[INFO] fetching crate image-meta 0.1.1...
[INFO] checking image-meta-0.1.1 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate image-meta 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate image-meta 0.1.1 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate image-meta 0.1.1
[INFO] finished tweaking crates.io crate image-meta 0.1.1
[INFO] tweaked toml for crates.io crate image-meta 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded skeptic v0.13.5
[INFO] [stderr]   Downloaded cargo_metadata v0.10.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded cargo-husky v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb10f7afe53417ccbb9e8570e70bafc367d714e7b09f270431e9a2330adc6012
[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" "cb10f7afe53417ccbb9e8570e70bafc367d714e7b09f270431e9a2330adc6012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb10f7afe53417ccbb9e8570e70bafc367d714e7b09f270431e9a2330adc6012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb10f7afe53417ccbb9e8570e70bafc367d714e7b09f270431e9a2330adc6012", kill_on_drop: false }`
[INFO] [stdout] cb10f7afe53417ccbb9e8570e70bafc367d714e7b09f270431e9a2330adc6012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec4f59580e6c2f0fc7379a5e4911e092ec2771d79e3b7fc2e7278710449b5a7
[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" "bec4f59580e6c2f0fc7379a5e4911e092ec2771d79e3b7fc2e7278710449b5a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking skeptic v0.13.5
[INFO] [stderr]    Compiling image-meta v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.50s
[INFO] running `Command { std: "docker" "inspect" "bec4f59580e6c2f0fc7379a5e4911e092ec2771d79e3b7fc2e7278710449b5a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec4f59580e6c2f0fc7379a5e4911e092ec2771d79e3b7fc2e7278710449b5a7", kill_on_drop: false }`
[INFO] [stdout] bec4f59580e6c2f0fc7379a5e4911e092ec2771d79e3b7fc2e7278710449b5a7