[INFO] cloning repository https://github.com/PhantomOS/PhantomOS-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhantomOS/PhantomOS-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantomOS%2FPhantomOS-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantomOS%2FPhantomOS-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec9893c82a9a3716802a87f0a2438bcd6e15ad58
[INFO] checking PhantomOS/PhantomOS-Rust against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantomOS%2FPhantomOS-Rust" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhantomOS/PhantomOS-Rust on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PhantomOS/PhantomOS-Rust
[INFO] finished tweaking git repo https://github.com/PhantomOS/PhantomOS-Rust
[INFO] tweaked toml for git repo https://github.com/PhantomOS/PhantomOS-Rust written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/PhantomOS/PhantomOS-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6516d49a0264b07dadb62b8694a6c0ff442ee914a4a66dbc2f77c1e97358d295
[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" "6516d49a0264b07dadb62b8694a6c0ff442ee914a4a66dbc2f77c1e97358d295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6516d49a0264b07dadb62b8694a6c0ff442ee914a4a66dbc2f77c1e97358d295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6516d49a0264b07dadb62b8694a6c0ff442ee914a4a66dbc2f77c1e97358d295", kill_on_drop: false }`
[INFO] [stdout] 6516d49a0264b07dadb62b8694a6c0ff442ee914a4a66dbc2f77c1e97358d295
[INFO] running `Command { std: "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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d26c2df2efc7299540afdf0b80c76269b3692d2ce9b96e7265602d60bac85cb
[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" "5d26c2df2efc7299540afdf0b80c76269b3692d2ce9b96e7265602d60bac85cb", kill_on_drop: false }`
[INFO] [stderr]     Checking phantom-panic-halt v0.1.0 (/opt/rustwide/workdir/phantom-panic-halt)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> phantom-panic-halt/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn panic(_: &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/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib
[INFO] [stdout]    = note: second definition in the local crate (`phantom_panic_halt`)
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stderr]     Checking phantom-loader v0.1.0 (/opt/rustwide/workdir/phantom-loader)
[INFO] [stderr] error: could not compile `phantom-panic-halt` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: environment variable `base_dirs` not defined
[INFO] [stdout]  --> phantom-loader/src/search.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const BASE_DIRS: &'static str = core::env!("base_dirs");
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `core::env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `search_path` not defined
[INFO] [stdout]  --> phantom-loader/src/search.rs:2:39
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const SEARCH_PATH: &'static str = core::env!("search_path");
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `core::env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `kernel_name` not defined
[INFO] [stdout]  --> phantom-loader/src/search.rs:3:39
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const KERNEL_NAME: &'static str = core::env!("kernel_name");
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `core::env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `phantom_panic_halt` (which `phantom_loader` depends on)
[INFO] [stdout]   = note: first definition in `phantom_panic_halt` loaded from /opt/rustwide/target/debug/deps/libphantom_panic_halt-5ac862e1d1a23077.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5d26c2df2efc7299540afdf0b80c76269b3692d2ce9b96e7265602d60bac85cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d26c2df2efc7299540afdf0b80c76269b3692d2ce9b96e7265602d60bac85cb", kill_on_drop: false }`
[INFO] [stdout] 5d26c2df2efc7299540afdf0b80c76269b3692d2ce9b96e7265602d60bac85cb