[INFO] cloning repository https://github.com/mattr/ruos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattr/ruos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattr%2Fruos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattr%2Fruos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 577071c2f36395315d2d082ed102bab8f2603fad [INFO] checking mattr/ruos against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattr%2Fruos" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mattr/ruos on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-8/source/.cargo/config [INFO] started tweaking git repo https://github.com/mattr/ruos [INFO] finished tweaking git repo https://github.com/mattr/ruos [INFO] tweaked toml for git repo https://github.com/mattr/ruos written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/mattr/ruos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3327777756f33f88228e71634f22fde93bfe1f0ac6928b7ccfc4a78875deddb3 [INFO] running `Command { std: "docker" "start" "-a" "3327777756f33f88228e71634f22fde93bfe1f0ac6928b7ccfc4a78875deddb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3327777756f33f88228e71634f22fde93bfe1f0ac6928b7ccfc4a78875deddb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3327777756f33f88228e71634f22fde93bfe1f0ac6928b7ccfc4a78875deddb3", kill_on_drop: false }` [INFO] [stdout] 3327777756f33f88228e71634f22fde93bfe1f0ac6928b7ccfc4a78875deddb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7727bae7073ddc0ef1435f2b3c29de5904f558f54131f09bbd4f397e6a36cf1c [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" "7727bae7073ddc0ef1435f2b3c29de5904f558f54131f09bbd4f397e6a36cf1c", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling bootloader v0.8.2 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking volatile v0.2.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ruos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/main.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | / fn panic(info: &PanicInfo) -> ! { [INFO] [stdout] 17 | | println!("{}", info); [INFO] [stdout] 18 | | loop {} [INFO] [stdout] 19 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [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 `ruos`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "7727bae7073ddc0ef1435f2b3c29de5904f558f54131f09bbd4f397e6a36cf1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7727bae7073ddc0ef1435f2b3c29de5904f558f54131f09bbd4f397e6a36cf1c", kill_on_drop: false }` [INFO] [stdout] 7727bae7073ddc0ef1435f2b3c29de5904f558f54131f09bbd4f397e6a36cf1c