[INFO] crate panic-ramdump 0.1.1 is already in cache
[INFO] checking panic-ramdump-0.1.1 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate panic-ramdump 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate panic-ramdump 0.1.1 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate panic-ramdump 0.1.1
[INFO] finished tweaking crates.io crate panic-ramdump 0.1.1
[INFO] tweaked toml for crates.io crate panic-ramdump 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a361748e51a596b70edec45f531354d9348595f8f3f57336996d2c5b3f4d1d2f
[INFO] running `"docker" "start" "-a" "a361748e51a596b70edec45f531354d9348595f8f3f57336996d2c5b3f4d1d2f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-ramdump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stderr]   --> src/lib.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stderr] 71 | |     interrupt::disable();
[INFO] [stderr] 72 | |
[INFO] [stderr] 73 | |     writeln!(Ram { offset: 0 }, "{}", info).ok();
[INFO] [stderr] 74 | |
[INFO] [stderr] 75 | |     loop {}
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0152`.
[INFO] [stderr] error: could not compile `panic-ramdump`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a361748e51a596b70edec45f531354d9348595f8f3f57336996d2c5b3f4d1d2f"`
[INFO] running `"docker" "rm" "-f" "a361748e51a596b70edec45f531354d9348595f8f3f57336996d2c5b3f4d1d2f"`
[INFO] [stdout] a361748e51a596b70edec45f531354d9348595f8f3f57336996d2c5b3f4d1d2f