[INFO] cloning repository https://github.com/JoNil/chibi-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoNil/chibi-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoNil%2Fchibi-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoNil%2Fchibi-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee845fe3800425d345728328ed90fea36196c5af
[INFO] checking JoNil/chibi-rs against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoNil%2Fchibi-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JoNil/chibi-rs on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JoNil/chibi-rs
[INFO] finished tweaking git repo https://github.com/JoNil/chibi-rs
[INFO] tweaked toml for git repo https://github.com/JoNil/chibi-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/JoNil/chibi-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", 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] b836e28d5cb55c9d44ca2ffa95e0dbbb65b3654fdc092c22045bf30fda1fb9c1
[INFO] running `Command { std: "docker" "start" "-a" "b836e28d5cb55c9d44ca2ffa95e0dbbb65b3654fdc092c22045bf30fda1fb9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b836e28d5cb55c9d44ca2ffa95e0dbbb65b3654fdc092c22045bf30fda1fb9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b836e28d5cb55c9d44ca2ffa95e0dbbb65b3654fdc092c22045bf30fda1fb9c1", kill_on_drop: false }`
[INFO] [stdout] b836e28d5cb55c9d44ca2ffa95e0dbbb65b3654fdc092c22045bf30fda1fb9c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 88c5a26dc69ddf5ce8bd6a2068e78c27a79d1e6fe62cf2425db98c1a008ba33b
[INFO] running `Command { std: "docker" "start" "-a" "88c5a26dc69ddf5ce8bd6a2068e78c27a79d1e6fe62cf2425db98c1a008ba33b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#4e8c101e)
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]    Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=master#4e8c101e)
[INFO] [stderr]     Checking chibi-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "88c5a26dc69ddf5ce8bd6a2068e78c27a79d1e6fe62cf2425db98c1a008ba33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c5a26dc69ddf5ce8bd6a2068e78c27a79d1e6fe62cf2425db98c1a008ba33b", kill_on_drop: false }`
[INFO] [stdout] 88c5a26dc69ddf5ce8bd6a2068e78c27a79d1e6fe62cf2425db98c1a008ba33b