[INFO] fetching crate lelet 1.2.18...
[INFO] checking lelet-1.2.18 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate lelet 1.2.18 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate lelet 1.2.18 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lelet 1.2.18
[INFO] finished tweaking crates.io crate lelet 1.2.18
[INFO] tweaked toml for crates.io crate lelet 1.2.18 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate lelet 1.2.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lelet-utils v0.3.4
[INFO] [stderr]   Downloaded memoffset v0.5.4
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded simple_logger v1.6.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29bc6f72a389d6e9695232defa4a98e15a7dd9e7090e176adb1f351b68ace0d3
[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" "29bc6f72a389d6e9695232defa4a98e15a7dd9e7090e176adb1f351b68ace0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29bc6f72a389d6e9695232defa4a98e15a7dd9e7090e176adb1f351b68ace0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29bc6f72a389d6e9695232defa4a98e15a7dd9e7090e176adb1f351b68ace0d3", kill_on_drop: false }`
[INFO] [stdout] 29bc6f72a389d6e9695232defa4a98e15a7dd9e7090e176adb1f351b68ace0d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e5d60edfdb5a48aead069d873347dea4cf728623527891c1f9f3ab6e699a67a7
[INFO] running `Command { std: "docker" "start" "-a" "e5d60edfdb5a48aead069d873347dea4cf728623527891c1f9f3ab6e699a67a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking lelet-utils v0.3.4
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking lelet v1.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "e5d60edfdb5a48aead069d873347dea4cf728623527891c1f9f3ab6e699a67a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d60edfdb5a48aead069d873347dea4cf728623527891c1f9f3ab6e699a67a7", kill_on_drop: false }`
[INFO] [stdout] e5d60edfdb5a48aead069d873347dea4cf728623527891c1f9f3ab6e699a67a7