[INFO] fetching crate skeptic 0.13.4...
[INFO] checking skeptic-0.13.4 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate skeptic 0.13.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate skeptic 0.13.4 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skeptic 0.13.4
[INFO] finished tweaking crates.io crate skeptic 0.13.4
[INFO] tweaked toml for crates.io crate skeptic 0.13.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 21ae90b087d5b9e6238aaaed009ff6b0c3c6b2332597e423681b401555effbd4
[INFO] running `Command { std: "docker" "start" "-a" "21ae90b087d5b9e6238aaaed009ff6b0c3c6b2332597e423681b401555effbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21ae90b087d5b9e6238aaaed009ff6b0c3c6b2332597e423681b401555effbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ae90b087d5b9e6238aaaed009ff6b0c3c6b2332597e423681b401555effbd4", kill_on_drop: false }`
[INFO] [stdout] 21ae90b087d5b9e6238aaaed009ff6b0c3c6b2332597e423681b401555effbd4
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1de5bb95cf45a4c192eb8e8dfed2f73a4437aca298016064468efa056b69798
[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" "f1de5bb95cf45a4c192eb8e8dfed2f73a4437aca298016064468efa056b69798", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking bytecount v0.4.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking cargo_metadata v0.6.4
[INFO] [stderr]     Checking skeptic v0.13.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]    --> lib.rs:420:24
[INFO] [stdout]     |
[INFO] [stdout] 420 |     let trimmed = line.trim_left();
[INFO] [stdout]     |                        ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]    --> lib.rs:420:24
[INFO] [stdout]     |
[INFO] [stdout] 420 |     let trimmed = line.trim_left();
[INFO] [stdout]     |                        ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]    --> lib.rs:424:23
[INFO] [stdout]     |
[INFO] [stdout] 424 |     } else if trimmed.trim_right() == "#" {
[INFO] [stdout]     |                       ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]    --> lib.rs:424:23
[INFO] [stdout]     |
[INFO] [stdout] 424 |     } else if trimmed.trim_right() == "#" {
[INFO] [stdout]     |                       ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[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 32.10s
[INFO] running `Command { std: "docker" "inspect" "f1de5bb95cf45a4c192eb8e8dfed2f73a4437aca298016064468efa056b69798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1de5bb95cf45a4c192eb8e8dfed2f73a4437aca298016064468efa056b69798", kill_on_drop: false }`
[INFO] [stdout] f1de5bb95cf45a4c192eb8e8dfed2f73a4437aca298016064468efa056b69798