[INFO] fetching crate kcat 0.1.6...
[INFO] checking kcat-0.1.6 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate kcat 0.1.6 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate kcat 0.1.6 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kcat 0.1.6
[INFO] finished tweaking crates.io crate kcat 0.1.6
[INFO] tweaked toml for crates.io crate kcat 0.1.6 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plist v0.2.4
[INFO] [stderr]   Downloaded syntect v2.1.0
[INFO] [stderr]   Downloaded onig_sys v68.2.1
[INFO] [stderr]   Downloaded onig v3.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cf7bb371012f0b5d0f5659c770219f7be2b1837e67d978deeafd107597715bd
[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" "6cf7bb371012f0b5d0f5659c770219f7be2b1837e67d978deeafd107597715bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf7bb371012f0b5d0f5659c770219f7be2b1837e67d978deeafd107597715bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf7bb371012f0b5d0f5659c770219f7be2b1837e67d978deeafd107597715bd", kill_on_drop: false }`
[INFO] [stdout] 6cf7bb371012f0b5d0f5659c770219f7be2b1837e67d978deeafd107597715bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fef02bc5de06a379183e366a8cf04f17fa2362f5887d988cc15286637a74dc4a
[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" "fef02bc5de06a379183e366a8cf04f17fa2362f5887d988cc15286637a74dc4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]     Checking kcat v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.23s
[INFO] running `Command { std: "docker" "inspect" "fef02bc5de06a379183e366a8cf04f17fa2362f5887d988cc15286637a74dc4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fef02bc5de06a379183e366a8cf04f17fa2362f5887d988cc15286637a74dc4a", kill_on_drop: false }`
[INFO] [stdout] fef02bc5de06a379183e366a8cf04f17fa2362f5887d988cc15286637a74dc4a