[INFO] cloning repository https://github.com/clickingbuttons/polygon_io
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clickingbuttons/polygon_io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclickingbuttons%2Fpolygon_io", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclickingbuttons%2Fpolygon_io'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaab54e4ea6dc6a511d80dbee84b9b96bce808f4
[INFO] checking clickingbuttons/polygon_io against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclickingbuttons%2Fpolygon_io" "/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/clickingbuttons/polygon_io on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clickingbuttons/polygon_io
[INFO] finished tweaking git repo https://github.com/clickingbuttons/polygon_io
[INFO] tweaked toml for git repo https://github.com/clickingbuttons/polygon_io written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/clickingbuttons/polygon_io already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] c04c5eecf01338b83834bb878dd8d6bbfb245f15ae3c917e597be17fca3f8827
[INFO] running `Command { std: "docker" "start" "-a" "c04c5eecf01338b83834bb878dd8d6bbfb245f15ae3c917e597be17fca3f8827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c04c5eecf01338b83834bb878dd8d6bbfb245f15ae3c917e597be17fca3f8827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04c5eecf01338b83834bb878dd8d6bbfb245f15ae3c917e597be17fca3f8827", kill_on_drop: false }`
[INFO] [stdout] c04c5eecf01338b83834bb878dd8d6bbfb245f15ae3c917e597be17fca3f8827
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8c45d6e150e5f0e9ea4a6bd97e680e49a00fa6d77e4fe22f8fd5d1b20ebab1e
[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" "c8c45d6e150e5f0e9ea4a6bd97e680e49a00fa6d77e4fe22f8fd5d1b20ebab1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ureq v1.5.1
[INFO] [stderr]     Checking polygon_io v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.80s
[INFO] running `Command { std: "docker" "inspect" "c8c45d6e150e5f0e9ea4a6bd97e680e49a00fa6d77e4fe22f8fd5d1b20ebab1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c45d6e150e5f0e9ea4a6bd97e680e49a00fa6d77e4fe22f8fd5d1b20ebab1e", kill_on_drop: false }`
[INFO] [stdout] c8c45d6e150e5f0e9ea4a6bd97e680e49a00fa6d77e4fe22f8fd5d1b20ebab1e