[INFO] cloning repository https://github.com/RMcTn/rasher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RMcTn/rasher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRMcTn%2Frasher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRMcTn%2Frasher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85de57f1948f4207c331186cc7636b3ce4af868f
[INFO] checking RMcTn/rasher against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRMcTn%2Frasher" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RMcTn/rasher on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RMcTn/rasher
[INFO] finished tweaking git repo https://github.com/RMcTn/rasher
[INFO] tweaked toml for git repo https://github.com/RMcTn/rasher written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/RMcTn/rasher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fe2263a72d9a3233dffb5a8e9fc1cec614e77ac8470f74f2563f800fb881db5
[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" "3fe2263a72d9a3233dffb5a8e9fc1cec614e77ac8470f74f2563f800fb881db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe2263a72d9a3233dffb5a8e9fc1cec614e77ac8470f74f2563f800fb881db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe2263a72d9a3233dffb5a8e9fc1cec614e77ac8470f74f2563f800fb881db5", kill_on_drop: false }`
[INFO] [stdout] 3fe2263a72d9a3233dffb5a8e9fc1cec614e77ac8470f74f2563f800fb881db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db93198a22ee0b15e6448b7f286c18831f4541e461dae99c37cb0e82b9916407
[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" "db93198a22ee0b15e6448b7f286c18831f4541e461dae99c37cb0e82b9916407", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking rasher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "db93198a22ee0b15e6448b7f286c18831f4541e461dae99c37cb0e82b9916407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db93198a22ee0b15e6448b7f286c18831f4541e461dae99c37cb0e82b9916407", kill_on_drop: false }`
[INFO] [stdout] db93198a22ee0b15e6448b7f286c18831f4541e461dae99c37cb0e82b9916407