[INFO] fetching crate x86_testbench 0.1.2...
[INFO] checking x86_testbench-0.1.2 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate x86_testbench 0.1.2 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate x86_testbench 0.1.2 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-91/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-91/source/rust-toolchain
[INFO] started tweaking crates.io crate x86_testbench 0.1.2
[INFO] finished tweaking crates.io crate x86_testbench 0.1.2
[INFO] tweaked toml for crates.io crate x86_testbench 0.1.2 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uart_16550 v0.2.15
[INFO] [stderr]   Downloaded bootloader v0.9.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42adc019a6d128d3f1443c143d06b5bd920ca3d6f99026955a73b0476fce98b5
[INFO] running `Command { std: "docker" "start" "-a" "42adc019a6d128d3f1443c143d06b5bd920ca3d6f99026955a73b0476fce98b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42adc019a6d128d3f1443c143d06b5bd920ca3d6f99026955a73b0476fce98b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42adc019a6d128d3f1443c143d06b5bd920ca3d6f99026955a73b0476fce98b5", kill_on_drop: false }`
[INFO] [stdout] 42adc019a6d128d3f1443c143d06b5bd920ca3d6f99026955a73b0476fce98b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f6d5c07a120b3030f7f83b3fc0d5c4888d34220c039675893f23a16b26bc55
[INFO] running `Command { std: "docker" "start" "-a" "94f6d5c07a120b3030f7f83b3fc0d5c4888d34220c039675893f23a16b26bc55", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling bootloader v0.9.19
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking uart_16550 v0.2.15
[INFO] [stderr]     Checking x86_testbench v0.1.2 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/tests/mod.rs (1 fix)
[INFO] [stderr]        Fixed src/lib.rs (1 fix)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_testbench` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "94f6d5c07a120b3030f7f83b3fc0d5c4888d34220c039675893f23a16b26bc55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f6d5c07a120b3030f7f83b3fc0d5c4888d34220c039675893f23a16b26bc55", kill_on_drop: false }`
[INFO] [stdout] 94f6d5c07a120b3030f7f83b3fc0d5c4888d34220c039675893f23a16b26bc55