[INFO] fetching crate ezconf 0.3.0...
[INFO] checking ezconf-0.3.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate ezconf 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ezconf 0.3.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ezconf 0.3.0
[INFO] finished tweaking crates.io crate ezconf 0.3.0
[INFO] tweaked toml for crates.io crate ezconf 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-match v0.1.0
[INFO] [stderr]   Downloaded toml-query v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b75ad05ed1a4bea2ee178a57252eb058d5cd19a7b8ed33ddca451f76b0617ddd
[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" "b75ad05ed1a4bea2ee178a57252eb058d5cd19a7b8ed33ddca451f76b0617ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75ad05ed1a4bea2ee178a57252eb058d5cd19a7b8ed33ddca451f76b0617ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75ad05ed1a4bea2ee178a57252eb058d5cd19a7b8ed33ddca451f76b0617ddd", kill_on_drop: false }`
[INFO] [stdout] b75ad05ed1a4bea2ee178a57252eb058d5cd19a7b8ed33ddca451f76b0617ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d43a2ff2932c05dac1f96fea463d64f3de1c9e443c9631a22be13c20a0555e4
[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" "0d43a2ff2932c05dac1f96fea463d64f3de1c9e443c9631a22be13c20a0555e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking is-match v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking toml-query v0.6.0
[INFO] [stderr]     Checking ezconf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.42s
[INFO] running `Command { std: "docker" "inspect" "0d43a2ff2932c05dac1f96fea463d64f3de1c9e443c9631a22be13c20a0555e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d43a2ff2932c05dac1f96fea463d64f3de1c9e443c9631a22be13c20a0555e4", kill_on_drop: false }`
[INFO] [stdout] 0d43a2ff2932c05dac1f96fea463d64f3de1c9e443c9631a22be13c20a0555e4