[INFO] cloning repository https://github.com/feamcor/my-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/feamcor/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeamcor%2Fmy-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeamcor%2Fmy-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dde4e8aa0738b78875bcd579efedf459f5c56fd7
[INFO] checking feamcor/my-redis against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeamcor%2Fmy-redis" "/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/feamcor/my-redis on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/feamcor/my-redis
[INFO] finished tweaking git repo https://github.com/feamcor/my-redis
[INFO] tweaked toml for git repo https://github.com/feamcor/my-redis written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/feamcor/my-redis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.10
[INFO] [stderr]   Downloaded mini-redis v0.2.0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3474cf6bbc3a4d60c9fa9b06ebacba02ea218975df7d5fa824f83c424fdd1d06
[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" "3474cf6bbc3a4d60c9fa9b06ebacba02ea218975df7d5fa824f83c424fdd1d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3474cf6bbc3a4d60c9fa9b06ebacba02ea218975df7d5fa824f83c424fdd1d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3474cf6bbc3a4d60c9fa9b06ebacba02ea218975df7d5fa824f83c424fdd1d06", kill_on_drop: false }`
[INFO] [stdout] 3474cf6bbc3a4d60c9fa9b06ebacba02ea218975df7d5fa824f83c424fdd1d06
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03177240b031247244c13354c204935120ebfdae905c2d1e9e60ca38924ba905
[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" "03177240b031247244c13354c204935120ebfdae905c2d1e9e60ca38924ba905", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking tracing-core v0.1.13
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking atoi v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.10
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.18
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking mini-redis v0.2.0
[INFO] [stderr]     Checking my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.70s
[INFO] running `Command { std: "docker" "inspect" "03177240b031247244c13354c204935120ebfdae905c2d1e9e60ca38924ba905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03177240b031247244c13354c204935120ebfdae905c2d1e9e60ca38924ba905", kill_on_drop: false }`
[INFO] [stdout] 03177240b031247244c13354c204935120ebfdae905c2d1e9e60ca38924ba905