[INFO] fetching crate ess 0.4.2...
[INFO] checking ess-0.4.2 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate ess 0.4.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ess 0.4.2 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ess 0.4.2
[INFO] finished tweaking crates.io crate ess 0.4.2
[INFO] tweaked toml for crates.io crate ess 0.4.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e93e295d3b70c39b474a9219620eee40e80159f70a7d0ebedf35865554e6f49b
[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" "e93e295d3b70c39b474a9219620eee40e80159f70a7d0ebedf35865554e6f49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e93e295d3b70c39b474a9219620eee40e80159f70a7d0ebedf35865554e6f49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93e295d3b70c39b474a9219620eee40e80159f70a7d0ebedf35865554e6f49b", kill_on_drop: false }`
[INFO] [stdout] e93e295d3b70c39b474a9219620eee40e80159f70a7d0ebedf35865554e6f49b
[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" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] 7d3d0e02ca3a817687054a25cefe2cbfad565428017fd2f49d5e8d9a2dd3bb1a
[INFO] running `Command { std: "docker" "start" "-a" "7d3d0e02ca3a817687054a25cefe2cbfad565428017fd2f49d5e8d9a2dd3bb1a", kill_on_drop: false }`
[INFO] [stderr]     Checking ess v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |         Some('0'...'9') => parse_number(input, start_loc),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:427:53
[INFO] [stdout]     |
[INFO] [stdout] 427 |         Some(c @ '#') | Some(c @ ':') | Some(c @ '0'...'9') => {
[INFO] [stdout]     |                                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::ParseResult::*`
[INFO] [stdout]    --> src/parser.rs:537:9
[INFO] [stdout]     |
[INFO] [stdout] 537 |     use parser::ParseResult::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |         Some('0'...'9') => parse_number(input, start_loc),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:427:53
[INFO] [stdout]     |
[INFO] [stdout] 427 |         Some(c @ '#') | Some(c @ ':') | Some(c @ '0'...'9') => {
[INFO] [stdout]     |                                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "7d3d0e02ca3a817687054a25cefe2cbfad565428017fd2f49d5e8d9a2dd3bb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3d0e02ca3a817687054a25cefe2cbfad565428017fd2f49d5e8d9a2dd3bb1a", kill_on_drop: false }`
[INFO] [stdout] 7d3d0e02ca3a817687054a25cefe2cbfad565428017fd2f49d5e8d9a2dd3bb1a