tick.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .compare_and_swap(old_msb, old_msb + 1, Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/spinlock.rs:22:27
[INFO] [stdout]    |
[INFO] [stdout] 22 |             if self.count.compare_and_swap(0, 1, Ordering::SeqCst) == 0 {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/spinlock.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if self.count.compare_and_swap(0, 1, Ordering::SeqCst) == 0 {
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/task/task_state.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |         if !self.in_use.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/task/task_state.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |         if !self.in_use.compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::sync::atomic::AtomicU32::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> fe_rtos/src/task/tick.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .compare_and_swap(old_msb, old_msb + 1, Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inc`
[INFO] [stdout]   --> fe_rtos/src/task/tick.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn inc(&self) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sys_tick`
[INFO] [stdout]    --> fe_rtos/src/task/mod.rs:155:33
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub(crate) unsafe extern "C" fn sys_tick() {
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `idle`
[INFO] [stdout]    --> fe_rtos/src/task/mod.rs:432:15
[INFO] [stdout]     |
[INFO] [stdout] 432 | pub(crate) fn idle() {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "511c0c817e88b56934357dd50ef761720032db39c27ad5ed3cc4296cd4ef6a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511c0c817e88b56934357dd50ef761720032db39c27ad5ed3cc4296cd4ef6a65", kill_on_drop: false }`
[INFO] [stdout] 511c0c817e88b56934357dd50ef761720032db39c27ad5ed3cc4296cd4ef6a65