[INFO] cloning repository https://github.com/marycourtland/magpie
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marycourtland/magpie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarycourtland%2Fmagpie", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarycourtland%2Fmagpie'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 780c1c78f83cdfa13980efd5a4f2c24ebb4d8183
[INFO] testing marycourtland/magpie against master#d933cf483edf1605142ac6899ff32536c0ad8b22 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarycourtland%2Fmagpie" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marycourtland/magpie
[INFO] finished tweaking git repo https://github.com/marycourtland/magpie
[INFO] tweaked toml for git repo https://github.com/marycourtland/magpie written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marycourtland/magpie on toolchain d933cf483edf1605142ac6899ff32536c0ad8b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marycourtland/magpie 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" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c348fdd8ae3e03f9e0a1151087fe7a25dc9f3d18af85578a85b2c221bdf007aa
[INFO] running `Command { std: "docker" "start" "-a" "c348fdd8ae3e03f9e0a1151087fe7a25dc9f3d18af85578a85b2c221bdf007aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c348fdd8ae3e03f9e0a1151087fe7a25dc9f3d18af85578a85b2c221bdf007aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c348fdd8ae3e03f9e0a1151087fe7a25dc9f3d18af85578a85b2c221bdf007aa", kill_on_drop: false }`
[INFO] [stdout] c348fdd8ae3e03f9e0a1151087fe7a25dc9f3d18af85578a85b2c221bdf007aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ba64da5209459fea438f7042cd4faec1c703f257c6520b1476bca9e4ecf98a1
[INFO] running `Command { std: "docker" "start" "-a" "7ba64da5209459fea438f7042cd4faec1c703f257c6520b1476bca9e4ecf98a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling magpie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         asm!("bne wait1$");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |         asm!("cmp r2,#0");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         asm!("sub r2,#1");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         asm!("wait1$:");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         asm!("mov r2,{0}", in(reg) hex_countdown);
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         asm!("b 2b");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         asm!("2:");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         asm!("b 1b");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         asm!("1:");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         asm!("str r1,[r0]");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         asm!("lsl r1,#15");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         asm!("ldr r1,=0x1");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         asm!("ldr r0,=0x20200020");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         asm!("str r1,[r0]");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         asm!("lsl r1,#15");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         asm!("ldr r1,=0x1");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         asm!("ldr r0,=0x2020002C");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         asm!("str r1,[r0]");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         asm!("lsl r1,#21");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         asm!("ldr r1,=0x1");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/pi/act_led.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         asm!("ldr r0,=0x20200010");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout]  2 + use core::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_intrinsics, core_panic, lang_items, asm, repr_simd)]
[INFO] [stdout]   |                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_intrinsics, core_panic, lang_items, asm, repr_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub extern fn kernel_main() {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub extern fn __aeabi_unwind_cpp_pr0() {}
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub extern fn eh_personality() {}
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub extern fn _Unwind_Resume() { loop {} }
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:53
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_intrinsics, core_panic, lang_items, asm, repr_simd)]
[INFO] [stdout]   |                                                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `core_panic`
[INFO] [stdout]  --> src/lib.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_intrinsics, core_panic, lang_items, asm, repr_simd)]
[INFO] [stdout]   |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/pi/act_led.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/pi/act_led.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     for i in 0..times {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `magpie` (lib) due to 22 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7ba64da5209459fea438f7042cd4faec1c703f257c6520b1476bca9e4ecf98a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba64da5209459fea438f7042cd4faec1c703f257c6520b1476bca9e4ecf98a1", kill_on_drop: false }`
[INFO] [stdout] 7ba64da5209459fea438f7042cd4faec1c703f257c6520b1476bca9e4ecf98a1