[INFO] fetching crate rants 0.6.0...
[INFO] checking rants-0.6.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate rants 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rants 0.6.0
[INFO] finished tweaking crates.io crate rants 0.6.0
[INFO] tweaked toml for crates.io crate rants 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rants 0.6.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 135 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] [stderr]       Adding hostname v0.3.1 (available: v0.4.1)
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rustls v0.20.9 (available: v0.23.35)
[INFO] [stderr]       Adding rustls-pemfile v0.2.1 (available: v2.2.0)
[INFO] [stderr]       Adding tokio-rustls v0.23.4 (available: v0.26.4)
[INFO] [stderr]       Adding tokio-util v0.6.10 (available: v0.7.17)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdc4bbf040dc006cade8e75dc82b77f964ecee6a007ffa6b4880003852d93382
[INFO] running `Command { std: "docker" "start" "-a" "fdc4bbf040dc006cade8e75dc82b77f964ecee6a007ffa6b4880003852d93382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdc4bbf040dc006cade8e75dc82b77f964ecee6a007ffa6b4880003852d93382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc4bbf040dc006cade8e75dc82b77f964ecee6a007ffa6b4880003852d93382", kill_on_drop: false }`
[INFO] [stdout] fdc4bbf040dc006cade8e75dc82b77f964ecee6a007ffa6b4880003852d93382
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b603fe6260c4ebc3572d588011b2d9a403f8a40a0baea601f66194b1a64a2dc
[INFO] running `Command { std: "docker" "start" "-a" "6b603fe6260c4ebc3572d588011b2d9a403f8a40a0baea601f66194b1a64a2dc", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking rants v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.48s
[INFO] running `Command { std: "docker" "inspect" "6b603fe6260c4ebc3572d588011b2d9a403f8a40a0baea601f66194b1a64a2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b603fe6260c4ebc3572d588011b2d9a403f8a40a0baea601f66194b1a64a2dc", kill_on_drop: false }`
[INFO] [stdout] 6b603fe6260c4ebc3572d588011b2d9a403f8a40a0baea601f66194b1a64a2dc