[INFO] cloning repository https://github.com/timm1k/rust_string_slices_training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timm1k/rust_string_slices_training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimm1k%2Frust_string_slices_training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimm1k%2Frust_string_slices_training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6abfd47938bb1e99e53cd5a4087cd54f566130a
[INFO] checking timm1k/rust_string_slices_training against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimm1k%2Frust_string_slices_training" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timm1k/rust_string_slices_training on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timm1k/rust_string_slices_training
[INFO] finished tweaking git repo https://github.com/timm1k/rust_string_slices_training
[INFO] tweaked toml for git repo https://github.com/timm1k/rust_string_slices_training written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/timm1k/rust_string_slices_training already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", 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] 20e03155153c23792b289703f04eaf159dccc10e214fa81f4451ad5ece93ed72
[INFO] running `Command { std: "docker" "start" "-a" "20e03155153c23792b289703f04eaf159dccc10e214fa81f4451ad5ece93ed72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20e03155153c23792b289703f04eaf159dccc10e214fa81f4451ad5ece93ed72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e03155153c23792b289703f04eaf159dccc10e214fa81f4451ad5ece93ed72", kill_on_drop: false }`
[INFO] [stdout] 20e03155153c23792b289703f04eaf159dccc10e214fa81f4451ad5ece93ed72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a23f96c53b328e2b14cfeb5d42be66f65ae09911284a107fbe61920f0892153
[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" "4a23f96c53b328e2b14cfeb5d42be66f65ae09911284a107fbe61920f0892153", kill_on_drop: false }`
[INFO] [stderr]     Checking first_word v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "4a23f96c53b328e2b14cfeb5d42be66f65ae09911284a107fbe61920f0892153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a23f96c53b328e2b14cfeb5d42be66f65ae09911284a107fbe61920f0892153", kill_on_drop: false }`
[INFO] [stdout] 4a23f96c53b328e2b14cfeb5d42be66f65ae09911284a107fbe61920f0892153