[INFO] cloning repository https://github.com/nrc/rls-vfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nrc/rls-vfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrc%2Frls-vfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrc%2Frls-vfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e715701ea853e900a85705a99bc348fc6bb3f3b
[INFO] checking nrc/rls-vfs against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrc%2Frls-vfs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nrc/rls-vfs on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nrc/rls-vfs
[INFO] finished tweaking git repo https://github.com/nrc/rls-vfs
[INFO] tweaked toml for git repo https://github.com/nrc/rls-vfs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nrc/rls-vfs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a30f9408d97d8ebac01b62d27f5ab881e08afb55705ddcb49390c8d5a34294
[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" "e1a30f9408d97d8ebac01b62d27f5ab881e08afb55705ddcb49390c8d5a34294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a30f9408d97d8ebac01b62d27f5ab881e08afb55705ddcb49390c8d5a34294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a30f9408d97d8ebac01b62d27f5ab881e08afb55705ddcb49390c8d5a34294", kill_on_drop: false }`
[INFO] [stdout] e1a30f9408d97d8ebac01b62d27f5ab881e08afb55705ddcb49390c8d5a34294
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] e2ae26221465a6dd7b11665a97a7985b1ed909f3cf6f9f6671a2c91b52fc97c7
[INFO] running `Command { std: "docker" "start" "-a" "e2ae26221465a6dd7b11665a97a7985b1ed909f3cf6f9f6671a2c91b52fc97c7", kill_on_drop: false }`
[INFO] [stderr]     Checking rls-span v0.4.1
[INFO] [stderr]     Checking rls-vfs v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         ::std::error::Error::description(&self).to_owned()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:168:49
[INFO] [stdout]     |
[INFO] [stdout] 168 |             | Error::BadFileKind => f.write_str(::std::error::Error::description(self)),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         ::std::error::Error::description(&self).to_owned()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:168:49
[INFO] [stdout]     |
[INFO] [stdout] 168 |             | Error::BadFileKind => f.write_str(::std::error::Error::description(self)),
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "e2ae26221465a6dd7b11665a97a7985b1ed909f3cf6f9f6671a2c91b52fc97c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ae26221465a6dd7b11665a97a7985b1ed909f3cf6f9f6671a2c91b52fc97c7", kill_on_drop: false }`
[INFO] [stdout] e2ae26221465a6dd7b11665a97a7985b1ed909f3cf6f9f6671a2c91b52fc97c7