[INFO] fetching crate tg-rcore-sync 0.1.0-preview.1...
[INFO] testing tg-rcore-sync-0.1.0-preview.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate tg-rcore-sync 0.1.0-preview.1 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate tg-rcore-sync 0.1.0-preview.1
[INFO] finished tweaking crates.io crate tg-rcore-sync 0.1.0-preview.1
[INFO] tweaked toml for crates.io crate tg-rcore-sync 0.1.0-preview.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tg-rcore-sync 0.1.0-preview.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tg-rcore-sync 0.1.0-preview.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35e1560813d1f5eca33f3f2d2597c9e477f4159010c1406740335c359c114885
[INFO] running `Command { std: "docker" "start" "-a" "35e1560813d1f5eca33f3f2d2597c9e477f4159010c1406740335c359c114885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35e1560813d1f5eca33f3f2d2597c9e477f4159010c1406740335c359c114885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e1560813d1f5eca33f3f2d2597c9e477f4159010c1406740335c359c114885", kill_on_drop: false }`
[INFO] [stdout] 35e1560813d1f5eca33f3f2d2597c9e477f4159010c1406740335c359c114885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 870667bc1b300b01123e9a6913e21d83a2eaa8ceff427fcd7cefda5dbd0ce6bf
[INFO] running `Command { std: "docker" "start" "-a" "870667bc1b300b01123e9a6913e21d83a2eaa8ceff427fcd7cefda5dbd0ce6bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling tg-rcore-tutorial-sbi v0.4.8
[INFO] [stderr]    Compiling tg-rcore-sync v0.1.0-preview.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "870667bc1b300b01123e9a6913e21d83a2eaa8ceff427fcd7cefda5dbd0ce6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870667bc1b300b01123e9a6913e21d83a2eaa8ceff427fcd7cefda5dbd0ce6bf", kill_on_drop: false }`
[INFO] [stdout] 870667bc1b300b01123e9a6913e21d83a2eaa8ceff427fcd7cefda5dbd0ce6bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e1aa990ac7012d58022e6cba1ca77c26afa6112c824024e665b2af98453e2f4
[INFO] running `Command { std: "docker" "start" "-a" "5e1aa990ac7012d58022e6cba1ca77c26afa6112c824024e665b2af98453e2f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tg-rcore-tutorial-sbi v0.4.8
[INFO] [stderr]    Compiling tg-rcore-sync v0.1.0-preview.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | / fn panic(_info: &core::panic::PanicInfo) -> ! {
[INFO] [stdout] 40 | |     shutdown(true)
[INFO] [stdout] 41 | | }
[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/33835004928d3bf65db4d4712e1330766263b0bd/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6f68ae1f01e962b3.so, /opt/rustwide/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6f68ae1f01e962b3.rlib, /opt/rustwide/rustup-home/toolchains/33835004928d3bf65db4d4712e1330766263b0bd/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6f68ae1f01e962b3.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`tg_rcore_sync`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-sync` (bin "tg-rcore-sync" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5e1aa990ac7012d58022e6cba1ca77c26afa6112c824024e665b2af98453e2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e1aa990ac7012d58022e6cba1ca77c26afa6112c824024e665b2af98453e2f4", kill_on_drop: false }`
[INFO] [stdout] 5e1aa990ac7012d58022e6cba1ca77c26afa6112c824024e665b2af98453e2f4
