[INFO] fetching crate topojson 0.2.0...
[INFO] checking topojson-0.2.0 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate topojson 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate topojson 0.2.0 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate topojson 0.2.0
[INFO] finished tweaking crates.io crate topojson 0.2.0
[INFO] tweaked toml for crates.io crate topojson 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate topojson 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", 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] 1be88299bc3abbaa779b1540253c48d52f8c8f64c739a94f5d116458c5af2ae0
[INFO] running `Command { std: "docker" "start" "-a" "1be88299bc3abbaa779b1540253c48d52f8c8f64c739a94f5d116458c5af2ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be88299bc3abbaa779b1540253c48d52f8c8f64c739a94f5d116458c5af2ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be88299bc3abbaa779b1540253c48d52f8c8f64c739a94f5d116458c5af2ae0", kill_on_drop: false }`
[INFO] [stdout] 1be88299bc3abbaa779b1540253c48d52f8c8f64c739a94f5d116458c5af2ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 808608abd55e1f62c53c2d9c8923df83637e76af0fe7218fc852c16f1cb1b926
[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" "808608abd55e1f62c53c2d9c8923df83637e76af0fe7218fc852c16f1cb1b926", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking geojson v0.16.0
[INFO] [stderr]     Checking topojson v0.2.0 (/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/topojson.rs:135:72
[INFO] [stdout]     |
[INFO] [stdout] 135 |         TopoJson::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/geometry.rs:206:72
[INFO] [stdout]     |
[INFO] [stdout] 206 |         Geometry::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/topology.rs:65:79
[INFO] [stdout]    |
[INFO] [stdout] 65 |         TransformParams::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/topojson.rs:135:72
[INFO] [stdout]     |
[INFO] [stdout] 135 |         TopoJson::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/topology.rs:155:72
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Topology::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/geometry.rs:206:72
[INFO] [stdout]     |
[INFO] [stdout] 206 |         Geometry::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/topology.rs:65:79
[INFO] [stdout]    |
[INFO] [stdout] 65 |         TransformParams::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[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/topology.rs:155:72
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Topology::from_json_object(val).map_err(|e| D::Error::custom(e.description()))
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/to_geojson.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut ix;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/to_geojson.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut ix;
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "808608abd55e1f62c53c2d9c8923df83637e76af0fe7218fc852c16f1cb1b926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808608abd55e1f62c53c2d9c8923df83637e76af0fe7218fc852c16f1cb1b926", kill_on_drop: false }`
[INFO] [stdout] 808608abd55e1f62c53c2d9c8923df83637e76af0fe7218fc852c16f1cb1b926