[INFO] fetching crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-preview.1...
[INFO] fixing jiaxin2006-tg-rcore-tutorial-user-t4-0.0.4-preview.1 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-preview.1 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-preview.1
[INFO] finished tweaking crates.io crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-preview.1
[INFO] tweaked toml for crates.io crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-preview.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-preview.1 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jiaxin2006-tg-rcore-tutorial-user-t4 0.0.4-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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tg-rcore-tutorial-console v0.4.8
[INFO] [stderr]   Downloaded tg-rcore-tutorial-signal-defs v0.4.8
[INFO] [stderr]   Downloaded jiaxin2006-tg-rcore-tutorial-syscall-t4 v0.0.4-preview.1
[INFO] [stderr]   Downloaded customizable-buddy v0.0.2
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452
[INFO] running `Command { std: "docker" "start" "c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling jiaxin2006-tg-rcore-tutorial-syscall-t4 v0.0.4-preview.1
[INFO] [stderr]    Compiling jiaxin2006-tg-rcore-tutorial-user-t4 v0.0.4-preview.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking numeric-enum-macro v0.2.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking customizable-buddy v0.0.2
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking tg-rcore-tutorial-signal-defs v0.4.8
[INFO] [stderr]     Checking tg-rcore-tutorial-console v0.4.8
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / fn panic_handler(panic_info: &core::panic::PanicInfo) -> ! {
[INFO] [stdout] 36 | |     let err = panic_info.message();
[INFO] [stdout] 37 | |     if let Some(location) = panic_info.location() {
[INFO] [stdout] 38 | |         log::error!("Panicked at {}:{}, {err}", location.file(), location.line());
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |     unreachable!()
[INFO] [stdout] 44 | | }
[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/622891a4e29178280638a6b63a8908bde2c0c854/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ebc3593764c44f83.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`user_lib`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jiaxin2006-tg-rcore-tutorial-user-t4` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452", kill_on_drop: false }`
[INFO] [stdout] c68846a05885ae839d54e953fb7e7507f4cda763ed56931d34d0adac2e6e1452
