[INFO] cloning repository https://github.com/rotty/poco-scheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rotty/poco-scheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotty%2Fpoco-scheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotty%2Fpoco-scheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25a7e5e80d35f5b9b28c32459010443d85b2e5f2
[INFO] checking rotty/poco-scheme against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frotty%2Fpoco-scheme" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rotty/poco-scheme on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rotty/poco-scheme
[INFO] finished tweaking git repo https://github.com/rotty/poco-scheme
[INFO] tweaked toml for git repo https://github.com/rotty/poco-scheme written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/rotty/poco-scheme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b9acff8229353c80edc52c8a6bdca934dba1003147d4c23a22098de92acce2c
[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" "5b9acff8229353c80edc52c8a6bdca934dba1003147d4c23a22098de92acce2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b9acff8229353c80edc52c8a6bdca934dba1003147d4c23a22098de92acce2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9acff8229353c80edc52c8a6bdca934dba1003147d4c23a22098de92acce2c", kill_on_drop: false }`
[INFO] [stdout] 5b9acff8229353c80edc52c8a6bdca934dba1003147d4c23a22098de92acce2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a72dcb86a0b11a6678ff4b17755fb9d4b114a464a44fadb16da8164efd674c43
[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" "a72dcb86a0b11a6678ff4b17755fb9d4b114a464a44fadb16da8164efd674c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking gc v0.3.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling lexpr-macros v0.2.0
[INFO] [stderr]     Checking lexpr v0.2.3
[INFO] [stderr]     Checking poco-scheme v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.05s
[INFO] running `Command { std: "docker" "inspect" "a72dcb86a0b11a6678ff4b17755fb9d4b114a464a44fadb16da8164efd674c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72dcb86a0b11a6678ff4b17755fb9d4b114a464a44fadb16da8164efd674c43", kill_on_drop: false }`
[INFO] [stdout] a72dcb86a0b11a6678ff4b17755fb9d4b114a464a44fadb16da8164efd674c43