[INFO] cloning repository https://github.com/khashf/mini-redis-tokio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khashf/mini-redis-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhashf%2Fmini-redis-tokio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhashf%2Fmini-redis-tokio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e6a70f097ffc400a0da8afd8f330bbba3aeb5e7
[INFO] checking khashf/mini-redis-tokio against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhashf%2Fmini-redis-tokio" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khashf/mini-redis-tokio on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khashf/mini-redis-tokio
[INFO] finished tweaking git repo https://github.com/khashf/mini-redis-tokio
[INFO] tweaked toml for git repo https://github.com/khashf/mini-redis-tokio written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/khashf/mini-redis-tokio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-serde v0.1.1
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded tracing-core v0.1.11
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.8
[INFO] [stderr]   Downloaded tracing-attributes v0.1.9
[INFO] [stderr]   Downloaded structopt-derive v0.4.8
[INFO] [stderr]   Downloaded tracing v0.1.17
[INFO] [stderr]   Downloaded syn-mid v0.5.0
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded proc-macro-error v1.0.3
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.3
[INFO] [stderr]   Downloaded structopt v0.3.15
[INFO] [stderr]   Downloaded atoi v0.3.2
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
[INFO] [stderr]   Downloaded unicode-segmentation v1.6.0
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded smallvec v1.4.1
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.22
[INFO] [stderr]   Downloaded async-stream-impl v0.2.1
[INFO] [stderr]   Downloaded async-stream v0.2.1
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded matchers v0.0.1
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.0
[INFO] [stderr]   Downloaded arc-swap v0.4.7
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded tracing-log v0.1.1
[INFO] [stderr]   Downloaded sharded-slab v0.0.9
[INFO] [stderr]   Downloaded mini-redis v0.2.0
[INFO] [stderr]   Downloaded syn v1.0.35
[INFO] [stderr]   Downloaded tokio-macros v0.2.5
[INFO] [stderr]   Downloaded pin-project v0.4.22
[INFO] [stderr]   Downloaded miow v0.3.5
[INFO] [stderr]   Downloaded mio-named-pipes v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 990a733038a6d83040a2abcff87981516ab862208f9b363312c5164b33f8ff74
[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" "990a733038a6d83040a2abcff87981516ab862208f9b363312c5164b33f8ff74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "990a733038a6d83040a2abcff87981516ab862208f9b363312c5164b33f8ff74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990a733038a6d83040a2abcff87981516ab862208f9b363312c5164b33f8ff74", kill_on_drop: false }`
[INFO] [stdout] 990a733038a6d83040a2abcff87981516ab862208f9b363312c5164b33f8ff74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3baadeb7b33ef1388d2b94354ed39052128e99ccddaeba594cf42abf2d829c79
[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" "3baadeb7b33ef1388d2b94354ed39052128e99ccddaeba594cf42abf2d829c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking atoi v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[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]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking structopt v0.3.15
[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 1m 10s
[INFO] running `Command { std: "docker" "inspect" "3baadeb7b33ef1388d2b94354ed39052128e99ccddaeba594cf42abf2d829c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3baadeb7b33ef1388d2b94354ed39052128e99ccddaeba594cf42abf2d829c79", kill_on_drop: false }`
[INFO] [stdout] 3baadeb7b33ef1388d2b94354ed39052128e99ccddaeba594cf42abf2d829c79