[INFO] fetching crate taskio 0.1.0-alpha-1...
[INFO] checking taskio-0.1.0-alpha-1 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate taskio 0.1.0-alpha-1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate taskio 0.1.0-alpha-1 on toolchain a83f933a9da258cf037e3cab37cd486bfd861a7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate taskio 0.1.0-alpha-1
[INFO] finished tweaking crates.io crate taskio 0.1.0-alpha-1
[INFO] tweaked toml for crates.io crate taskio 0.1.0-alpha-1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82a7fc88e5b5b82c81b7810fe6203cdde24466c86ae71e59b95b52379677a8ed
[INFO] running `Command { std: "docker" "start" "-a" "82a7fc88e5b5b82c81b7810fe6203cdde24466c86ae71e59b95b52379677a8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a7fc88e5b5b82c81b7810fe6203cdde24466c86ae71e59b95b52379677a8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a7fc88e5b5b82c81b7810fe6203cdde24466c86ae71e59b95b52379677a8ed", kill_on_drop: false }`
[INFO] [stdout] 82a7fc88e5b5b82c81b7810fe6203cdde24466c86ae71e59b95b52379677a8ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04df03714b07a4f9270ff407693d56e6fc098f053252c85496b2f4c3724d9d68
[INFO] running `Command { std: "docker" "start" "-a" "04df03714b07a4f9270ff407693d56e6fc098f053252c85496b2f4c3724d9d68", kill_on_drop: false }`
[INFO] [stderr]     Checking taskio v0.1.0-alpha-1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "04df03714b07a4f9270ff407693d56e6fc098f053252c85496b2f4c3724d9d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04df03714b07a4f9270ff407693d56e6fc098f053252c85496b2f4c3724d9d68", kill_on_drop: false }`
[INFO] [stdout] 04df03714b07a4f9270ff407693d56e6fc098f053252c85496b2f4c3724d9d68
[INFO] checking taskio-0.1.0-alpha-1 against try#824024dd18dd271514f9fa2eafbc04ffcab09070 for pr-125384-1
[INFO] extracting crate taskio 0.1.0-alpha-1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate taskio 0.1.0-alpha-1 on toolchain 824024dd18dd271514f9fa2eafbc04ffcab09070
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate taskio 0.1.0-alpha-1
[INFO] finished tweaking crates.io crate taskio 0.1.0-alpha-1
[INFO] tweaked toml for crates.io crate taskio 0.1.0-alpha-1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536a1c6dbc61f6dd871a7f4f178f057a354c1037c22ecf5941f83e4f43b2045f
[INFO] running `Command { std: "docker" "start" "-a" "536a1c6dbc61f6dd871a7f4f178f057a354c1037c22ecf5941f83e4f43b2045f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536a1c6dbc61f6dd871a7f4f178f057a354c1037c22ecf5941f83e4f43b2045f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536a1c6dbc61f6dd871a7f4f178f057a354c1037c22ecf5941f83e4f43b2045f", kill_on_drop: false }`
[INFO] [stdout] 536a1c6dbc61f6dd871a7f4f178f057a354c1037c22ecf5941f83e4f43b2045f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d433e2f7916eb15e980602893db5a5268c20251f6bb236bdc99a0732db048a4
[INFO] running `Command { std: "docker" "start" "-a" "7d433e2f7916eb15e980602893db5a5268c20251f6bb236bdc99a0732db048a4", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] error: cannot specify two kinds of `message-format` arguments
[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 --message-format=json --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "7d433e2f7916eb15e980602893db5a5268c20251f6bb236bdc99a0732db048a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d433e2f7916eb15e980602893db5a5268c20251f6bb236bdc99a0732db048a4", kill_on_drop: false }`
[INFO] [stdout] 7d433e2f7916eb15e980602893db5a5268c20251f6bb236bdc99a0732db048a4