[INFO] fetching crate panic-ramdump 0.1.1...
[INFO] testing panic-ramdump-0.1.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate panic-ramdump 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate panic-ramdump 0.1.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 427bec9d46e7aa52e8750effa22a9fd707c34c603253d849256443779b373c59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "427bec9d46e7aa52e8750effa22a9fd707c34c603253d849256443779b373c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "427bec9d46e7aa52e8750effa22a9fd707c34c603253d849256443779b373c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427bec9d46e7aa52e8750effa22a9fd707c34c603253d849256443779b373c59", kill_on_drop: false }`
[INFO] [stdout] 427bec9d46e7aa52e8750effa22a9fd707c34c603253d849256443779b373c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d7d31acce187ef164a9e116ee9b21a3499f560c8ad67d73ae7910c79817152
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07d7d31acce187ef164a9e116ee9b21a3499f560c8ad67d73ae7910c79817152", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling aligned v0.3.5
[INFO] [stderr]    Compiling panic-ramdump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `Command { std: "docker" "inspect" "07d7d31acce187ef164a9e116ee9b21a3499f560c8ad67d73ae7910c79817152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d7d31acce187ef164a9e116ee9b21a3499f560c8ad67d73ae7910c79817152", kill_on_drop: false }`
[INFO] [stdout] 07d7d31acce187ef164a9e116ee9b21a3499f560c8ad67d73ae7910c79817152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c42998cb3fe0f5656f7f3f5ef358c07f6157edbcc35720fa0fcba6a4747f799
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c42998cb3fe0f5656f7f3f5ef358c07f6157edbcc35720fa0fcba6a4747f799", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic-ramdump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.so, /opt/rustwide/rustup-home/toolchains/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.rlib
[INFO] [stdout]    = note: second definition in the local crate (`panic_ramdump`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `panic-ramdump` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c42998cb3fe0f5656f7f3f5ef358c07f6157edbcc35720fa0fcba6a4747f799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c42998cb3fe0f5656f7f3f5ef358c07f6157edbcc35720fa0fcba6a4747f799", kill_on_drop: false }`
[INFO] [stdout] 0c42998cb3fe0f5656f7f3f5ef358c07f6157edbcc35720fa0fcba6a4747f799