[INFO] fetching crate hopter 0.3.1...
[INFO] testing hopter-0.3.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate hopter 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate hopter 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hopter 0.3.1
[INFO] tweaked toml for crates.io crate hopter 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hopter 0.3.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hopter 0.3.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32f0xx-hal v0.18.0
[INFO] [stderr]   Downloaded hopter_proc_macro v0.3.1
[INFO] [stderr]   Downloaded int-enum v1.1.2
[INFO] [stderr]   Downloaded embedded-storage v0.3.1
[INFO] [stderr]   Downloaded fugit-timer v0.1.3
[INFO] [stderr]   Downloaded bxcan v0.6.2
[INFO] [stderr]   Downloaded concat-idents v1.1.5
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.5.0
[INFO] [stderr]   Downloaded hopter_conf_params v0.3.0
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.21.0
[INFO] [stderr]   Downloaded stm32f0 v0.14.0
[INFO] [stderr]   Downloaded stm32f4 v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c997193834f5ff60c0b8b12a56be038a0f4f65732550caabfaef520aba0e64f2
[INFO] running `Command { std: "docker" "start" "-a" "c997193834f5ff60c0b8b12a56be038a0f4f65732550caabfaef520aba0e64f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c997193834f5ff60c0b8b12a56be038a0f4f65732550caabfaef520aba0e64f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c997193834f5ff60c0b8b12a56be038a0f4f65732550caabfaef520aba0e64f2", kill_on_drop: false }`
[INFO] [stdout] c997193834f5ff60c0b8b12a56be038a0f4f65732550caabfaef520aba0e64f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5d7b8c0d1d9d21ac8e13aa6a87bcd11cbdb69923dfb60e0262fbe093164b5bd
[INFO] running `Command { std: "docker" "start" "-a" "e5d7b8c0d1d9d21ac8e13aa6a87bcd11cbdb69923dfb60e0262fbe093164b5bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling int-enum v1.1.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.5.0
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling hopter_conf_params v0.3.0
[INFO] [stderr]    Compiling hopter v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling intrusive-collections v0.9.7
[INFO] [stderr]    Compiling gimli v0.29.0
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stdout] error[E0425]: cannot find function `__basepri_r` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/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]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__basepri_w` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/register/basepri.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |         call_asm!(__basepri_w(basepri: u8));
[INFO] [stdout]    |                   ^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[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/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/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]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__faultmask_r` in module `crate::asm::inline`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/register/faultmask.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let r: u32 = call_asm!(__faultmask_r() -> u32);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^ not found in `crate::asm::inline`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 |                 () => crate::asm::inline::$func($($args),*),
[INFO] [stdout]    |                                           ----- due to this macro variable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `r0`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/../asm/inline.rs:197:24
[INFO] [stdout]     |
[INFO] [stdout] 197 |     asm!("bkpt #0xab", inout("r0") nr, in("r1") arg, options(nomem, nostack, preserves_flags));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `r1`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/../asm/inline.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |     asm!("bkpt #0xab", inout("r0") nr, in("r1") arg, options(nomem, nostack, preserves_flags));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^
[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` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e5d7b8c0d1d9d21ac8e13aa6a87bcd11cbdb69923dfb60e0262fbe093164b5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d7b8c0d1d9d21ac8e13aa6a87bcd11cbdb69923dfb60e0262fbe093164b5bd", kill_on_drop: false }`
[INFO] [stdout] e5d7b8c0d1d9d21ac8e13aa6a87bcd11cbdb69923dfb60e0262fbe093164b5bd