[INFO] fetching crate jawn 0.1.1...
[INFO] checking jawn-0.1.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate jawn 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate jawn 0.1.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jawn 0.1.1
[INFO] finished tweaking crates.io crate jawn 0.1.1
[INFO] tweaked toml for crates.io crate jawn 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate jawn 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", 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] b397e0a6c597532fd20a0e1b5b5b3ce82e2a4f84a82622fc7677b5697cf18ee7
[INFO] running `Command { std: "docker" "start" "-a" "b397e0a6c597532fd20a0e1b5b5b3ce82e2a4f84a82622fc7677b5697cf18ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b397e0a6c597532fd20a0e1b5b5b3ce82e2a4f84a82622fc7677b5697cf18ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b397e0a6c597532fd20a0e1b5b5b3ce82e2a4f84a82622fc7677b5697cf18ee7", kill_on_drop: false }`
[INFO] [stdout] b397e0a6c597532fd20a0e1b5b5b3ce82e2a4f84a82622fc7677b5697cf18ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3d26e43829c4baf9e7b28c1eba2cd62b68c11b510739b4e83fd7590fb1ffea2
[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" "e3d26e43829c4baf9e7b28c1eba2cd62b68c11b510739b4e83fd7590fb1ffea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.20
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking console v0.9.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]     Checking jawn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "e3d26e43829c4baf9e7b28c1eba2cd62b68c11b510739b4e83fd7590fb1ffea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d26e43829c4baf9e7b28c1eba2cd62b68c11b510739b4e83fd7590fb1ffea2", kill_on_drop: false }`
[INFO] [stdout] e3d26e43829c4baf9e7b28c1eba2cd62b68c11b510739b4e83fd7590fb1ffea2