[INFO] cloning repository https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvdrn%2Frust-analyzer-serde-huge-memory-usage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvdrn%2Frust-analyzer-serde-huge-memory-usage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4ef0b951af8d883272c5d3e0aab135883fb3398
[INFO] checking vdrn/rust-analyzer-serde-huge-memory-usage against try#09ea730c380b8b9acb96ff87b724c45df920f793 for pr-134272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvdrn%2Frust-analyzer-serde-huge-memory-usage" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage on toolchain 09ea730c380b8b9acb96ff87b724c45df920f793
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage
[INFO] finished tweaking git repo https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage
[INFO] tweaked toml for git repo https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c248709c91dfd2d1fce061c4391c42c4c5ba695736e2855b799059a5c35a6cd1
[INFO] running `Command { std: "docker" "start" "-a" "c248709c91dfd2d1fce061c4391c42c4c5ba695736e2855b799059a5c35a6cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c248709c91dfd2d1fce061c4391c42c4c5ba695736e2855b799059a5c35a6cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c248709c91dfd2d1fce061c4391c42c4c5ba695736e2855b799059a5c35a6cd1", kill_on_drop: false }`
[INFO] [stdout] c248709c91dfd2d1fce061c4391c42c4c5ba695736e2855b799059a5c35a6cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a593a4e9ad5b437e75479516148d635d256b5760d221432912472845b71a0fae
[INFO] running `Command { std: "docker" "start" "-a" "a593a4e9ad5b437e75479516148d635d256b5760d221432912472845b71a0fae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking serde_rust_analyzer_mem_leak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `Command { std: "docker" "inspect" "a593a4e9ad5b437e75479516148d635d256b5760d221432912472845b71a0fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a593a4e9ad5b437e75479516148d635d256b5760d221432912472845b71a0fae", kill_on_drop: false }`
[INFO] [stdout] a593a4e9ad5b437e75479516148d635d256b5760d221432912472845b71a0fae