[INFO] cloning repository https://github.com/notomo/vimonga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/notomo/vimonga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotomo%2Fvimonga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotomo%2Fvimonga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6e7142f23376d2403697bf3f5118ba64ef08450
[INFO] checking notomo/vimonga against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotomo%2Fvimonga" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/notomo/vimonga on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/notomo/vimonga
[INFO] finished tweaking git repo https://github.com/notomo/vimonga
[INFO] tweaked toml for git repo https://github.com/notomo/vimonga written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/notomo/vimonga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64f261570fa0bfc1c9ebfeaaaad2e956b3f35384cfbd010e2b43f4fd65815f5c
[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" "64f261570fa0bfc1c9ebfeaaaad2e956b3f35384cfbd010e2b43f4fd65815f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64f261570fa0bfc1c9ebfeaaaad2e956b3f35384cfbd010e2b43f4fd65815f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f261570fa0bfc1c9ebfeaaaad2e956b3f35384cfbd010e2b43f4fd65815f5c", kill_on_drop: false }`
[INFO] [stdout] 64f261570fa0bfc1c9ebfeaaaad2e956b3f35384cfbd010e2b43f4fd65815f5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66b156c1b45c80b010e918e0eeb32dbe30268922857a0269b272901d5837c203
[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" "66b156c1b45c80b010e918e0eeb32dbe30268922857a0269b272901d5837c203", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking md-5 v0.7.0
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking bson v0.13.0
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking textnonce v0.6.4
[INFO] [stderr]     Checking mongodb v0.3.12
[INFO] [stderr]     Checking vimonga v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "66b156c1b45c80b010e918e0eeb32dbe30268922857a0269b272901d5837c203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b156c1b45c80b010e918e0eeb32dbe30268922857a0269b272901d5837c203", kill_on_drop: false }`
[INFO] [stdout] 66b156c1b45c80b010e918e0eeb32dbe30268922857a0269b272901d5837c203