[INFO] cloning repository https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkajdam%2Fflatbuffers-rust-vector-of-unions-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkajdam%2Fflatbuffers-rust-vector-of-unions-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9499063512c9674e68b2e4e0c322e6f294987547
[INFO] checking kajdam/flatbuffers-rust-vector-of-unions-example against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkajdam%2Fflatbuffers-rust-vector-of-unions-example" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example
[INFO] finished tweaking git repo https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example
[INFO] tweaked toml for git repo https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/kajdam/flatbuffers-rust-vector-of-unions-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/kajdam/flatbuffers`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] defd1adab6fd50b8a95add28a68c8be5a185cb50b7c8449d909d101a2d5fdb2d
[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" "defd1adab6fd50b8a95add28a68c8be5a185cb50b7c8449d909d101a2d5fdb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "defd1adab6fd50b8a95add28a68c8be5a185cb50b7c8449d909d101a2d5fdb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defd1adab6fd50b8a95add28a68c8be5a185cb50b7c8449d909d101a2d5fdb2d", kill_on_drop: false }`
[INFO] [stdout] defd1adab6fd50b8a95add28a68c8be5a185cb50b7c8449d909d101a2d5fdb2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b9fb33d013ae9bfc72806ac36301e714eee8934b5fda85c08e1dfcece646a73
[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" "6b9fb33d013ae9bfc72806ac36301e714eee8934b5fda85c08e1dfcece646a73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking flatbuffers v0.8.3 (https://github.com/kajdam/flatbuffers?branch=rust-vector-of-unions#d8806471)
[INFO] [stderr]     Checking rust-vector-of-unions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "6b9fb33d013ae9bfc72806ac36301e714eee8934b5fda85c08e1dfcece646a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9fb33d013ae9bfc72806ac36301e714eee8934b5fda85c08e1dfcece646a73", kill_on_drop: false }`
[INFO] [stdout] 6b9fb33d013ae9bfc72806ac36301e714eee8934b5fda85c08e1dfcece646a73