[INFO] cloning repository https://github.com/gilles-bertrand/rust-training-2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gilles-bertrand/rust-training-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilles-bertrand%2Frust-training-2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilles-bertrand%2Frust-training-2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 165ae5df755a0c7ed2eefda8a6bb2c96cec29081
[INFO] checking gilles-bertrand/rust-training-2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilles-bertrand%2Frust-training-2" "/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/gilles-bertrand/rust-training-2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gilles-bertrand/rust-training-2
[INFO] finished tweaking git repo https://github.com/gilles-bertrand/rust-training-2
[INFO] tweaked toml for git repo https://github.com/gilles-bertrand/rust-training-2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gilles-bertrand/rust-training-2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6300ddc33753751c1d424df92e591d1d204493947e20e3bfbd640d2081470c3b
[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" "6300ddc33753751c1d424df92e591d1d204493947e20e3bfbd640d2081470c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6300ddc33753751c1d424df92e591d1d204493947e20e3bfbd640d2081470c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6300ddc33753751c1d424df92e591d1d204493947e20e3bfbd640d2081470c3b", kill_on_drop: false }`
[INFO] [stdout] 6300ddc33753751c1d424df92e591d1d204493947e20e3bfbd640d2081470c3b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] 4605a5055adebd86fff61df781e9a1bdf6a6459c3d4e6b85e1e69840c8374fe2
[INFO] running `Command { std: "docker" "start" "-a" "4605a5055adebd86fff61df781e9a1bdf6a6459c3d4e6b85e1e69840c8374fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking http v0.1.0 (/opt/rustwide/workdir/http)
[INFO] [stderr]     Checking tcpclient v0.1.0 (/opt/rustwide/workdir/tcpclient)
[INFO] [stderr]     Checking tcpserver v0.1.0 (/opt/rustwide/workdir/tcpserver)
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking httpserver v0.1.0 (/opt/rustwide/workdir/httpserver)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.08s
[INFO] running `Command { std: "docker" "inspect" "4605a5055adebd86fff61df781e9a1bdf6a6459c3d4e6b85e1e69840c8374fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4605a5055adebd86fff61df781e9a1bdf6a6459c3d4e6b85e1e69840c8374fe2", kill_on_drop: false }`
[INFO] [stdout] 4605a5055adebd86fff61df781e9a1bdf6a6459c3d4e6b85e1e69840c8374fe2