[INFO] fetching crate crate-settings 0.0.7...
[INFO] checking crate-settings-0.0.7 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate crate-settings 0.0.7 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate crate-settings 0.0.7 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crate-settings 0.0.7
[INFO] finished tweaking crates.io crate crate-settings 0.0.7
[INFO] tweaked toml for crates.io crate crate-settings 0.0.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding derive-syn-parse v0.1.5 (latest: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.19)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.20)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-syn-parse v0.1.5
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b44b79365f3a7ad76a1aa0ce0356dea6b7596c1b84152386d6a9ed2c69358fd1
[INFO] running `Command { std: "docker" "start" "-a" "b44b79365f3a7ad76a1aa0ce0356dea6b7596c1b84152386d6a9ed2c69358fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b44b79365f3a7ad76a1aa0ce0356dea6b7596c1b84152386d6a9ed2c69358fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44b79365f3a7ad76a1aa0ce0356dea6b7596c1b84152386d6a9ed2c69358fd1", kill_on_drop: false }`
[INFO] [stdout] b44b79365f3a7ad76a1aa0ce0356dea6b7596c1b84152386d6a9ed2c69358fd1
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0d81f445f0329a9d0de416ea954855e96d807b2ae63efc653e9cf4a99c855a2
[INFO] running `Command { std: "docker" "start" "-a" "c0d81f445f0329a9d0de416ea954855e96d807b2ae63efc653e9cf4a99c855a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]    Compiling crate-settings v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "c0d81f445f0329a9d0de416ea954855e96d807b2ae63efc653e9cf4a99c855a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d81f445f0329a9d0de416ea954855e96d807b2ae63efc653e9cf4a99c855a2", kill_on_drop: false }`
[INFO] [stdout] c0d81f445f0329a9d0de416ea954855e96d807b2ae63efc653e9cf4a99c855a2
[INFO] checking crate-settings-0.0.7 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate crate-settings 0.0.7 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate crate-settings 0.0.7 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crate-settings 0.0.7
[INFO] finished tweaking crates.io crate crate-settings 0.0.7
[INFO] tweaked toml for crates.io crate crate-settings 0.0.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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 31 packages to latest compatible versions
[INFO] [stderr]       Adding derive-syn-parse v0.1.5 (latest: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.19)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.20)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38af67339f3a128a81c21217dbca4f1d7df8f1acddb296f5d030a8cf50f1dafd
[INFO] running `Command { std: "docker" "start" "-a" "38af67339f3a128a81c21217dbca4f1d7df8f1acddb296f5d030a8cf50f1dafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38af67339f3a128a81c21217dbca4f1d7df8f1acddb296f5d030a8cf50f1dafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38af67339f3a128a81c21217dbca4f1d7df8f1acddb296f5d030a8cf50f1dafd", kill_on_drop: false }`
[INFO] [stdout] 38af67339f3a128a81c21217dbca4f1d7df8f1acddb296f5d030a8cf50f1dafd
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f768e47b4ed2cbc5142d0e5a83ac3a8cc29536c7c2369dab34509608f52f481
[INFO] running `Command { std: "docker" "start" "-a" "3f768e47b4ed2cbc5142d0e5a83ac3a8cc29536c7c2369dab34509608f52f481", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling crate-settings v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.7
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stdout] checking /opt/rustwide/workdir
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.73s
[INFO] running `Command { std: "docker" "inspect" "3f768e47b4ed2cbc5142d0e5a83ac3a8cc29536c7c2369dab34509608f52f481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f768e47b4ed2cbc5142d0e5a83ac3a8cc29536c7c2369dab34509608f52f481", kill_on_drop: false }`
[INFO] [stdout] 3f768e47b4ed2cbc5142d0e5a83ac3a8cc29536c7c2369dab34509608f52f481