[INFO] fetching crate qemu-exit 3.0.2...
[INFO] checking qemu-exit-3.0.2 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate qemu-exit 3.0.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate qemu-exit 3.0.2 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate qemu-exit 3.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate qemu-exit 3.0.2
[INFO] tweaked toml for crates.io crate qemu-exit 3.0.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d2371f06f916818903d537659628ece8ee24e99169914761d15f6e7ba5e3e89
[INFO] running `Command { std: "docker" "start" "-a" "8d2371f06f916818903d537659628ece8ee24e99169914761d15f6e7ba5e3e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d2371f06f916818903d537659628ece8ee24e99169914761d15f6e7ba5e3e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2371f06f916818903d537659628ece8ee24e99169914761d15f6e7ba5e3e89", kill_on_drop: false }`
[INFO] [stdout] 8d2371f06f916818903d537659628ece8ee24e99169914761d15f6e7ba5e3e89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9d209cc75591165fb2bf063df95cf6db3dde3c10163e0d0b99dd4a9f997ae0a
[INFO] running `Command { std: "docker" "start" "-a" "c9d209cc75591165fb2bf063df95cf6db3dde3c10163e0d0b99dd4a9f997ae0a", kill_on_drop: false }`
[INFO] [stderr]     Checking qemu-exit v3.0.2 (/opt/rustwide/workdir)
[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] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qemu-exit` (test "exit_13") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c9d209cc75591165fb2bf063df95cf6db3dde3c10163e0d0b99dd4a9f997ae0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d209cc75591165fb2bf063df95cf6db3dde3c10163e0d0b99dd4a9f997ae0a", kill_on_drop: false }`
[INFO] [stdout] c9d209cc75591165fb2bf063df95cf6db3dde3c10163e0d0b99dd4a9f997ae0a
[INFO] checking qemu-exit-3.0.2 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate qemu-exit 3.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate qemu-exit 3.0.2 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate qemu-exit 3.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate qemu-exit 3.0.2
[INFO] tweaked toml for crates.io crate qemu-exit 3.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f1e9ab4b4652cddd9d2d989d3880cd12f497bd133065c3063f7653ed9e33833
[INFO] running `Command { std: "docker" "start" "-a" "4f1e9ab4b4652cddd9d2d989d3880cd12f497bd133065c3063f7653ed9e33833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f1e9ab4b4652cddd9d2d989d3880cd12f497bd133065c3063f7653ed9e33833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1e9ab4b4652cddd9d2d989d3880cd12f497bd133065c3063f7653ed9e33833", kill_on_drop: false }`
[INFO] [stdout] 4f1e9ab4b4652cddd9d2d989d3880cd12f497bd133065c3063f7653ed9e33833
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28b4c38b866be75051cce5d283f71ea9fd007233198b3667a0a73c2bfe40e9b0
[INFO] running `Command { std: "docker" "start" "-a" "28b4c38b866be75051cce5d283f71ea9fd007233198b3667a0a73c2bfe40e9b0", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "28b4c38b866be75051cce5d283f71ea9fd007233198b3667a0a73c2bfe40e9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b4c38b866be75051cce5d283f71ea9fd007233198b3667a0a73c2bfe40e9b0", kill_on_drop: false }`
[INFO] [stdout] 28b4c38b866be75051cce5d283f71ea9fd007233198b3667a0a73c2bfe40e9b0