[INFO] cloning repository https://github.com/joel1st/heatmap_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joel1st/heatmap_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoel1st%2Fheatmap_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoel1st%2Fheatmap_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8833f2f163cb75fef330bf1ca7d364be19b57754
[INFO] checking joel1st/heatmap_rust against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoel1st%2Fheatmap_rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joel1st/heatmap_rust 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/joel1st/heatmap_rust
[INFO] finished tweaking git repo https://github.com/joel1st/heatmap_rust
[INFO] tweaked toml for git repo https://github.com/joel1st/heatmap_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/joel1st/heatmap_rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8eb77c8d651d87c36b2b0d225497f757869483aa977b488da61c90eba3ade814
[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" "8eb77c8d651d87c36b2b0d225497f757869483aa977b488da61c90eba3ade814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eb77c8d651d87c36b2b0d225497f757869483aa977b488da61c90eba3ade814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb77c8d651d87c36b2b0d225497f757869483aa977b488da61c90eba3ade814", kill_on_drop: false }`
[INFO] [stdout] 8eb77c8d651d87c36b2b0d225497f757869483aa977b488da61c90eba3ade814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4aa21867aa37fc4a81872ecd5e4b34530c5ca8fc67466868349196a0d54641cc
[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" "4aa21867aa37fc4a81872ecd5e4b34530c5ca8fc67466868349196a0d54641cc", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking scan_fmt v0.1.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking semver v0.7.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking deflate v0.7.11
[INFO] [stderr]     Checking base64 v0.4.2
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking hostname v0.1.3
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num-rational v0.1.38
[INFO] [stderr]     Checking clap v2.25.0
[INFO] [stderr]     Checking num v0.1.39
[INFO] [stderr]     Checking png v0.8.0
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking rayon v0.8.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.14.0
[INFO] [stderr]     Checking textnonce v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking bson v0.9.0
[INFO] [stderr]     Checking mongodb v0.3.1
[INFO] [stderr]     Checking heatmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.05s
[INFO] running `Command { std: "docker" "inspect" "4aa21867aa37fc4a81872ecd5e4b34530c5ca8fc67466868349196a0d54641cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa21867aa37fc4a81872ecd5e4b34530c5ca8fc67466868349196a0d54641cc", kill_on_drop: false }`
[INFO] [stdout] 4aa21867aa37fc4a81872ecd5e4b34530c5ca8fc67466868349196a0d54641cc