[INFO] fetching crate hexavalent 0.1.6...
[INFO] checking hexavalent-0.1.6 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate hexavalent 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate hexavalent 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 hexavalent 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hexavalent 0.1.6
[INFO] tweaked toml for crates.io crate hexavalent 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate hexavalent 0.1.6 already has a lockfile, it will not be regenerated
[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 standback v0.2.14
[INFO] [stderr]   Downloaded time v0.2.24
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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] aee80e00ee56a2c3a946db1ade00f3a2b2d0304c1ee98150f080c040bdf9254a
[INFO] running `Command { std: "docker" "start" "-a" "aee80e00ee56a2c3a946db1ade00f3a2b2d0304c1ee98150f080c040bdf9254a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee80e00ee56a2c3a946db1ade00f3a2b2d0304c1ee98150f080c040bdf9254a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee80e00ee56a2c3a946db1ade00f3a2b2d0304c1ee98150f080c040bdf9254a", kill_on_drop: false }`
[INFO] [stdout] aee80e00ee56a2c3a946db1ade00f3a2b2d0304c1ee98150f080c040bdf9254a
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be72dd5f944f583a86570de01fdbe6b5014e477a7f5f407928c7ffcf6f6e4b2c
[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" "be72dd5f944f583a86570de01fdbe6b5014e477a7f5f407928c7ffcf6f6e4b2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.24
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking hexavalent v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.83s
[INFO] running `Command { std: "docker" "inspect" "be72dd5f944f583a86570de01fdbe6b5014e477a7f5f407928c7ffcf6f6e4b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be72dd5f944f583a86570de01fdbe6b5014e477a7f5f407928c7ffcf6f6e4b2c", kill_on_drop: false }`
[INFO] [stdout] be72dd5f944f583a86570de01fdbe6b5014e477a7f5f407928c7ffcf6f6e4b2c