[INFO] fetching crate qemu-fw-cfg 0.2.0...
[INFO] checking qemu-fw-cfg-0.2.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate qemu-fw-cfg 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate qemu-fw-cfg 0.2.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding riscv v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding riscv-rt v0.9.0 (latest: v0.12.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv-rt v0.9.0
[INFO] [stderr]   Downloaded fdt v0.1.5
[INFO] [stderr]   Downloaded riscv v0.8.0
[INFO] [stderr]   Downloaded riscv-rt-macros v0.2.1
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe0e27cf57bfb2c36fccbb14739b2f71e0442c8504a0fd98c687955b0616f4ec
[INFO] running `Command { std: "docker" "start" "-a" "fe0e27cf57bfb2c36fccbb14739b2f71e0442c8504a0fd98c687955b0616f4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe0e27cf57bfb2c36fccbb14739b2f71e0442c8504a0fd98c687955b0616f4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe0e27cf57bfb2c36fccbb14739b2f71e0442c8504a0fd98c687955b0616f4ec", kill_on_drop: false }`
[INFO] [stdout] fe0e27cf57bfb2c36fccbb14739b2f71e0442c8504a0fd98c687955b0616f4ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf25c84d0d34a7f4e3a42d5ba98f77f707a57252d59b08f52f2e9c1bdc8d82c5
[INFO] running `Command { std: "docker" "start" "-a" "cf25c84d0d34a7f4e3a42d5ba98f77f707a57252d59b08f52f2e9c1bdc8d82c5", 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[E0425]: cannot find value `Writer` in module `$crate::shared`
[INFO] [stdout]   --> tests/shared/mod.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |         $crate::shared::Writer.write_fmt(format_args!($($arg)*)).unwrap()
[INFO] [stdout]    |                         ^^^^^^ not found in `$crate::shared`
[INFO] [stdout] ...
[INFO] [stdout] 37 |     println!("{}", info);
[INFO] [stdout]    |     -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error 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] error[E0425]: cannot find function `fw_cfg` in module `shared`
[INFO] [stdout]   --> tests/main.rs:13:39
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut fw_cfg = unsafe { shared::fw_cfg() };
[INFO] [stdout]    |                                       ^^^^^^ not found in `shared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Writer` in module `shared`
[INFO] [stdout]   --> tests/main.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |     writeln!(shared::Writer, "✅ Test sucessful").unwrap();
[INFO] [stdout]    |                      ^^^^^^ not found in `shared`
[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] error[E0425]: cannot find function `exit` in this scope
[INFO] [stdout]   --> tests/shared/mod.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     exit(1)
[INFO] [stdout]    |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qemu-fw-cfg` (test "main") due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "cf25c84d0d34a7f4e3a42d5ba98f77f707a57252d59b08f52f2e9c1bdc8d82c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf25c84d0d34a7f4e3a42d5ba98f77f707a57252d59b08f52f2e9c1bdc8d82c5", kill_on_drop: false }`
[INFO] [stdout] cf25c84d0d34a7f4e3a42d5ba98f77f707a57252d59b08f52f2e9c1bdc8d82c5