[INFO] cloning repository https://github.com/totalspectrum/min_rust_rvp2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/totalspectrum/min_rust_rvp2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotalspectrum%2Fmin_rust_rvp2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotalspectrum%2Fmin_rust_rvp2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af7154156dbb1feb6c8514b6550fbe413eae3597
[INFO] checking totalspectrum/min_rust_rvp2 against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotalspectrum%2Fmin_rust_rvp2" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/totalspectrum/min_rust_rvp2
[INFO] finished tweaking git repo https://github.com/totalspectrum/min_rust_rvp2
[INFO] tweaked toml for git repo https://github.com/totalspectrum/min_rust_rvp2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/totalspectrum/min_rust_rvp2 on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/totalspectrum/min_rust_rvp2 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b739af1ee8debadcd204e64fe0752dfa3022c2bbb37a5e1f7ccd91b2bbf7906
[INFO] running `Command { std: "docker" "start" "-a" "9b739af1ee8debadcd204e64fe0752dfa3022c2bbb37a5e1f7ccd91b2bbf7906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b739af1ee8debadcd204e64fe0752dfa3022c2bbb37a5e1f7ccd91b2bbf7906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b739af1ee8debadcd204e64fe0752dfa3022c2bbb37a5e1f7ccd91b2bbf7906", kill_on_drop: false }`
[INFO] [stdout] 9b739af1ee8debadcd204e64fe0752dfa3022c2bbb37a5e1f7ccd91b2bbf7906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f4a38e9bbf40a6dca46dc1ae51dcc7ad0c3ae27ac70e77b576caf09f674bc5d
[INFO] running `Command { std: "docker" "start" "-a" "2f4a38e9bbf40a6dca46dc1ae51dcc7ad0c3ae27ac70e77b576caf09f674bc5d", kill_on_drop: false }`
[INFO] [stderr]     Checking minrvp2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / fn panic(_panic: &PanicInfo<'_>) -> ! {
[INFO] [stdout] 16 | |   loop { }
[INFO] [stdout] 17 | | }
[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/50f413885985a8b0a0b6ca0766a0aedd45304953/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4de43f65d1ac696e.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`minrvp2`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minrvp2` (bin "minrvp2" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/main.rs:30:40
[INFO] [stdout]    |
[INFO] [stdout] 30 |       ".insn s CUSTOM_0, 2, x0, -0x400({z})",
[INFO] [stdout]    |                                        ^^^
[INFO] [stdout] 31 |         z = in(reg) p
[INFO] [stdout]    |                     - for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout]    = note: `#[warn(asm_sub_register)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: formatting may not be suitable for sub-register argument
[INFO] [stdout]   --> src/main.rs:39:36
[INFO] [stdout]    |
[INFO] [stdout] 39 |       ".insn i CUSTOM_1, 1, x0, 31({zi})",
[INFO] [stdout]    |                                    ^^^^
[INFO] [stdout] 40 |         zi = in(reg) n
[INFO] [stdout]    |                      - for this argument
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `{0:e}` to have the register formatted as `eax` (for 32-bit values)
[INFO] [stdout]    = help: or use `{0:r}` to keep the default formatting of `rax` (for 64-bit values)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minrvp2` (bin "minrvp2") due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2f4a38e9bbf40a6dca46dc1ae51dcc7ad0c3ae27ac70e77b576caf09f674bc5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4a38e9bbf40a6dca46dc1ae51dcc7ad0c3ae27ac70e77b576caf09f674bc5d", kill_on_drop: false }`
[INFO] [stdout] 2f4a38e9bbf40a6dca46dc1ae51dcc7ad0c3ae27ac70e77b576caf09f674bc5d
