[INFO] cloning repository https://github.com/riojack/rust_look_and_say_kata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riojack/rust_look_and_say_kata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friojack%2Frust_look_and_say_kata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friojack%2Frust_look_and_say_kata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acd9aacb63858bdc86db7884e87c00cfc4cc0a3c
[INFO] checking riojack/rust_look_and_say_kata against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friojack%2Frust_look_and_say_kata" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riojack/rust_look_and_say_kata on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/riojack/rust_look_and_say_kata
[INFO] finished tweaking git repo https://github.com/riojack/rust_look_and_say_kata
[INFO] tweaked toml for git repo https://github.com/riojack/rust_look_and_say_kata written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/riojack/rust_look_and_say_kata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 43c874f2736049c4b2b0f4ec290f051903d1bf26a363de182a2b7d6cdc25cff4
[INFO] running `Command { std: "docker" "start" "-a" "43c874f2736049c4b2b0f4ec290f051903d1bf26a363de182a2b7d6cdc25cff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43c874f2736049c4b2b0f4ec290f051903d1bf26a363de182a2b7d6cdc25cff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c874f2736049c4b2b0f4ec290f051903d1bf26a363de182a2b7d6cdc25cff4", kill_on_drop: false }`
[INFO] [stdout] 43c874f2736049c4b2b0f4ec290f051903d1bf26a363de182a2b7d6cdc25cff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82b83131947844c13f540595b8fcd06d4fd14c971fa249bafe56a4db3c8468b
[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" "c82b83131947844c13f540595b8fcd06d4fd14c971fa249bafe56a4db3c8468b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking look_and_say_kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling test-case v0.3.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.95s
[INFO] running `Command { std: "docker" "inspect" "c82b83131947844c13f540595b8fcd06d4fd14c971fa249bafe56a4db3c8468b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82b83131947844c13f540595b8fcd06d4fd14c971fa249bafe56a4db3c8468b", kill_on_drop: false }`
[INFO] [stdout] c82b83131947844c13f540595b8fcd06d4fd14c971fa249bafe56a4db3c8468b