[INFO] fetching crate helix 0.7.5...
[INFO] checking helix-0.7.5 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate helix 0.7.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate helix 0.7.5 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate helix 0.7.5
[INFO] finished tweaking crates.io crate helix 0.7.5
[INFO] tweaked toml for crates.io crate helix 0.7.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cstr-macro v0.1.0
[INFO] [stderr]   Downloaded libcruby-sys v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2bf4226cfa3cdbeea3a1110be0c6aad254059c4eb390f880749b81d71e977e2
[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" "f2bf4226cfa3cdbeea3a1110be0c6aad254059c4eb390f880749b81d71e977e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2bf4226cfa3cdbeea3a1110be0c6aad254059c4eb390f880749b81d71e977e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bf4226cfa3cdbeea3a1110be0c6aad254059c4eb390f880749b81d71e977e2", kill_on_drop: false }`
[INFO] [stdout] f2bf4226cfa3cdbeea3a1110be0c6aad254059c4eb390f880749b81d71e977e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 577d57da3b666f440603f4814c58eb815bdc14f164af5070d08feafc9f96d231
[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" "577d57da3b666f440603f4814c58eb815bdc14f164af5070d08feafc9f96d231", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcruby-sys v0.7.5
[INFO] [stderr]     Checking cstr-macro v0.1.0
[INFO] [stderr]     Checking helix v0.7.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn from_any(any: Box<any::Any>) -> Error {
[INFO] [stdout]    |                              ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn from_any(any: Box<any::Any>) -> Error {
[INFO] [stdout]    |                              ^^^^^^^^ help: use `dyn`: `dyn any::Any`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "577d57da3b666f440603f4814c58eb815bdc14f164af5070d08feafc9f96d231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577d57da3b666f440603f4814c58eb815bdc14f164af5070d08feafc9f96d231", kill_on_drop: false }`
[INFO] [stdout] 577d57da3b666f440603f4814c58eb815bdc14f164af5070d08feafc9f96d231