[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 master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[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-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vdrn/rust-analyzer-serde-huge-memory-usage on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51127a999b96882f928a79c1b531ff1a062616f3b399748a6599397fbf75cb3f
[INFO] running `Command { std: "docker" "start" "-a" "51127a999b96882f928a79c1b531ff1a062616f3b399748a6599397fbf75cb3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51127a999b96882f928a79c1b531ff1a062616f3b399748a6599397fbf75cb3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51127a999b96882f928a79c1b531ff1a062616f3b399748a6599397fbf75cb3f", kill_on_drop: false }`
[INFO] [stdout] 51127a999b96882f928a79c1b531ff1a062616f3b399748a6599397fbf75cb3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1937cbe6777df6bbbbe974707fa02fd67578df1752612252424939a29fa030
[INFO] running `Command { std: "docker" "start" "-a" "9c1937cbe6777df6bbbbe974707fa02fd67578df1752612252424939a29fa030", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[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 12.88s
[INFO] running `Command { std: "docker" "inspect" "9c1937cbe6777df6bbbbe974707fa02fd67578df1752612252424939a29fa030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1937cbe6777df6bbbbe974707fa02fd67578df1752612252424939a29fa030", kill_on_drop: false }`
[INFO] [stdout] 9c1937cbe6777df6bbbbe974707fa02fd67578df1752612252424939a29fa030