[INFO] fetching crate fe_rtos 0.1.1...
[INFO] testing fe_rtos-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate fe_rtos 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fe_rtos 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fe_rtos 0.1.1
[INFO] finished tweaking crates.io crate fe_rtos 0.1.1
[INFO] tweaked toml for crates.io crate fe_rtos 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c6c23976221983c38c96d8c53106d4033fdc05ef21d62fc8ec2dfd611f119a4
[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" "2c6c23976221983c38c96d8c53106d4033fdc05ef21d62fc8ec2dfd611f119a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c6c23976221983c38c96d8c53106d4033fdc05ef21d62fc8ec2dfd611f119a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6c23976221983c38c96d8c53106d4033fdc05ef21d62fc8ec2dfd611f119a4", kill_on_drop: false }`
[INFO] [stdout] 2c6c23976221983c38c96d8c53106d4033fdc05ef21d62fc8ec2dfd611f119a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d96e244b9d8e4673ace95f77be3f398a9d7d01c3c1277fea168ceedd4dbc1136
[INFO] running `Command { std: "docker" "start" "-a" "d96e244b9d8e4673ace95f77be3f398a9d7d01c3c1277fea168ceedd4dbc1136", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cty v0.1.5
[INFO] [stderr]    Compiling fe_osi v0.1.1
[INFO] [stderr]    Compiling fe_rtos v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling cstr_core v0.1.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[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]   --> 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]   --> 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]   --> 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]   --> 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]   --> 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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "d96e244b9d8e4673ace95f77be3f398a9d7d01c3c1277fea168ceedd4dbc1136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96e244b9d8e4673ace95f77be3f398a9d7d01c3c1277fea168ceedd4dbc1136", kill_on_drop: false }`
[INFO] [stdout] d96e244b9d8e4673ace95f77be3f398a9d7d01c3c1277fea168ceedd4dbc1136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da07ef3e019fb515bb95b19a0fbd3411ec539d6a44c3fabf5044c8445bfbcb21
[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" "da07ef3e019fb515bb95b19a0fbd3411ec539d6a44c3fabf5044c8445bfbcb21", kill_on_drop: false }`
[INFO] [stderr]    Compiling fe_rtos v0.1.1 (/opt/rustwide/workdir)
[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]   --> 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]   --> 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]   --> 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]   --> 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]   --> 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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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-e9bebf52ab487fb8.rlib
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.so, /opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/interrupt.rs:92:1
[INFO] [stdout]    |
[INFO] [stdout] 92 | 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/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.so, /opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.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]   --> 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]   --> 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]   --> 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]   --> 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]   --> 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] [stderr] error: could not compile `fe_rtos` due to 3 previous errors; 5 warnings emitted
[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] running `Command { std: "docker" "inspect" "da07ef3e019fb515bb95b19a0fbd3411ec539d6a44c3fabf5044c8445bfbcb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da07ef3e019fb515bb95b19a0fbd3411ec539d6a44c3fabf5044c8445bfbcb21", kill_on_drop: false }`
[INFO] [stdout] da07ef3e019fb515bb95b19a0fbd3411ec539d6a44c3fabf5044c8445bfbcb21