[INFO] fetching crate license-exprs 1.6.0...
[INFO] checking license-exprs-1.6.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate license-exprs 1.6.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate license-exprs 1.6.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate license-exprs 1.6.0
[INFO] finished tweaking crates.io crate license-exprs 1.6.0
[INFO] tweaked toml for crates.io crate license-exprs 1.6.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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] fcfe49e675a5a3da27dc38e91450a6e99fe2fe9bd94bd44fc0dc781f04635171
[INFO] running `Command { std: "docker" "start" "-a" "fcfe49e675a5a3da27dc38e91450a6e99fe2fe9bd94bd44fc0dc781f04635171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcfe49e675a5a3da27dc38e91450a6e99fe2fe9bd94bd44fc0dc781f04635171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfe49e675a5a3da27dc38e91450a6e99fe2fe9bd94bd44fc0dc781f04635171", kill_on_drop: false }`
[INFO] [stdout] fcfe49e675a5a3da27dc38e91450a6e99fe2fe9bd94bd44fc0dc781f04635171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cab6aee90b301a7d204747595ead0169662c633e604ed8d32d227f6d5a005df
[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" "6cab6aee90b301a7d204747595ead0169662c633e604ed8d32d227f6d5a005df", kill_on_drop: false }`
[INFO] [stderr]     Checking license-exprs v1.6.0 (/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/lib.rs:37:62
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 format.write_fmt(format_args!("{}: {}", self.description(), info))
[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:40:62
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 format.write_fmt(format_args!("{}: {}", self.description(), info))
[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:37:62
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 format.write_fmt(format_args!("{}: {}", self.description(), info))
[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:40:62
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 format.write_fmt(format_args!("{}: {}", self.description(), info))
[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 0.86s
[INFO] running `Command { std: "docker" "inspect" "6cab6aee90b301a7d204747595ead0169662c633e604ed8d32d227f6d5a005df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cab6aee90b301a7d204747595ead0169662c633e604ed8d32d227f6d5a005df", kill_on_drop: false }`
[INFO] [stdout] 6cab6aee90b301a7d204747595ead0169662c633e604ed8d32d227f6d5a005df