[INFO] cloning repository https://github.com/jochasinga/logcrab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jochasinga/logcrab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjochasinga%2Flogcrab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjochasinga%2Flogcrab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a29fddc2a585e37b555990ced10e1bb5b77c0520
[INFO] checking jochasinga/logcrab against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjochasinga%2Flogcrab" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jochasinga/logcrab on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jochasinga/logcrab
[INFO] finished tweaking git repo https://github.com/jochasinga/logcrab
[INFO] tweaked toml for git repo https://github.com/jochasinga/logcrab written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jochasinga/logcrab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d753f3fa8746789810a5b7771c24571baabc5026e2a37451b127d91884cfac52
[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" "d753f3fa8746789810a5b7771c24571baabc5026e2a37451b127d91884cfac52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d753f3fa8746789810a5b7771c24571baabc5026e2a37451b127d91884cfac52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d753f3fa8746789810a5b7771c24571baabc5026e2a37451b127d91884cfac52", kill_on_drop: false }`
[INFO] [stdout] d753f3fa8746789810a5b7771c24571baabc5026e2a37451b127d91884cfac52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 68fcba03b98d48cfcfa87bc45ae7c1945383c7c68d7c0b6f5db57338838c95eb
[INFO] running `Command { std: "docker" "start" "-a" "68fcba03b98d48cfcfa87bc45ae7c1945383c7c68d7c0b6f5db57338838c95eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking logcrab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.87s
[INFO] running `Command { std: "docker" "inspect" "68fcba03b98d48cfcfa87bc45ae7c1945383c7c68d7c0b6f5db57338838c95eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fcba03b98d48cfcfa87bc45ae7c1945383c7c68d7c0b6f5db57338838c95eb", kill_on_drop: false }`
[INFO] [stdout] 68fcba03b98d48cfcfa87bc45ae7c1945383c7c68d7c0b6f5db57338838c95eb