[INFO] cloning repository https://github.com/davidpdrsn/stream-countdown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidpdrsn/stream-countdown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Fstream-countdown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Fstream-countdown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1d37b9cd7ff4118cac746f1966630e15a6e2294
[INFO] checking davidpdrsn/stream-countdown against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpdrsn%2Fstream-countdown" "/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/davidpdrsn/stream-countdown on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidpdrsn/stream-countdown
[INFO] finished tweaking git repo https://github.com/davidpdrsn/stream-countdown
[INFO] tweaked toml for git repo https://github.com/davidpdrsn/stream-countdown written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/davidpdrsn/stream-countdown already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4598aa4f974ee4aff7dc4639c4c3291fccbfc3d03d486fb30776bbb72ff299c
[INFO] running `Command { std: "docker" "start" "-a" "c4598aa4f974ee4aff7dc4639c4c3291fccbfc3d03d486fb30776bbb72ff299c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4598aa4f974ee4aff7dc4639c4c3291fccbfc3d03d486fb30776bbb72ff299c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4598aa4f974ee4aff7dc4639c4c3291fccbfc3d03d486fb30776bbb72ff299c", kill_on_drop: false }`
[INFO] [stdout] c4598aa4f974ee4aff7dc4639c4c3291fccbfc3d03d486fb30776bbb72ff299c
[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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69cb3acc81587b0a908bc782fa1dd050956ce339914c72a040fc4f48f7654fe3
[INFO] running `Command { std: "docker" "start" "-a" "69cb3acc81587b0a908bc782fa1dd050956ce339914c72a040fc4f48f7654fe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.25
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ansi-escapes v0.1.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking stream-countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "69cb3acc81587b0a908bc782fa1dd050956ce339914c72a040fc4f48f7654fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69cb3acc81587b0a908bc782fa1dd050956ce339914c72a040fc4f48f7654fe3", kill_on_drop: false }`
[INFO] [stdout] 69cb3acc81587b0a908bc782fa1dd050956ce339914c72a040fc4f48f7654fe3