[INFO] cloning repository https://github.com/Rantanen/protofish
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rantanen/protofish" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRantanen%2Fprotofish", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRantanen%2Fprotofish'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b2259ebbe65acd0c8603e1c7e8fc1bcae9c5bdb
[INFO] checking Rantanen/protofish against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRantanen%2Fprotofish" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rantanen/protofish on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Rantanen/protofish
[INFO] finished tweaking git repo https://github.com/Rantanen/protofish
[INFO] tweaked toml for git repo https://github.com/Rantanen/protofish written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Rantanen/protofish already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4520f9d904dee820ec990e3ab0bc0676227b909ca0cc8940443ee39cfef61e4e
[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" "4520f9d904dee820ec990e3ab0bc0676227b909ca0cc8940443ee39cfef61e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4520f9d904dee820ec990e3ab0bc0676227b909ca0cc8940443ee39cfef61e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4520f9d904dee820ec990e3ab0bc0676227b909ca0cc8940443ee39cfef61e4e", kill_on_drop: false }`
[INFO] [stdout] 4520f9d904dee820ec990e3ab0bc0676227b909ca0cc8940443ee39cfef61e4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] cfbf57b0c778dd152345a7693d2928bbc03a2ca3c43f55230c4ae3965dd9bb3b
[INFO] running `Command { std: "docker" "start" "-a" "cfbf57b0c778dd152345a7693d2928bbc03a2ca3c43f55230c4ae3965dd9bb3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking protofish v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.70s
[INFO] running `Command { std: "docker" "inspect" "cfbf57b0c778dd152345a7693d2928bbc03a2ca3c43f55230c4ae3965dd9bb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbf57b0c778dd152345a7693d2928bbc03a2ca3c43f55230c4ae3965dd9bb3b", kill_on_drop: false }`
[INFO] [stdout] cfbf57b0c778dd152345a7693d2928bbc03a2ca3c43f55230c4ae3965dd9bb3b