[INFO] cloning repository https://github.com/buhe/growth_hacker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buhe/growth_hacker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuhe%2Fgrowth_hacker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuhe%2Fgrowth_hacker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8623fa6a125aec51e44eb94f31e1aadc874dfd6
[INFO] checking buhe/growth_hacker against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuhe%2Fgrowth_hacker" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/buhe/growth_hacker on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/buhe/growth_hacker
[INFO] finished tweaking git repo https://github.com/buhe/growth_hacker
[INFO] tweaked toml for git repo https://github.com/buhe/growth_hacker written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/buhe/growth_hacker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.4
[INFO] [stderr]   Downloaded octocrab v0.8.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] aa020fc3bff08cbfc85b2ebdfce34424eacac8fc8bd76a5752516b2c8073ce13
[INFO] running `Command { std: "docker" "start" "-a" "aa020fc3bff08cbfc85b2ebdfce34424eacac8fc8bd76a5752516b2c8073ce13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa020fc3bff08cbfc85b2ebdfce34424eacac8fc8bd76a5752516b2c8073ce13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa020fc3bff08cbfc85b2ebdfce34424eacac8fc8bd76a5752516b2c8073ce13", kill_on_drop: false }`
[INFO] [stdout] aa020fc3bff08cbfc85b2ebdfce34424eacac8fc8bd76a5752516b2c8073ce13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e51bc38e060b2405b0e7ceac1ee6b38632e80438f782a154b7c6512efe4e32f0
[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" "e51bc38e060b2405b0e7ceac1ee6b38632e80438f782a154b7c6512efe4e32f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling hyperx v1.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking arc-swap v1.2.0
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_path_to_error v0.1.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]     Checking octocrab v0.8.13
[INFO] [stderr]     Checking GrowthHacker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `GrowthHacker` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `growth_hacker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `GrowthHacker` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `growth_hacker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "e51bc38e060b2405b0e7ceac1ee6b38632e80438f782a154b7c6512efe4e32f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51bc38e060b2405b0e7ceac1ee6b38632e80438f782a154b7c6512efe4e32f0", kill_on_drop: false }`
[INFO] [stdout] e51bc38e060b2405b0e7ceac1ee6b38632e80438f782a154b7c6512efe4e32f0