[INFO] cloning repository https://github.com/davidcl/symbols-graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidcl/symbols-graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidcl%2Fsymbols-graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidcl%2Fsymbols-graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f3b0013caf4cb74e9c0848ca665c5f17d57d454
[INFO] checking davidcl/symbols-graph against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidcl%2Fsymbols-graph" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidcl/symbols-graph on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidcl/symbols-graph
[INFO] finished tweaking git repo https://github.com/davidcl/symbols-graph
[INFO] tweaked toml for git repo https://github.com/davidcl/symbols-graph written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/davidcl/symbols-graph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gimli v0.18.0
[INFO] [stderr]   Downloaded object v0.12.0
[INFO] [stderr]   Downloaded goblin v0.0.22
[INFO] [stderr]   Downloaded parity-wasm v0.38.0
[INFO] [stderr]   Downloaded string-interner v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ac788d4ccc75764728cf7d58f05e1fb17d39b536da7427c4c0afb5ad650c84f
[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" "7ac788d4ccc75764728cf7d58f05e1fb17d39b536da7427c4c0afb5ad650c84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac788d4ccc75764728cf7d58f05e1fb17d39b536da7427c4c0afb5ad650c84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac788d4ccc75764728cf7d58f05e1fb17d39b536da7427c4c0afb5ad650c84f", kill_on_drop: false }`
[INFO] [stdout] 7ac788d4ccc75764728cf7d58f05e1fb17d39b536da7427c4c0afb5ad650c84f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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] 6817ea5999c6242bf1fab226cedc95c99b0a75fb73d96b5fd13dbc9cf93f4be7
[INFO] running `Command { std: "docker" "start" "-a" "6817ea5999c6242bf1fab226cedc95c99b0a75fb73d96b5fd13dbc9cf93f4be7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking parity-wasm v0.38.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking gimli v0.18.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking string-interner v0.7.0
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking goblin v0.0.22
[INFO] [stderr]     Checking object v0.12.0
[INFO] [stderr]     Checking symbols-graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.42s
[INFO] running `Command { std: "docker" "inspect" "6817ea5999c6242bf1fab226cedc95c99b0a75fb73d96b5fd13dbc9cf93f4be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6817ea5999c6242bf1fab226cedc95c99b0a75fb73d96b5fd13dbc9cf93f4be7", kill_on_drop: false }`
[INFO] [stdout] 6817ea5999c6242bf1fab226cedc95c99b0a75fb73d96b5fd13dbc9cf93f4be7