[INFO] cloning repository https://github.com/fexolm/sumi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fexolm/sumi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fsumi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fsumi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8202878af3c4b887a8bff95d3812072e092dbfd6
[INFO] fixing fexolm/sumi against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffexolm%2Fsumi" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/fexolm/sumi
[INFO] finished tweaking git repo https://github.com/fexolm/sumi
[INFO] tweaked toml for git repo https://github.com/fexolm/sumi written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fexolm/sumi 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 git repo https://github.com/fexolm/sumi 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 scroll_derive v0.13.1
[INFO] [stderr]   Downloaded scroll v0.13.0
[INFO] [stderr]   Downloaded kvm-ioctls v0.24.0
[INFO] [stderr]   Downloaded vmm-sys-util v0.15.0
[INFO] [stderr]   Downloaded kvm-bindings v0.14.0
[INFO] [stderr]   Downloaded goblin v0.10.5
[INFO] [stderr]   Downloaded vm-memory v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c
[INFO] running `Command { std: "docker" "start" "53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c", 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" "53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c", 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" "53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c" "/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]     Checking plain v0.2.3
[INFO] [stderr]     Checking sumi-abi v0.1.0 (/opt/rustwide/workdir/sumi-abi)
[INFO] [stderr]    Compiling kvm-ioctls v0.24.0
[INFO] [stderr]    Compiling sumi-integration-tests v0.1.0 (/opt/rustwide/workdir/sumi-integration-tests)
[INFO] [stderr]     Checking vmm-sys-util v0.15.0
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]    Compiling scroll_derive v0.13.1
[INFO] [stderr]     Checking vm-memory v0.18.0
[INFO] [stderr]     Checking kvm-bindings v0.14.0
[INFO] [stderr]     Checking scroll v0.13.0
[INFO] [stderr]     Checking goblin v0.10.5
[INFO] [stderr]     Checking sumi-kernel v0.1.0 (/opt/rustwide/workdir/sumi-kernel)
[INFO] [stderr]     Checking sumi-vm v0.1.0 (/opt/rustwide/workdir/sumi-vm)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> sumi-kernel/src/syscall/handlers/io.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Err(e) if total > 0 => return Ok(total),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> sumi-kernel/src/syscall/handlers/io.rs:507:25
[INFO] [stdout]     |
[INFO] [stdout] 507 |                     Err(e) if total > 0 => break,
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> sumi-kernel/src/syscall/handlers/io.rs:578:25
[INFO] [stdout]     |
[INFO] [stdout] 578 |                     Err(e) if total > 0 => break,
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> sumi-kernel/src/kernel_main.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | / fn panic(info: &PanicInfo<'_>) -> ! {
[INFO] [stdout] 63 | |     // Write panic info to debugcon. Try fmt first for full message,
[INFO] [stdout] 64 | |     // fall back to raw bytes if formatting fails.
[INFO] [stdout] 65 | |     use core::fmt::Write;
[INFO] [stdout] ...  |
[INFO] [stdout] 76 | |     halt_forever()
[INFO] [stdout] 77 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `goblin` 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 (`sumi_kernel`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sumi-kernel` (bin "sumi-kernel") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> sumi-kernel/src/syscall/handlers/io.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Err(e) if total > 0 => return Ok(total),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> sumi-kernel/src/syscall/handlers/io.rs:507:25
[INFO] [stdout]     |
[INFO] [stdout] 507 |                     Err(e) if total > 0 => break,
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> sumi-kernel/src/syscall/handlers/io.rs:578:25
[INFO] [stdout]     |
[INFO] [stdout] 578 |                     Err(e) if total > 0 => break,
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c", kill_on_drop: false }`
[INFO] [stdout] 53198265a9ea437194da2bc88fd790ef152ac4b28f1447226852c5bc2adf598c
