[INFO] fetching crate jsonwebkey 0.3.4...
[INFO] checking jsonwebkey-0.3.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate jsonwebkey 0.3.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate jsonwebkey 0.3.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking crates.io crate jsonwebkey 0.3.4
[INFO] finished tweaking crates.io crate jsonwebkey 0.3.4
[INFO] tweaked toml for crates.io crate jsonwebkey 0.3.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yasna v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c82f27c08fc1758460fb0f8cb14286e9fe94a27ff3a84996faf5499a8b9cd32b
[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" "c82f27c08fc1758460fb0f8cb14286e9fe94a27ff3a84996faf5499a8b9cd32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c82f27c08fc1758460fb0f8cb14286e9fe94a27ff3a84996faf5499a8b9cd32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82f27c08fc1758460fb0f8cb14286e9fe94a27ff3a84996faf5499a8b9cd32b", kill_on_drop: false }`
[INFO] [stdout] c82f27c08fc1758460fb0f8cb14286e9fe94a27ff3a84996faf5499a8b9cd32b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81839450ef922dfd8624efa33d355b2c05f23803533894bcda15437ab205620e
[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" "81839450ef922dfd8624efa33d355b2c05f23803533894bcda15437ab205620e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]    Compiling zeroize_derive v1.2.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking jsonwebtoken v7.2.0
[INFO] [stderr]     Checking jsonwebkey v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.78s
[INFO] running `Command { std: "docker" "inspect" "81839450ef922dfd8624efa33d355b2c05f23803533894bcda15437ab205620e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81839450ef922dfd8624efa33d355b2c05f23803533894bcda15437ab205620e", kill_on_drop: false }`
[INFO] [stdout] 81839450ef922dfd8624efa33d355b2c05f23803533894bcda15437ab205620e