[INFO] fetching crate wcnt 0.4.0...
[INFO] checking wcnt-0.4.0 against beta for pr-78714
[INFO] extracting crate wcnt 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wcnt 0.4.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wcnt 0.4.0
[INFO] finished tweaking crates.io crate wcnt 0.4.0
[INFO] tweaked toml for crates.io crate wcnt 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate wcnt 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc65235168711e23a7d616cbf4ca8bf3093b95e88a5945f357bd13848babb74b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc65235168711e23a7d616cbf4ca8bf3093b95e88a5945f357bd13848babb74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc65235168711e23a7d616cbf4ca8bf3093b95e88a5945f357bd13848babb74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc65235168711e23a7d616cbf4ca8bf3093b95e88a5945f357bd13848babb74b", kill_on_drop: false }`
[INFO] [stdout] dc65235168711e23a7d616cbf4ca8bf3093b95e88a5945f357bd13848babb74b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 330f9dd22b21dbdb1ff06b9bde617b1147306ed58b09ed1b3eaefe3c2be07baf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "330f9dd22b21dbdb1ff06b9bde617b1147306ed58b09ed1b3eaefe3c2be07baf", kill_on_drop: false }`
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking serde_test v1.0.102
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking wcnt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.43s
[INFO] running `Command { std: "docker" "inspect" "330f9dd22b21dbdb1ff06b9bde617b1147306ed58b09ed1b3eaefe3c2be07baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330f9dd22b21dbdb1ff06b9bde617b1147306ed58b09ed1b3eaefe3c2be07baf", kill_on_drop: false }`
[INFO] [stdout] 330f9dd22b21dbdb1ff06b9bde617b1147306ed58b09ed1b3eaefe3c2be07baf