[INFO] fetching crate harsark 0.3.5...
[INFO] checking harsark-0.3.5 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate harsark 0.3.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate harsark 0.3.5 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate harsark 0.3.5
[INFO] finished tweaking crates.io crate harsark 0.3.5
[INFO] tweaked toml for crates.io crate harsark 0.3.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded linked_list_allocator v0.8.11
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded alloc-cortex-m v0.4.1
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", 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] 1360c7bc2300bee4c4ece369a27c332e5783998fec7648949c318e2dea291b15
[INFO] running `Command { std: "docker" "start" "-a" "1360c7bc2300bee4c4ece369a27c332e5783998fec7648949c318e2dea291b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1360c7bc2300bee4c4ece369a27c332e5783998fec7648949c318e2dea291b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1360c7bc2300bee4c4ece369a27c332e5783998fec7648949c318e2dea291b15", kill_on_drop: false }`
[INFO] [stdout] 1360c7bc2300bee4c4ece369a27c332e5783998fec7648949c318e2dea291b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a2ffbe34e1d6f3ff45020c3776f7822bc945260dca4036136bd91a204f89365
[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" "3a2ffbe34e1d6f3ff45020c3776f7822bc945260dca4036136bd91a204f89365", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stdout] error[E0425]: cannot find function `__basepri_r` in module `crate::asm::inline`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/register/basepri.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     call_asm!(__basepri_r() -> u8)
[INFO] [stdout]   |               ^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__basepri_w` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/register/basepri.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |         call_asm!(__basepri_w(basepri: u8));
[INFO] [stdout]    |                   ^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__basepri_max` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/register/basepri_max.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         call_asm!(__basepri_max(basepri: u8));
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__faultmask_r` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/register/faultmask.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let r: u32 = call_asm!(__faultmask_r() -> u32);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `r0`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/../asm/inline.rs:188:24
[INFO] [stdout]     |
[INFO] [stdout] 188 |     asm!("bkpt #0xab", inout("r0") nr, in("r1") arg);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `r1`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/../asm/inline.rs:188:40
[INFO] [stdout]     |
[INFO] [stdout] 188 |     asm!("bkpt #0xab", inout("r0") nr, in("r1") arg);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cortex-m`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3a2ffbe34e1d6f3ff45020c3776f7822bc945260dca4036136bd91a204f89365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2ffbe34e1d6f3ff45020c3776f7822bc945260dca4036136bd91a204f89365", kill_on_drop: false }`
[INFO] [stdout] 3a2ffbe34e1d6f3ff45020c3776f7822bc945260dca4036136bd91a204f89365