[INFO] fetching crate qemu-fw-cfg 0.2.0...
[INFO] checking qemu-fw-cfg-0.2.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate qemu-fw-cfg 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate qemu-fw-cfg 0.2.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate qemu-fw-cfg 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate qemu-fw-cfg 0.2.0
[INFO] tweaked toml for crates.io crate qemu-fw-cfg 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding riscv v0.8.0 (available: v0.11.1)
[INFO] [stderr]       Adding riscv-rt v0.9.0 (available: v0.12.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-rt-macros v0.2.1
[INFO] [stderr]   Downloaded riscv v0.8.0
[INFO] [stderr]   Downloaded riscv-rt v0.9.0
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8805f4da898a1f8ffab8daef8c3265cb6cdc1659709452dfdae65695e1569cc
[INFO] running `Command { std: "docker" "start" "-a" "f8805f4da898a1f8ffab8daef8c3265cb6cdc1659709452dfdae65695e1569cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8805f4da898a1f8ffab8daef8c3265cb6cdc1659709452dfdae65695e1569cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8805f4da898a1f8ffab8daef8c3265cb6cdc1659709452dfdae65695e1569cc", kill_on_drop: false }`
[INFO] [stdout] f8805f4da898a1f8ffab8daef8c3265cb6cdc1659709452dfdae65695e1569cc
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78b39826116147bef7a97288dfaa997a206fbb03d6351f3a838feb2aafade2a3
[INFO] running `Command { std: "docker" "start" "-a" "78b39826116147bef7a97288dfaa997a206fbb03d6351f3a838feb2aafade2a3", kill_on_drop: false }`
[INFO] [stderr]     Checking qemu-fw-cfg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `arch`
[INFO] [stdout]  --> tests/shared/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use arch::*;
[INFO] [stdout]   |         ^^^^ help: a similar path exists: `core::arch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `default_alloc_error_handler` has been stable since 1.68.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> tests/main.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "alloc", feature(default_alloc_error_handler))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> tests/shared/mod.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use core::fmt::Write;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     println!("{}", info);
[INFO] [stdout]    |     -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]  --> tests/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use core::fmt::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qemu-fw-cfg` (test "main") due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "78b39826116147bef7a97288dfaa997a206fbb03d6351f3a838feb2aafade2a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b39826116147bef7a97288dfaa997a206fbb03d6351f3a838feb2aafade2a3", kill_on_drop: false }`
[INFO] [stdout] 78b39826116147bef7a97288dfaa997a206fbb03d6351f3a838feb2aafade2a3