[INFO] fetching crate serde-attributes 0.2.1...
[INFO] checking serde-attributes-0.2.1 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate serde-attributes 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate serde-attributes 0.2.1 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 serde-attributes 0.2.1
[INFO] finished tweaking crates.io crate serde-attributes 0.2.1
[INFO] tweaked toml for crates.io crate serde-attributes 0.2.1 written to /workspace/builds/worker-6-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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (latest: v0.20.9)
[INFO] [stderr]       Adding darling_core v0.14.4 (latest: v0.20.9)
[INFO] [stderr]       Adding darling_macro v0.14.4 (latest: v0.20.9)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0340c9b609db033b1b5298866071b15f1d6c40403ef3dbfa67216b48de17100f
[INFO] running `Command { std: "docker" "start" "-a" "0340c9b609db033b1b5298866071b15f1d6c40403ef3dbfa67216b48de17100f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0340c9b609db033b1b5298866071b15f1d6c40403ef3dbfa67216b48de17100f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0340c9b609db033b1b5298866071b15f1d6c40403ef3dbfa67216b48de17100f", kill_on_drop: false }`
[INFO] [stdout] 0340c9b609db033b1b5298866071b15f1d6c40403ef3dbfa67216b48de17100f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e03dc1774aa83e3a8e7cb5948a64e34e67c05519074d9ffd9702359fab5beb28
[INFO] running `Command { std: "docker" "start" "-a" "e03dc1774aa83e3a8e7cb5948a64e34e67c05519074d9ffd9702359fab5beb28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking serde-rename-rule v0.2.2
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]     Checking darling_core v0.14.4
[INFO] [stderr]     Checking serde-attributes v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.203
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `Command { std: "docker" "inspect" "e03dc1774aa83e3a8e7cb5948a64e34e67c05519074d9ffd9702359fab5beb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e03dc1774aa83e3a8e7cb5948a64e34e67c05519074d9ffd9702359fab5beb28", kill_on_drop: false }`
[INFO] [stdout] e03dc1774aa83e3a8e7cb5948a64e34e67c05519074d9ffd9702359fab5beb28
[INFO] checking serde-attributes-0.2.1 against try#824024dd18dd271514f9fa2eafbc04ffcab09070 for pr-125384-1
[INFO] extracting crate serde-attributes 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate serde-attributes 0.2.1 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 serde-attributes 0.2.1
[INFO] finished tweaking crates.io crate serde-attributes 0.2.1
[INFO] tweaked toml for crates.io crate serde-attributes 0.2.1 written to /workspace/builds/worker-6-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]     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 14 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (latest: v0.20.9)
[INFO] [stderr]       Adding darling_core v0.14.4 (latest: v0.20.9)
[INFO] [stderr]       Adding darling_macro v0.14.4 (latest: v0.20.9)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 841956761d7406689ae09e46839504608f8f812a2c4f96805e4c637806f46a7c
[INFO] running `Command { std: "docker" "start" "-a" "841956761d7406689ae09e46839504608f8f812a2c4f96805e4c637806f46a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "841956761d7406689ae09e46839504608f8f812a2c4f96805e4c637806f46a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841956761d7406689ae09e46839504608f8f812a2c4f96805e4c637806f46a7c", kill_on_drop: false }`
[INFO] [stdout] 841956761d7406689ae09e46839504608f8f812a2c4f96805e4c637806f46a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1dd975cf24d6027ec659b66c4136b1afc7ca4959d884143a660316cf61a39cc5
[INFO] running `Command { std: "docker" "start" "-a" "1dd975cf24d6027ec659b66c4136b1afc7ca4959d884143a660316cf61a39cc5", 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" "1dd975cf24d6027ec659b66c4136b1afc7ca4959d884143a660316cf61a39cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd975cf24d6027ec659b66c4136b1afc7ca4959d884143a660316cf61a39cc5", kill_on_drop: false }`
[INFO] [stdout] 1dd975cf24d6027ec659b66c4136b1afc7ca4959d884143a660316cf61a39cc5