[INFO] fetching crate qemu-fw-cfg 0.2.0...
[INFO] checking qemu-fw-cfg-0.2.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate qemu-fw-cfg 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate qemu-fw-cfg 0.2.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "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 riscv-rt v0.9.0 (available: v0.13.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-rt v0.9.0
[INFO] [stderr]   Downloaded riscv-rt-macros v0.2.2
[INFO] [stderr]   Downloaded riscv v0.8.0
[INFO] [stderr]   Downloaded fdt v0.1.5
[INFO] [stderr]   Downloaded r0 v1.0.0
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b732cc1d5407f6ccb8dd3a77698e17b06aa637678dc575353c398ccdc0b474d1
[INFO] running `Command { std: "docker" "start" "-a" "b732cc1d5407f6ccb8dd3a77698e17b06aa637678dc575353c398ccdc0b474d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b732cc1d5407f6ccb8dd3a77698e17b06aa637678dc575353c398ccdc0b474d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b732cc1d5407f6ccb8dd3a77698e17b06aa637678dc575353c398ccdc0b474d1", kill_on_drop: false }`
[INFO] [stdout] b732cc1d5407f6ccb8dd3a77698e17b06aa637678dc575353c398ccdc0b474d1
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7104df08b02063d1db6b7c25516bf2419af3332ef431b46239e9aeb614f9bbea
[INFO] running `Command { std: "docker" "start" "-a" "7104df08b02063d1db6b7c25516bf2419af3332ef431b46239e9aeb614f9bbea", 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] 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 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7104df08b02063d1db6b7c25516bf2419af3332ef431b46239e9aeb614f9bbea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7104df08b02063d1db6b7c25516bf2419af3332ef431b46239e9aeb614f9bbea", kill_on_drop: false }`
[INFO] [stdout] 7104df08b02063d1db6b7c25516bf2419af3332ef431b46239e9aeb614f9bbea
