[INFO] fetching crate titlecase 1.1.0...
[INFO] checking titlecase-1.1.0 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate titlecase 1.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate titlecase 1.1.0 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate titlecase 1.1.0
[INFO] finished tweaking crates.io crate titlecase 1.1.0
[INFO] tweaked toml for crates.io crate titlecase 1.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate titlecase 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 226b5630d6c967f9655b10230983faaaf60010851c645c9a62ce986e2844866f
[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" "226b5630d6c967f9655b10230983faaaf60010851c645c9a62ce986e2844866f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226b5630d6c967f9655b10230983faaaf60010851c645c9a62ce986e2844866f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226b5630d6c967f9655b10230983faaaf60010851c645c9a62ce986e2844866f", kill_on_drop: false }`
[INFO] [stdout] 226b5630d6c967f9655b10230983faaaf60010851c645c9a62ce986e2844866f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcf3f74ea0f86075af325ab9f9f7da347b14a13a1a30043ad71a1712bc34c59d
[INFO] running `Command { std: "docker" "start" "-a" "bcf3f74ea0f86075af325ab9f9f7da347b14a13a1a30043ad71a1712bc34c59d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking titlecase v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "bcf3f74ea0f86075af325ab9f9f7da347b14a13a1a30043ad71a1712bc34c59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf3f74ea0f86075af325ab9f9f7da347b14a13a1a30043ad71a1712bc34c59d", kill_on_drop: false }`
[INFO] [stdout] bcf3f74ea0f86075af325ab9f9f7da347b14a13a1a30043ad71a1712bc34c59d