[INFO] cloning repository https://github.com/mullr/racer-with-combine-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mullr/racer-with-combine-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmullr%2Fracer-with-combine-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmullr%2Fracer-with-combine-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3384eca1bbbdcee154c35931b094ae9383fb4d89
[INFO] checking mullr/racer-with-combine-repro against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmullr%2Fracer-with-combine-repro" "/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/mullr/racer-with-combine-repro 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/mullr/racer-with-combine-repro
[INFO] finished tweaking git repo https://github.com/mullr/racer-with-combine-repro
[INFO] tweaked toml for git repo https://github.com/mullr/racer-with-combine-repro written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mullr/racer-with-combine-repro 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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b72394449abfe36d550030ceff30a8d593c33264f0e87cfa411a5c990460a04d
[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" "b72394449abfe36d550030ceff30a8d593c33264f0e87cfa411a5c990460a04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b72394449abfe36d550030ceff30a8d593c33264f0e87cfa411a5c990460a04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72394449abfe36d550030ceff30a8d593c33264f0e87cfa411a5c990460a04d", kill_on_drop: false }`
[INFO] [stdout] b72394449abfe36d550030ceff30a8d593c33264f0e87cfa411a5c990460a04d
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] a7a6ff7e537c39f2a5cbe2a0bf88992cc157eb9e61dbe5f70c75e91ddb1b47df
[INFO] running `Command { std: "docker" "start" "-a" "a7a6ff7e537c39f2a5cbe2a0bf88992cc157eb9e61dbe5f70c75e91ddb1b47df", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking combine v3.3.2
[INFO] [stderr]     Checking racer-with-combine-repro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.98s
[INFO] running `Command { std: "docker" "inspect" "a7a6ff7e537c39f2a5cbe2a0bf88992cc157eb9e61dbe5f70c75e91ddb1b47df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a6ff7e537c39f2a5cbe2a0bf88992cc157eb9e61dbe5f70c75e91ddb1b47df", kill_on_drop: false }`
[INFO] [stdout] a7a6ff7e537c39f2a5cbe2a0bf88992cc157eb9e61dbe5f70c75e91ddb1b47df