[INFO] cloning repository https://github.com/ondratra/rusty_games
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ondratra/rusty_games" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fondratra%2Frusty_games", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fondratra%2Frusty_games'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03f6d8ce9ae3f2ead104106deeb2814b87084f84
[INFO] checking ondratra/rusty_games against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fondratra%2Frusty_games" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ondratra/rusty_games on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ondratra/rusty_games
[INFO] finished tweaking git repo https://github.com/ondratra/rusty_games
[INFO] tweaked toml for git repo https://github.com/ondratra/rusty_games written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ondratra/rusty_games already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v1.0.4
[INFO] [stderr]   Downloaded speculate v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad466cc1c9e5da7e33d318b2daab58cb49a8cf0a90c6c54f5427cecd6e5061e3
[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" "ad466cc1c9e5da7e33d318b2daab58cb49a8cf0a90c6c54f5427cecd6e5061e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad466cc1c9e5da7e33d318b2daab58cb49a8cf0a90c6c54f5427cecd6e5061e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad466cc1c9e5da7e33d318b2daab58cb49a8cf0a90c6c54f5427cecd6e5061e3", kill_on_drop: false }`
[INFO] [stdout] ad466cc1c9e5da7e33d318b2daab58cb49a8cf0a90c6c54f5427cecd6e5061e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3f1e41d20eaaee63327f0d5425957c8ee6f5406fa753ff914416200a9a45dfdd
[INFO] running `Command { std: "docker" "start" "-a" "3f1e41d20eaaee63327f0d5425957c8ee6f5406fa753ff914416200a9a45dfdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rusty_games v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.70s
[INFO] running `Command { std: "docker" "inspect" "3f1e41d20eaaee63327f0d5425957c8ee6f5406fa753ff914416200a9a45dfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1e41d20eaaee63327f0d5425957c8ee6f5406fa753ff914416200a9a45dfdd", kill_on_drop: false }`
[INFO] [stdout] 3f1e41d20eaaee63327f0d5425957c8ee6f5406fa753ff914416200a9a45dfdd