[INFO] cloning repository https://github.com/rainux/hello-world-minimal-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rainux/hello-world-minimal-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainux%2Fhello-world-minimal-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainux%2Fhello-world-minimal-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64e134cd08e27f679ad744a37f02dfba4d8e1dfb [INFO] checking rainux/hello-world-minimal-rust against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainux%2Fhello-world-minimal-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rainux/hello-world-minimal-rust on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rainux/hello-world-minimal-rust [INFO] finished tweaking git repo https://github.com/rainux/hello-world-minimal-rust [INFO] tweaked toml for git repo https://github.com/rainux/hello-world-minimal-rust written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/rainux/hello-world-minimal-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] afafd30a72b7020c56715143bcdee788233cdefcb1edbf393b9345d6784c30cb [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" "afafd30a72b7020c56715143bcdee788233cdefcb1edbf393b9345d6784c30cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "afafd30a72b7020c56715143bcdee788233cdefcb1edbf393b9345d6784c30cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afafd30a72b7020c56715143bcdee788233cdefcb1edbf393b9345d6784c30cb", kill_on_drop: false }` [INFO] [stdout] afafd30a72b7020c56715143bcdee788233cdefcb1edbf393b9345d6784c30cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43f4f3f15d2f30a4a8dbd8bac29c6b5414a7eb19efe745aaa1faa06852ca12fa [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" "43f4f3f15d2f30a4a8dbd8bac29c6b5414a7eb19efe745aaa1faa06852ca12fa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking minimal-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/main.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | fn panic(_info: &core::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/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-21256c14e4504640.rlib [INFO] [stdout] = note: second definition in the local crate (`minimal_rust`) [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] error: could not compile `minimal-rust` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "43f4f3f15d2f30a4a8dbd8bac29c6b5414a7eb19efe745aaa1faa06852ca12fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43f4f3f15d2f30a4a8dbd8bac29c6b5414a7eb19efe745aaa1faa06852ca12fa", kill_on_drop: false }` [INFO] [stdout] 43f4f3f15d2f30a4a8dbd8bac29c6b5414a7eb19efe745aaa1faa06852ca12fa