[INFO] cloning repository https://github.com/forward-progress/ffpack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/forward-progress/ffpack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforward-progress%2Fffpack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforward-progress%2Fffpack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3561db7eecb1ac7528a81ac73e8f4085e4e99d79
[INFO] checking forward-progress/ffpack against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforward-progress%2Fffpack" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/forward-progress/ffpack 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 git repo https://github.com/forward-progress/ffpack
[INFO] finished tweaking git repo https://github.com/forward-progress/ffpack
[INFO] tweaked toml for git repo https://github.com/forward-progress/ffpack written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/forward-progress/ffpack 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" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-log v0.1.3
[INFO] [stderr]   Downloaded unicode-bidi v0.3.8
[INFO] [stderr]   Downloaded quote v1.0.19
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded enum_dispatch v0.3.8
[INFO] [stderr]   Downloaded regex-syntax v0.6.26
[INFO] [stderr]   Downloaded regex v1.5.6
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded relative-path v1.7.0
[INFO] [stderr]   Downloaded semver v1.0.10
[INFO] [stderr]   Downloaded snafu-derive v0.7.1
[INFO] [stderr]   Downloaded snafu v0.7.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.21
[INFO] [stderr]   Downloaded tracing v0.1.35
[INFO] [stderr]   Downloaded sharded-slab v0.1.4
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded tracing-core v0.1.27
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.11
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded serde_derive v1.0.137
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ca82070c599809cb7011fe0e34eb0c36982ef67b1782ad61af689e94affe93f2
[INFO] running `Command { std: "docker" "start" "-a" "ca82070c599809cb7011fe0e34eb0c36982ef67b1782ad61af689e94affe93f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca82070c599809cb7011fe0e34eb0c36982ef67b1782ad61af689e94affe93f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca82070c599809cb7011fe0e34eb0c36982ef67b1782ad61af689e94affe93f2", kill_on_drop: false }`
[INFO] [stdout] ca82070c599809cb7011fe0e34eb0c36982ef67b1782ad61af689e94affe93f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a6d9d3b2a44fa886c92325d4b8d986e61c0fe794691cbf9daf258c7b06c87804
[INFO] running `Command { std: "docker" "start" "-a" "a6d9d3b2a44fa886c92325d4b8d986e61c0fe794691cbf9daf258c7b06c87804", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.27
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling quote v1.0.19
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling snafu-derive v0.7.1
[INFO] [stderr]    Compiling enum_dispatch v0.3.8
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking snafu v0.7.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking relative-path v1.7.0
[INFO] [stderr]     Checking ffpack v0.0.1-dev.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.77s
[INFO] running `Command { std: "docker" "inspect" "a6d9d3b2a44fa886c92325d4b8d986e61c0fe794691cbf9daf258c7b06c87804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d9d3b2a44fa886c92325d4b8d986e61c0fe794691cbf9daf258c7b06c87804", kill_on_drop: false }`
[INFO] [stdout] a6d9d3b2a44fa886c92325d4b8d986e61c0fe794691cbf9daf258c7b06c87804
[INFO] checking forward-progress/ffpack against try#824024dd18dd271514f9fa2eafbc04ffcab09070 for pr-125384-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforward-progress%2Fffpack" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/forward-progress/ffpack 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 git repo https://github.com/forward-progress/ffpack
[INFO] finished tweaking git repo https://github.com/forward-progress/ffpack
[INFO] tweaked toml for git repo https://github.com/forward-progress/ffpack written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/forward-progress/ffpack 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" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 64f9f64fef95d216b367aed1e4a868e3302c9a157613e8225a556fd249328dc3
[INFO] running `Command { std: "docker" "start" "-a" "64f9f64fef95d216b367aed1e4a868e3302c9a157613e8225a556fd249328dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f9f64fef95d216b367aed1e4a868e3302c9a157613e8225a556fd249328dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f9f64fef95d216b367aed1e4a868e3302c9a157613e8225a556fd249328dc3", kill_on_drop: false }`
[INFO] [stdout] 64f9f64fef95d216b367aed1e4a868e3302c9a157613e8225a556fd249328dc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 64f5e85d0dcde064cf873fc293ee401081e94b6c629c9618a2e09cf3211e7cd9
[INFO] running `Command { std: "docker" "start" "-a" "64f5e85d0dcde064cf873fc293ee401081e94b6c629c9618a2e09cf3211e7cd9", 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" "64f5e85d0dcde064cf873fc293ee401081e94b6c629c9618a2e09cf3211e7cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f5e85d0dcde064cf873fc293ee401081e94b6c629c9618a2e09cf3211e7cd9", kill_on_drop: false }`
[INFO] [stdout] 64f5e85d0dcde064cf873fc293ee401081e94b6c629c9618a2e09cf3211e7cd9