[INFO] cloning repository https://github.com/icendoan/tolower
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icendoan/tolower" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficendoan%2Ftolower", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficendoan%2Ftolower'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae2ed31dd96baa7ae62ba9fe03e91f4d6ad926d7
[INFO] checking icendoan/tolower against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficendoan%2Ftolower" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icendoan/tolower on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/icendoan/tolower
[INFO] finished tweaking git repo https://github.com/icendoan/tolower
[INFO] tweaked toml for git repo https://github.com/icendoan/tolower written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/icendoan/tolower already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f26d842f5d5f945076277de115a7b0ec4bf3fda086875ff0938ef5d54d1216a
[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" "3f26d842f5d5f945076277de115a7b0ec4bf3fda086875ff0938ef5d54d1216a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f26d842f5d5f945076277de115a7b0ec4bf3fda086875ff0938ef5d54d1216a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f26d842f5d5f945076277de115a7b0ec4bf3fda086875ff0938ef5d54d1216a", kill_on_drop: false }`
[INFO] [stdout] 3f26d842f5d5f945076277de115a7b0ec4bf3fda086875ff0938ef5d54d1216a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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] 2fb8ffbb289555749f496201952ca21b5ee19790aa32b1b1da10fc929ba4305c
[INFO] running `Command { std: "docker" "start" "-a" "2fb8ffbb289555749f496201952ca21b5ee19790aa32b1b1da10fc929ba4305c", kill_on_drop: false }`
[INFO] [stderr]     Checking tolower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "2fb8ffbb289555749f496201952ca21b5ee19790aa32b1b1da10fc929ba4305c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fb8ffbb289555749f496201952ca21b5ee19790aa32b1b1da10fc929ba4305c", kill_on_drop: false }`
[INFO] [stdout] 2fb8ffbb289555749f496201952ca21b5ee19790aa32b1b1da10fc929ba4305c