[INFO] fetching crate slog-gelf 0.1.2...
[INFO] checking slog-gelf-0.1.2 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate slog-gelf 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate slog-gelf 0.1.2 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-gelf 0.1.2
[INFO] finished tweaking crates.io crate slog-gelf 0.1.2
[INFO] tweaked toml for crates.io crate slog-gelf 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d230154e98a6f88a296bc06d8e3b48a5e3bc489d3eb9b304980fdd7233242416
[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" "d230154e98a6f88a296bc06d8e3b48a5e3bc489d3eb9b304980fdd7233242416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d230154e98a6f88a296bc06d8e3b48a5e3bc489d3eb9b304980fdd7233242416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d230154e98a6f88a296bc06d8e3b48a5e3bc489d3eb9b304980fdd7233242416", kill_on_drop: false }`
[INFO] [stdout] d230154e98a6f88a296bc06d8e3b48a5e3bc489d3eb9b304980fdd7233242416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4accd3ba5aa77da87d9e392ba6afd73fca357c98b4c023d892fbd854ac4c380a
[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" "4accd3ba5aa77da87d9e392ba6afd73fca357c98b4c023d892fbd854ac4c380a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling serde v1.0.121
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.121
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]     Checking skeptic v0.13.5
[INFO] [stderr]    Compiling slog-gelf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.95s
[INFO] running `Command { std: "docker" "inspect" "4accd3ba5aa77da87d9e392ba6afd73fca357c98b4c023d892fbd854ac4c380a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4accd3ba5aa77da87d9e392ba6afd73fca357c98b4c023d892fbd854ac4c380a", kill_on_drop: false }`
[INFO] [stdout] 4accd3ba5aa77da87d9e392ba6afd73fca357c98b4c023d892fbd854ac4c380a