[INFO] cloning repository https://github.com/iliakonnov/rust-crash-sigtrap [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iliakonnov/rust-crash-sigtrap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filiakonnov%2Frust-crash-sigtrap", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filiakonnov%2Frust-crash-sigtrap'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 276e409dc89dae2086a7d90abed647838309ae28 [INFO] checking iliakonnov/rust-crash-sigtrap against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filiakonnov%2Frust-crash-sigtrap" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iliakonnov/rust-crash-sigtrap on toolchain 613bdd49978298648ed05ace086bd1ecad54b44a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/iliakonnov/rust-crash-sigtrap [INFO] finished tweaking git repo https://github.com/iliakonnov/rust-crash-sigtrap [INFO] tweaked toml for git repo https://github.com/iliakonnov/rust-crash-sigtrap written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/iliakonnov/rust-crash-sigtrap already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c86ff818fa6a17857db56bda0f25b7f5b7d6a7b43519a16720ac3ed131a9ec2d [INFO] running `Command { std: "docker" "start" "-a" "c86ff818fa6a17857db56bda0f25b7f5b7d6a7b43519a16720ac3ed131a9ec2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c86ff818fa6a17857db56bda0f25b7f5b7d6a7b43519a16720ac3ed131a9ec2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c86ff818fa6a17857db56bda0f25b7f5b7d6a7b43519a16720ac3ed131a9ec2d", kill_on_drop: false }` [INFO] [stdout] c86ff818fa6a17857db56bda0f25b7f5b7d6a7b43519a16720ac3ed131a9ec2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da548358282dd15601659f8b0252bfd142d0b0f0ebc9f40e9ee8a7a8fc46f697 [INFO] running `Command { std: "docker" "start" "-a" "da548358282dd15601659f8b0252bfd142d0b0f0ebc9f40e9ee8a7a8fc46f697", kill_on_drop: false }` [INFO] [stderr] Checking minimal v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / fn panic(_panic: &PanicInfo<'_>) -> ! { [INFO] [stdout] 8 | | loop {} [INFO] [stdout] 9 | | } [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/613bdd49978298648ed05ace086bd1ecad54b44a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-54c13a3455b13793.rlib [INFO] [stdout] = note: second definition in the local crate (`minimal`) [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` (bin "minimal" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "da548358282dd15601659f8b0252bfd142d0b0f0ebc9f40e9ee8a7a8fc46f697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da548358282dd15601659f8b0252bfd142d0b0f0ebc9f40e9ee8a7a8fc46f697", kill_on_drop: false }` [INFO] [stdout] da548358282dd15601659f8b0252bfd142d0b0f0ebc9f40e9ee8a7a8fc46f697